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mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 1 description the M52775fp is desinged to provide a solution to ntsc color television system. it is an i 2 c bus controlled ntsc 1 chip. it consists of various processing blocks such as video if, sound if, luminance, chrominance, mono-sound, osd display, interface, h and v de?ction. at each block, i 2 c control is possible and a total of 30 parameters can be controlled by i 2 c bus. features aft coil-less fm det coil-less dynamic agc av switch (tv/ext video) y/c switch built-in black stretch circuit delay line aperture control luminance peak limiter two window vertical countdown built-in chroma bpf and trap built-in y delay line built-in acc/killer ?ters application ntsc type color tv, projecter recommended operating condition recommended supply voltage.....................v3, 4, 21, 22, 23=4.75v v5, 15, 16=8.0v supply voltage range........................v3, 4, 21, 22, 23=4.50 to 5.00v v5, 15, 16 =7.6 to 8.8v maximum output current.............................................3.0ma (pin14) 4.0ma (pin13) 8.0ma (rgb output current) 3.0ma (audio out output current) pin configuration (top view) 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 audio sw out audio in audio out fm direct out ext audio in vco vco video apc filter video out aft out rf agc out if agc filter if gnd1 if gnd2 if gnd3 if in x-tal 3.58 audio bypass fast blk black peak hold r in afc 2 filter g in contrast cont b in vcd v cc3 vcd v cc2 vcd v cc1 b out g out r out gnd gnd limiter in abl g -cont coincidence video sw out sync sep in tv/y in y sw out vcd gnd3 vcd gnd2 vcd gnd1 ext/c in chroma apc filter video sw in gnd gnd if in if v cc1 if v cc2 h v cc iil v cc scl fbp in sda h out h osc afc 1 filter fbp inv out v pulse hi v cc1 hi v cc2 M52775fp outline 64p6n-a
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 2 block diagram det acc sync sep r ext g ext input input input b ext af amp 10 11 12 44 42 8 32 37 21 35 22 38 36 23 41 43 34 39 27 13 16 31 56 55 60 54 47 46 25 15 57 52 53 4 3 61 50 49 62 63 59 64 58 45 40 29 48 33 17 5 6 14 20 19 18 24 26 28 7 9 1 30 51 rf agc if agc vco lock det 4 4 video det apc det adj det ref filter vif amp aft defeat clamp video tone chroma bpf/ chroma trap tv/ext apc det vcxo afc-1 32fh vco afc-2 horizontal count down vertical count down hv blk clamp bus i / f att drive amp rb drive (6) fm det limiter rgb matrix contrast chroma demodulator v sync trig eq eliminate afc gain tint cont tint bgp gene killer det 1st amp (acc) 2nd amp chroma limit delay adj (6) service audio att (7) rgb cut off (8) delay color chroma v-pulse trap sw sharpness bright bright video mute dl time mute sw trap adj 2 bpf sw 2 p p + x2 trap adj 1 adj (2) dl fine adj (6) takeoff peak lim ( g ) black stretch on/off (7) sw contrast (7) coinci. det inv service sw rgb sw (7) h-phase (4) h-stop audio sw audio sw out audio in audio out fm direct out ext audio in vco vco video apc filter video out black peak hold rf agc out if agc filter if gnd1 if gnd2 if gnd3 x-tal 3.58 audio bypass fast blk aft out r in afc 2 filter g in contrast cont b in vcd v cc3 vcd v cc2 vcd v cc1 b out r out g out gnd gnd limiter in abl g -cont coincidence video sw out sync sep in tv/y in y sw out vcd gnd3 vcd gnd2 vcd gnd1 ext/c in chroma apc filter video sw in gnd if in if v cc1 if v cc2 h v cc iil v cc scl fbp in sda h out h osc afc 1 filter fbp inv out v pulse hi v cc1 hi v cc2 gnd bpf sw (7) d/a bus control if in
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 3 absolute maximum ratings i 2 c bus default condition of all blocks in M52775fp * please refer to the following sub-address data for each parameter you measure. electrical characteristics (ta=25 c, pin3, 4, 21, 22, 23:4.75v supply/pin5, 15, 16:8v supply unless otherwise noted.) symbol parameter ratings unit v cc supply voltage 6.0, 9.0 v p d power dissipation 0.85 w t opr operating temperature -20 to +65 c t stg storage temperature -40 to +150 c s urge electrostatic discharge 200 v sub address 00h 01h 02h 03h 04h 05h 06h 07h function dla p/n avsw dfa tadj2 trap at t sharp defe cont dlta tv/ext y/c black hadj tint all blocks data 20h 00h 00h 40h 20h 20h 02h 40h function 32 0 0 000064320322000064 sub address 08h 09h 0ah 0bh 0ch 0dh 0eh 0fh 10h 12h 13h function color hp bri dr mute db cr cg cb trf 2wind ser hst afcg all blocks data 20h 40h 20h 20h 20h 80h 80h 80h 00h 00h 00h function 32 0 8 32 32 0 32 128 128 128 0000 000 symbol parameter input signal sw test conditions limits unit note s 12 s 60 s 45 sub address function v cc input sg pin p 49 p 51 p 52 p 57 p 58 p 59 p 60 00h 01h 03h 04h p 3 4 p 9 p 15 16 p 21 22 23 min. typ. max. dl a vc oa av s w at t def- eat supply current - default conditions of supply current -- sw 20h 20h 40h --- - pin 32 0 32 0 64 4.75 v 8v 8v 4.75 v i cc4 i cc75 pin3, 4, 21, 22, 23 supply current -- sw 60 86 112 ma pin mm i cc8a pin5 supply current -- sw 23 33 43 ma pin m i cc8b pin 15, 16 supply current -- sw 11 16 21 ma pin m vif block - default conditions of if type -- sw 1 1 1 20h 00h 00h 00h --- - pin 32 0 00 0 0 4.75 v 8v 8v 4.75 v vdc video detection output dc voltage -- sw 3.7 4.2 5.1 v pin m vo video detection output 64 2 sg1 sw 0 1.9 2.2 2.5 v pin m p/n video s/n 64 2 sg3 sw 0 43 53 - db pin m v f video frequency characteristics 64 2 sg4 sw 0 4.5 5.5 - mhz pin m vin min input sensitivity 64 2 sg5 sw 0 - 43 50 db m pin m vin max maximum permissible input 64 2 sg6 sw 0 102 107 - db pin m
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 4 electrical characteristics (cont.) symbol parameter input signal sw test conditions limits unit note s 12 s 60 s 45 sub address function v cc input sg pin p 49 p 51 p 52 p 57 p 58 p 59 p 60 00h 01h 03h 04h p 3 4 p 9 p 15 16 p 21 22 23 min. typ. max. dl a vc oa av s w at t def- eat gr agc control range -- sw 50 64 - db m calcu- late pin vih if agc maximum voltage -- sw 0 3.8 4.2 4.6 v pin m vit if agc voltage (80 dbu) 64 2 sg7 sw 0 2.4 2.8 3.2 v pin m vil if agc minimum voltage 64 2 sg8 sw 0 1.6 2.0 2.4 v pin m v58 aft defeat voltage -- sw 0 3.7 4.0 4.3 v pin m uaftn aft detection sensitivity 64 2 sg9 sw 52 74 96 mv/ khz pin m v58h aft maximum voltage 64 2 sg10 sw 0 4.75 v 8v 8v 4.75 v 6.5 7.0 - v pin m v58l aft minimum voltage 64 2 sg11 sw 0 - 0.8 1.3 v pin m v59h rf agc maximum voltage 64 2 sg3 sw 0 00h 7.2 7.8 - v pin m 0 v59l rf agc minimum voltage 64 2 sg3 sw 0 3fh - 0.2 0.8 v pin m 63 cru capture range (upper) 64 2 sg9 sw 0 0.7 1.0 - mhz pin m crl capture range (lower) 64 2 sg9 sw 0 0.7 1.0 - mhz pin m crt capture range (total) -- sw 1.4 2.0 - mhz calcu- late pin im inter modulation 64 2 sg12 sw 0 30 35 - db pin m dg dg 64 2 sg13 sw 0 - 2 7 % pin m dp dp 64 2 sg13 sw 0 - 2 7 deg pin m spn sync ratio 64 2 sg13 sw 0 25.0 27.5 32.0 % pin m dlph maximum delay point 64 2 sg14 sw 0 00h 95 105 - db m pin m 00 dlpl minimum delay point 64 2 sg15 sw 0 3fh - 63 73 db m pin m 63 sif block - sif type standard condition -- sw 0 20h 20h 40h --- - pin 32 0 64 4.75 v 8v 8v 4.75 v vaf af output dc voltage 47 sg17 sw 2.0 2.4 2.8 v pin m voaf af direct output 47 sg16 sw 240 340 440 mvrms pin m voaf max af maximum output 47 sg16 sw 7fh 410 590 770 mvrms pin m 127 at t maximum attenuation 47 sg16 sw 00h 59 68 - db pin m 0 thd af af output distortion factor 47 sg16 sw - 0.6 3 % pin m lim input limiting sensitivity 47 sg16 sw - 40 46 db pin m
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 5 electrical characteristics chroma block ( * c0 to c13:input sgs at pin41 in) electrical characteristics (cont.) symbol parameter input signal sw test conditions limits unit note s 12 s 60 s 45 sub address function v cc input sg pin p 49 p 51 p 52 p 57 p 58 p 59 p 60 00h 01h 03h 04h p 3 4 p 9 p 15 16 p 21 22 23 min. typ. max. dl a vc oa av s w at t def- eat amr amr 47 sg20 sw 45 50 - db pin m afsn af s/n 47 sg17 sw 49 58 - db pin m geau ext audio gain 53 sg22 sw 40h -2.0 0.0 2.0 db pin m 1 symbol parameter input signal sw test conditions limits unit note s 12 s 60 s 45 sub address function v cc input sg pin p 12 p 18 p 19 p 20 06h 07h 09h 05 h 08 h 0 bh p 3 4 p 5 p 15 16 p 21 22 23 min. typ. max. dl ta tv/ ex t au to tint h p co nt co l v mu te - default conditions of chroma -- sw 1 1 1 02h 40h 40h 40h 40h 64h --- - pin 2 0 0 64 0 8 64 64 100 4.75 v 8v 8v 4.75 v cn1 output signal amplitude 1 36 ss sw 2000 2800 3600 mv p-p pin m cn2 output signal amplitude 2 36 ss sw 1900 2700 3500 mv p-p pin m a cc1 a cc 1 36 vs sw 1 4 6 db v=+6db pin m a cc2 a cc 2 36 vs sw -3 0 3 db v=-20db pin m ov chroma overload 36 vs sw -1 2 5 db eb=800mv pin m vikp threshold color killer on 36 vs sw - -41 -30 db v=variable pin m killp residual color leakage at killer on 36 vs sw 0 40 150 mv p-p v=-45db pin m apc1 apc pull-in range 1 36 vs sw +300 +800 - hz f=eb =ec f=variable pin m -300 -1100 - r/bp ratio of (r-y/b-y) 36 vs sw 0.60 0.81 1.00 - ec= eb+ 100khz eb=monochroma pin m m q r-y p demoduration phase q r-y 36 vs sw 80 95 110 deg ec= eb+ 100khz eb=monochroma pin m m cc residual carrier leakage 36 ss sw 0 60 120 mv p-p pin m tc1 tint control 1 36 vs sw 7fh 30 44 60 deg eb=monochroma pin m 127 tc2 tint control 2 36 vs sw 00h 30 46 60 deg eb=monochroma pin m 0
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 6 electrical characteristics video & rgb i/f block ( * input sgs at pin42 in. v cc :p3, p4, p21, p22, p23=4.75v. p5, p15, p16=8.0v supply) no. sub address 08h 0bh 13h function color dr mute ser hst afcg y 0 data 00h 20h 00h function 0 32 0 0 0 0 symbol parameter input signal sw test conditions limits unit note s 12 s 60 s 45 sub address function input sg pin p 18 p 19 p 20 p 25 p 40 p 43 p 45 p 46 02h 04h 05 h 06h 0a h 0bh 0c h 10h min. typ. max. df a tr f2 tr ap sh ar p de fp co nt dl ta tv/ ex t y/ c bla ck ha dj br i dr mu te db trf - default conditions of video & rgb i/f -- sw 1 1 1 00h 20h 40 h 02h 40 h 20h 20 h 60h pin 00032064201006432 032 96 ymax maximum video amplitude 34 sga sw 7f h 2.5 3.5 4.5 v p-p pin m m m 127 gy video gain 34 sga sw 5 8 11 db pin m m m fby video frequency characteristics 34 sgb sw -1 2 5 db pin m 2agy double ampli?r standard output 34 sga sw 20h 1.6 2.1 2.6 v p-p pin m 32 0 ctr1 chroma trap attenuation 1 34 sgf sw 00/20h 20h - - -18 db pin m m m 0/1 32 0 trf1 chroma trap ?e adj. attenuation 1 34 sgf sw 20/30h 20h 00/60h pin m m m 0/1 132 0 0/1 ysw y sw out standard output 34 sgb v=0.71 v p-p sw 0.51 0.71 0.91 v p-p pin m ysmax y sw out maximum output 34 sgb v= 1.5v p-p sw 1.0 1.4 1.8 v p-p pin m e ? t ct ext ? tv crosstalk 36 sgb f=5mhz sw 0eh/0ah - -50 -40 db pin m 1/0 t ? e ct tv ? ext crosstalk 34 sgb f=5mhz sw 0ah/0eh - -45 -35 db pin m 0/1 ydl1 y delay time 1 34 sga sw 08h 200 280 360 nsec pin m m m 0 ydl2 y delay time 2 34 sga sw 09h 150 200 250 nsec pin m m m 1 ydl3 y delay time 3 34 sga sw 210 300 390 nsec pin m m m gtnor video tone 1 34 sgb sw 1.5 2.1 2.7 v p-p pin m m m gtmax video tone 2 34 sgb sw 3fh -1.3 2.2 5.7 db pin m m m 63 0 gtmin video tone 3 34 sgb sw 00h -12 -8 -4 db pin m m m 0 0 gt2m video tone 4 34 sgb sw -1.8 1.2 4.2 db pin m m m gt5m video tone 5 34 sgb sw -7 -3.5 0 db pin m m m
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 7 video & rgb i/f block (cont.) electrical characteristics video & rgb i/f block (cont.) symbol parameter input signal sw test conditions limits unit note s 12 s 60 s 45 sub address function input sg pin p 18 p 19 p 20 p 25 p 40 p 43 p 45 p 46 02h 04h 05 h 06h 0a h 0bh 0c h 10h min. typ. max. df a tr f2 tr ap sh ar p de fp co nt dl ta tv/ ex t y/ c bla ck ha dj br i d r mu te db trf gynor contrast 1 34 sgb sw 1.1 1.6 2.1 v p-p f=100khz pin m m m gymin contrast 2 34 sgb sw 00 h - 20 100 mv f=100khz pin m m m 0 lumnor bright 1 -- sw 2.2 2.6 3.0 v pin m m m lummax bright 2 -- sw 7f h 0.7 1.0 1.3 v pin m m m 127 lummin bright 3 -- sw 00 h -1.3 -1.0 -0.7 v pin m m m 0 d (r) drive r 34 sga sw 00/ 3fh 3.5 5.5 7.5 db pin m 0/63 d (b) drive b 34 sga sw 00/ 3f h 3.5 5.5 7.5 db pin m 0/ 63 ex (r) ext (r) i/o 30 28 sgd sw 7f h 00 h 3.5 4.3 5.1 v p-p pin m 127 0 ex (g) ext (g) i/o 30 26 sgd sw 7f h 00 h 3.5 4.3 5.1 v p-p pin m 127 0 ex (b) ext (b) i/o 30 24 sgd sw 7f h 00 h 3.5 4.3 5.1 v p-p pin m 127 0 symbol parameter input signal sw test conditions limits unit note s 12 s 60 s 45 sub address function input sg pin p 18 p 19 p 20 p 25 p 40 p 43 p 45 p 46 02h 05 h 06h 08 h 0a h 0dh 0eh 0fh min. typ. max. df a tr f2 tr ap co nt dl ta tv/ ex t y/ c bla ck ha dj co lo r br i cr cg cb ofrg offset voltage r-g -- sw -120 0 120 mv pin m ofbg offset voltage b-g -- sw -120 0 120 mv pin m m c (r) cut off r -- sw 00/ ffh 1.2 1.5 1.8 v pin m 0/255 c (g) cut off g -- sw 00/ ffh 1.2 1.5 1.8 v pin m 0/255 c (b) cut off b -- sw 00/ ffh 1.2 1.5 1.8 v pin m 0/255 dlf dl ?e delay amount 34 sga sw 02/00h 20 45 70 nsec pin m m m 1/0
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 8 electrical characteristics video & rgb i/f block (cont.) symbol parameter input signal sw test conditions limits unit note s 12 s 60 s 45 sub address function input sg pin p 18 p 19 p 20 p 25 p 40 p 43 p 45 p 46 02h 05 h 06h 08 h 0a h 0dh 0eh 0fh min. typ. max. df a tr f2 tr ap co nt dl ta tv/ ex t y/ c bla ck ha dj co lo r br i cr cg cb ccon1 color control 1 36 sge sw 02h 7f h 48 h 1.0 1.6 2.2 mv p-p pin m 0 127 72 ccon2 color control 2 36 sge sw 02h 7f h 48 h - 30 100 mv p-p pin m 0 127 72 vmf video mute 34 sgb f= 3.58m sw - -45 -35 db 0bh 00/ 40h mute :0/1 pin m m m mtxb matrix 1 36 vs sw 02h 40 h 64 h 1.8 2.6 3.4 v p-p ec=eb+100khz pin m 0 64 100 mtxg matrix 2 36 vs sw 02h 40 h 64 h 0.7 1.0 1.3 v p-p ec=eb+100khz pin m 0 64 100 mtxr matrix 3 36 vs sw 02h 40 h 64 h 1.4 2.0 2.6 v p-p ec=eb+100khz pin m 0 64 100 osd1 osd speed 1 24,26 28,30 sgd sw - 20 100 nsec pin m m m osd2 osd speed 2 24,26 28,30 sgd sw - 50 130 nsec pin m m m gymax1 contrast 3 34 sga sw 7f h 2.0 2.8 3.6 v p-p pin mmm 2.9 v 127 gymin1 contrast 4 34 sga sw 7f h - 20 100 mv p-p pin m m m 0v 127 bls1 black expansion characteristics 1 34 sgc sw 0ah/1ah 100 250 850 mv p-p v=0.2v p-p pin m 0/1 bls2 black expansion characteristics 2 34 sgc sw 0ah/1ah -100 50 200 mv p-p v=0.45v p-p pin m 0/1 bls3 black expansion characteristics 3 34 sgc sw 0ah/1ah -100 0 100 mv p-p v=0v p-p pin m 0/1 abl1 abl characteristics 1 -- sw 3.35 3.75 4.15 v pin m 4.75 v abl2 abl characteristics 2 -- sw 1.05 1.55 2.05 v pin m 0v g 1 gamma characteristics 1 34 sga sw 7f h 2.6 3.5 4.4 v p-p pin m 4.75 v 127 g 2 gamma characteristics 2 34 sga sw 7f h 2.0 2.7 3.4 v p-p pin m 1v 127
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 9 electrical characteristics synchronization/de?ction block no. sub address 06h 08h function dlta tv/ ext auto color d 0 data 20h 00h function 0 0 1 0 symbol parameter input signal sw test conditions limits unit note s 12 s 60 sub address function v cc input sg pin p 8 p 10 p 16 p 12 p 13 p 14 p 18 p 19 p 20 p 42 09 h 12 h 13h p 3 4 p 5 p 15 16 p 21 22 23 min. typ. max. h p su b vp o se r hs t af cg - default conditions of synchronization de?ction -- sw 11 00 40 h 00 h 00h --- - pin 8 0 0 0 0 4.75 v 8v 8v 4.75 v iss sync. sep. input sensitivity; current -- sw - 0.1 0.2 ma pin m bgp1 burst gate pulse timing 1 sy sga sw 3.5 4.5 5.5 m sec pin m m bgp2 burst gate pulse timing 2 sy sgb sw 3.5 4.5 5.5 m sec pin m m bgpw burst gate pulse width sy sga sw 4.8 6.0 7.2 m sec pin m fh horizontal free run frequency -- sw 15.3 15.7 16.1 khz pin m fph1 horizontal pull-in range 1 sy sgc f=vari- able sw +350 +600 - hz pin m m fph2 horizontal pull-in range 2 sy sgc f=vari- able sw - -800 -350 hz pin m m hpt1 horizontal pulse timing 1 sy sga sw 7.2 8.3 9.4 m sec pin m m hpt2 horizontal pulse timing 2 sy sga sw 00 h -2.6 -2.0 -1.4 m sec pin m m 0 hpt3 horizontal pulse timing 3 sy sga sw 78 h 1.2 1.7 2.2 m sec pin m m 15 th horizontal pulse width -- sw 21 25 29 m sec pin m 6.7 vh horizontal pulse amplitude -- sw 3 3.7 - v pin m hsto horizontal pulse stop function -- sw 10h - 0.2 0.5 v pin m 1 afcg afg gain sy sga sw 0 00/20h 2.0 3.7 10 db pin m 0/1 fv vertical free run frequency -- sw 51 54 57 hz pin m 4.75 v 8v 8v 4.75 v sw service switch -- sw 00h/08h - 0 0.5 v pin m 0/1 fpv vertical pull-in range sy sgd f=vari- able sw - - 67 hz pin m vw vertical pulse width -- sw 0.35 0.52 0.65 msec pin m
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 10 electrical characteristics synchronization/de?ction block (cont.) symbol parameter input signal sw test conditions limits unit note s 12 s 60 sub address function v cc input sg pin p 8 p 10 p 16 p 12 p 13 p 14 p 18 p 19 p 20 p 42 09 h 10h 11 h 12 h 13h p 3 4 p 5 p 15 16 p 21 22 23 min. typ. max. h p v- po tr f ha v siz su b vp o se r hs t af cg vblkw vertical blanking width -- sw 0.9 1.1 1.3 msec pin m m m wvss vertical sync. detection minimum width sy sgd sw 9.5 12.5 -m sec f60hz width variable pin m fbpi fbp inv out sw 4.65 4.75 4.85 v h pin m - 0 0.5 l
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 11 electrical characteristics test method p/n video s/n 1. input sg3 and measure the rms value of output signal at pin 57. 2. p/n is de?ed as follows: vf video frequency characteristics 1. input sg4 and set the frequency f2 to 44.75mhz so that the beat element of 1mhz is output to pin 57. 2. then set the applied voltage at pin 60 so that the beat element of 1mhz at pin 57 may be 100db m . 3. decrease f2 to the level at which the beat element becomes 3db smaller than the element of 1mhz, and read the value at that level. vin min. input sensitivity 1. decrease sg5 level until the video detector output is 3db smaller then the measured value of parameter v3 ?ideo detector output? vin max. maximum permissible input 1. input 90db m sg6. 2. v a is the output level at pin 57. increase sg6 voltage until the output at pin 57 becomes 3db smaller than v a . the input levell at that time is the maximum permissible input. m aftn aft detector sensitivity v58h maximum aft voltage, v58l minimum aft voltage see the following ?ure. m aftn is defined as follows: im intermodulation 1. adjust the applied voltage at pin 60 so that the lowest output signal voltage at pin 57 is 2.2v. 2. measure elements of 0.92mhz and 3.579545mhz of output at pin 57. 3. im is de?ed as follows: att maximum attenuation 1. measure the element of 400hz of output at pin 51. 2. lim input limiting sensitivity decrease the input level of sg18. measure the input level when the element of 400hz at pin 52 is 3db smaller than v 0afm (s6: maximum af output (6.0m)). amr 1. vam is the element of 400hz at pin 52. 2. amr is de?ed as follows: af s/n 1. measure the noise (20hz to 100khz) of output at pin 52. 2. af s/n is de?ed as follows: geau ext audio gain input sg22 at pin 53, and measure the output v p-p at pin 49. cn1 output signal amplitude 1 cn2 output signal amplitude 2 1. input ss from pin 36 in. 2. measure output amplitude, cn1 and cn2, at pins 18 and 20 respectively. v 0neg measured value (v p-p ) 10 3 0.7 p/n=20log measured value (mvrms) (db) p57 100db m 1mhz bw 3db p1 v1hn v1ln 5.0v 3.0v 44.75mz 46.75mhz f0 d f f m aftn= (5.0-3.0) 10 3 mv d f khz (mv/khz) 2.2v p57 element of 0.92mhz im=20log element of 3.579545mhz (db) v 0afmax att=20log measured value (db) v 0af (mvrms) amr=20log vam (mvrms) (db) v 0afmax af s/n=20log measured value (db) input signal v p-p gain=20log output signal v p-p (pin49) (db)
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 12 a cc1 1. input vs (eb=570mv:level+6db) from pin 36 in. 2. measure the output amplitude at pin 20. 3. a cc1 is de?ed as follows: a cc2 1. input vs (input level:-20db) from pin 36 in. 2. measure the output amplitude at pin 20. 3. a cc2 is de?ed as follows: ov chroma overload 1. input vs (ec=800mv p-p :chroma+3db) from pin 36 in. 2. measure the output amplitude at pin 20. 3. ol is de?ed as follows: vikp threshold color killer on 1. input vs (level:variable) from pin 36 in at input level 0db. 2. lower the input level whth monitoring the output amplitude at pin 20 and measure the input level when output amplitude isnot found. killp residual color leakage at killer on 1. input vs (level:-45db) from pin 36 in. 2. measure the output amplitude at pin 20. apc1 apc pull-in range 1 1. input vs (f=eb=ec=variable) from pin 36 in. 2. change the input signal frequency and measure the frequency range from the point at which signal is output to pin 20 and to the point that no signal is output to the pin. the reference value is 3.579545mhz. r/b p ratio of (r-y/b-y) 1. input vs (eb=single chroma=ec+100khz) from pin 36 in. 2. v20 is the output amplitude at pin 20. 3. v18 is the output amplitude at pin 18. 4. r/b p is de?ed as follows: q r-y p demodulation phase 1. input vs (ed=single chroma=ec+100khz) from pin 36 in. 2. v20 is the output amplitude at pin 20. 3. v18 is the output amplitude at pin 18. 4. r-yp is de?ed as follows: cc residual carrier leakage measure the element of 3.58mhz of the demodulated output in no- input state. tc1 tint control 1, tc2 tint control 2 1. input vs (see the following ?ure) from pin 36 in. based on the output voltage at pin 20, ?d the absolute angle as shown in the following ?ure. measured value (v p-p ) a cc1 =20log cn1 (v p-p ) (db) measured value (v p-p ) a cc2 =20log cn1 (v p-p ) (db) measured value (v p-p ) ol=20log cn1 (v p-p ) (db) v18 (v p-p ) r/b p=20log v20 (v p-p ) (db) v18 3.8 q r-y p=tan -1 (v20 1.9)+45 (deg) q a b 0 90 q =tan -1 (b/a) 0 90 -180 a gnd b
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 13 ymax maximum video output 1. input sga into pin 34 in and input sgs from pin 42 in. 2. measure the amplitude ( p-p ) except that at blanking part of output at pins 18, 19 and 20. gy video gain 1. input sga into pin 34 in and input sgs from pin 42 in. 2. measure the amplitude ( p-p ) except that at blanking part of output at pins 18, 19 and 20. this amplitude is de?ed as g1. 3. gy is de?ed as follows: gy=20 log (g1v p-p /0.714v p-p ) (db) bw video frequency characteristics 1. input sgb (5mhz, 0.4v p-p ) into pin 34 in and input sgs from pin 42 in. 2. measure the amplitude ( p-p ) except that at blanking part of the output at pin 19. the amplitude is de?ed as yb. 3. bw is de?ed as follow: bw=20 log (yb v p-p /gy v p-p ) (db) 2agy double ampli?r standard output 1. input sga into pin 34 in and input sgs from pin 42 in. 2. measure the amplitude ( p-p ) at pin 40 output. ctr1 chroma trap attenuation 1 (common to r/g/b output) 1. input ss from pin 41 in and input sgs into pin 42 in. measure the frequency level of 3.58mhz at trap data 0. the level is de?ed as n 0 . 2. then, measure the level at trap data 1. 3. ctr1 is de?ed as follows. trf1 chroma trap ?e adj. attenuation 1 (common to r/g/b output) 1. input ss from pin 34 in and input sgs from pin 42 in. 2. measure the output amplitude of the element of 3.58mhz when trap ?e adj. switch is on. (trfon) 3. trf1 is de?ed as follows. 4. measure the most attenuation part in three condition of (2), and the most attenuation part is de?ed as y6. the three condition of (2) is shown below. ysw y sw out standard output 1. input sgb from pin 34 in and input sgs into pin 42 in. 2. measure the output amplitude of the pin 43 output video block. ysmax y sw out standard output 1. input sgb (video amplitude 1.5v p-p ) from pin 34 in and input sgs into pin 42 in. 2. measure the output amplitude of the pin 43 output video block. e ? t ct ext ? tv crosstalk 1. input sgb (f=5mhz) from pin 36 in and input sgs into pin 42 in. 2. specify pin 43 output for ext to be vext. 3. specify pin 43 output for tv to be vtv. 4. e ? t ct is de?ed as follows. t ? e ct tv ? ext crosstalk 1. input sgb (f=5mhz) from pin 41 in and input sgs into pin 42 in. 2. specify pin 43 output for tv to be vtv. 3. specify pin 43 output for ext to be vext. 4. t ? e ct is de?ed as follows. ydl1 y delay time1 1. input sga from pin 34 in and input sgs into pin 42 in. 2. measure the delay time from signal input to output at pins 18, 19 and 20. ydl2 to 3 y delay time2 to 3 1. input sga from pin 34 in and input sgs into pin 42 in. 2. measure the delay time from signal output at pins 18, 19 and 20 to y11, ydl1. m m =g1 measured value (mv p-p ) ctr1=20log n 0 (mv p-p ) (db) trap fine adt sw fine 2 condition 1 on off condition 2 off on condition 3 on on trfon (mv p-p ) trf1=20log n 0 (mv p-p ) (db) vtv (mv p-p ) e ? t ct=20log vext (mv p-p ) (db) vext (mv p-p ) t ? e ct=20log vtv (mv p-p ) (db) measure the delay time sga output signal m at the center point of rise.
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 14 gtnor video tone 1 1. input sgb (f=3mhz) from pin 34 in and input sgs into pin 42 in. 2. measure output amplitude at pins 18, 19 and 20. gtmax video tone 2 1. input sgb (f=3mhz) from pin 34 in and input sgs into pin 42 in. 2. measure output amplitude at pins 18, 19 and 20. 3. gtmax is de?ed as follows: gtmin video tone 3 1. input sgb (f=3mhz) from pin 34 in and input sgs into pin 42 in. 2. measure output amplitude at pins 18, 19 and 20. 3. gtmin is de?ed as follows: gt2m video tone 4 1. input sgb (f=2mhz) from pin 34 in and input sgs into pin 42 in. 2. measure output amplitude at pins 18, 19 and 20. 3. gt2m is de?ed as follows: gt5m video tone 5 1. input sgb (f=5mhz) from pin 34 in and input sgs into pin 42 in. 2. measure output amplitude at pins 18, 19 and 20. 3. gt5m is de?ed as follows: gynor contrast 1 1. input sgb (f=100khz) from pin 34 in and input sgs into pin 42 in. 2. measure output amplitude at pins 18, 19 and 20. gymin contrast 2 1. input sgb (f=100khz) from pin 34 in and input sgs into pin 42 in. 2. measure output amplitude at pins 18, 19 and 20. 3. gymin is de?ed as follows: lum nor brightness control 1, lum max brightness control 2, lum min brightness control 3 1. no signal is input. (only sgs is input to pin 42 in.) 2. measure dc voltage of output at pins 18, 19 and 20 except that at blanking part. 3. y22=(lum max)-(lum nor), y23=(lum min)-(lum nor) d (r) drive r 1. input sga from pin 34 in and input sgs into pin 42 in. 2. measure drmin and drmax which are output amplitude at pins 18 at d (r) data min and d (r) data max respectively. 3. d (r) is de?ed as follows: d (b) drive b 1. input sga from pin 34 in and input sgs into pin 42 in. 2. measure dbmin and dbmax which are output amplitude at pin 20 at d (b) data min and d (b) data max respectively. 3. d (b) is de?ed as follows: ex (r) ext (r) i/o, ex (g) ext (g) i/o, ex (b) ext (b) i/o 1. input sgd into each of pin 30, 24, 26 and 28 and input sgs into pin 42 in. 2. measure output amplitude which is higher than the pedestal level at pins 18, 19 and 20. the amplitude at blanking part should not be measured. ofrg offset voltage r-g, ofbg offset voltage b-g 1. measure dc voltage of output at pin 18, 19 and 20 except that at blanking part . 2. ofrg and ofbg are de?es as follows: ofrg= (pin 18 measured voltage)-(pin 19 measured voltage) (mv) ofbg= (pin 20 measured voltage)-(pin 19 measured voltage) (mv) measured value (v p-p ) gtmax=20log gtnor (v p-p ) (db) measured value (v p-p ) gtmin=20log gtnor (v p-p ) (db) measured value (v p-p ) gt2m=20log gtnor (v p-p ) (db) measured value (v p-p ) gt5m=20log gtnor (v p-p ) (db) measured value (v p-p ) gymin=20log gynor (v p-p ) (db) gnd output m waveform drmax (v p-p ) d (r)=20log drmin (v p-p ) (db) dbmax (v p-p ) d (b)=20log dbmin (v p-p ) (db) m
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 15 r (c) cutoff r, g (c) cutoff g, b (c) cutoff b 1. measure dc voltage of output at pin 18, 19 and 20 when r (c), g (c) and b (c) data are maximum and minimum respectively. the dc voltage at blanking part should not be measured. 2. r (c), g (c) and b (c) are de?ed as follows: r (c), g (c) and b (c)= (voltage at data max.)-(voltage at data min.) (v) dlf y delay time ?e ? 1. input sga from pin 34 in and input sgs into pin 42 in. 2. measure the time lag (absolute value) between signal ydl3 and output signal at pins 18, 19 and 20. ccon1 color control 1, ccon2 color control 2 1. input vs (ec=eb+100khz) from pin 36 and input sgs into pin 42 in. 2. measure output amplitude at pins 18, 19 and 20 under each condition. vmf video mute 1. input sgf from pin 34 and input sgs into pin 42 in. 2. measure output amplitude of the element of 3.58mhz when the mute switch is on and off. (vmfon, vmfoff) 3. vmf is de?ed as follows: mtxb matrix 1, mtxg matrix 2 1. input vs (ec=eb+100khz) from pin 36 and input sgs into pin 42 in. 2. measure output amplitude at pins 20 and 19. (p20=mtxb, p19=mtxg) mtxr matrix 3 1. input vs (ec=eb+100khz) from pin 36 and input sgs into pin 42 in. 2. measure output amplitude at pin 18. (p18=mtxr) osd1 osd speed 1, osd2 osd speed 2 1. input sgd into each of pin 30, 24, 26 and 28 and input sgs into pin 42 in. 2. measure rise time and fall time of the signal of output at pins 18, 19 and 20. measurement points should be higher than the pedestal level and blanking part should not be measured. gymax1 contrast 3, gymin1 contrast 4 1. input sga from pin 34 in and input sgs into pin 42 in. 2. measure output amplitude at pina 18, 19 and 20 when 2.9v and 0v are extemally applied to pin 25. abr bright increase voltage 1. non-input. 2. measure the voltage except for pin 19 blanking. bls1 black expansion characteristics 1, bls2 black expansion characteristics 2, bls3 black expansion characteristics 3 1. input sgc (bls1=0.2v p-p , bls2=0.45v p-p , bls1=0v p-p ) from pin 34 in and input sgs into pin 42 in. 2. with black expansion set to on/off, specify the pin 19 output voltages to be vblson1 to 3/bvlsoff1 to 3, respectively. 3. the standard shall be expressed by bls1 to 3=vblsoff1 to 3- bvlson1 to 3 (mv p-p ). abl1 abl characteristics 1, abl2 abl characteristics 2 1. non-input. 2. when a voltage of 4.75v is applied to pin 46, measure the output voltage at pin 19 and specify the value to be abl1. 3. when a voltage of 0v is applied to pin 46, measure the output voltage at pin 19 and specify the value to be abl2. g 1 gamma characteristics 1, g 2 gamma characteristics 2 1. input sga from pin 34 in and input sgs into pin 42 in. 2. when a voltage of 4.75v is applied to pin 45, measure the amplitude of pin 19 output and specify the value to be g 1. 3. when a voltage of 0v is applied to pin 45, measure the amplitude of pin 19 output and specify the value to be g 2. 4. g 1, g 2 are defined as follows: g 2= g 1-measured value (mv p-p ) iss sync separation input sensitivity current when current ?ws from pin 42, measure the ?w current with the burst gate pulse of p8scp eliminated. measure the time lag y13 ydl3 signal output signal m at the center point of rise. vmfon (v p-p ) vmf=20log vmfoff (v p-p ) (db) osd1 osd2 90% 10% output waveform at pins18, 19 and 20. m m
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 16 bgp1 burst gate pulse timing 1 bgp2 burst gate pulse timing 2, bgpw burst gate pulse width fh horizontal free running frequency measure the output frequency at pin 10 when no signal is input . fph1 horizontal pull-in range 1 fph2 horizontal pull-in range 2 change the frequency of sgc and measure the frequency at the moment when the output signal at pin 10 and the input signal at pin 42 are pulled in. the horizontal pull-in range is measured by comparing with 15.734khz. hpt1 horizontal pulse timing 1 hpt2 horizontal pulse timing 2 hpt3 horizontal pulse timing 3 hpt2 = hphase data ( 0 ) - hpt1 hpt3 = hphase data (15) - hpt1 th horizontal pulse width, vh horizontal pulse amplitude hsto horizontal pulse stop function con?m that the horizontal output is high when the horizontal stop switch is on. afcg afc gain 1. measure afc on which is the output amplitude of pin 12 when afc switch is on and afc off which is that when the switch is off. 2. afcg is de?ed as follows: fv vertical free running frequency measure the output frequency at pin 14 when no signal is input. sw service sw operation measure the output dc voltage at pin 14 when the service switch is on. fpv vertical pull-in range decrease the frequency of sgd and measure the frequency when output waveform at pin 14 is pulled in. vw vertical pulse width (free running) vblkw vertical blanking width wvss vertical sync.detection minimum width change the input pulse width of sgd and measure the input pulse width at the moment when the output signal at pin 14 is pulled in. fbpi fbp inv out measure the hi and lo voltages of the pin 13 output pulse. p42 sync p8 scp bgp1,bgp2 bgpw p42 sync hpt1, hpt2, hpt3 p10 h out th vh afcon (v p-p ) afcg=20log afcoff (v p-p ) (db) measure the output pulse width at pin 14. gnd output waveform at pins 18, 19 and 20 m p13 waveform gnd hi lo
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 17 note: the timing and pulse width of the horizontal blanking pulse should be as shown in the following ?ure by adjusting the variable resistor of the single shot multi vibrator. the variable resistor at pin 15 of the ttl ic, m74ls221p, is used to ? the timing at 8 m s and that at pin 7 is used to ? the pulse width at 12 m s. * coil adjustment vco coil 1. input cw (fo=45.75mhz, vi=90db m ) to input pin a. 2. set the dc voltage at pin 58 (aft out) to 1/2vcc (4.0v) by adjusting vco coil. note: vco coil should always be adjusted as above before using this ic. pin 13 horizontal output horizontal blanking pulse 8 m s 12 m s 4.0v 45.75mhz frequency voltage pin 58 output waveform
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 18 i 2 c bus formats (1) slave address: a6 a5 a4 a3 a2 a1 a0 r/w 1 0 1 1 1 0 1 0 (=bah) (2) slave address format: (3) sub address byte and data byte format: read no. functions bit sub add data byte d7 d6 d5 d4 d3 d2 d1 d0 vif/sif 1 delay adj 6 00h 0 a05 a04 a03 a02 a01 a00 4 audio sw 1 01h audio sw 6 defeat 1 04h defeat 7 audio att 7 03h 0 a36 a35 a34 a33 a32 a31 a30 video 8 video tone 6 04h 0 a45 a44 a43 a42 a41 a40 9 contrast 7 05h 0 a56 a55 a54 a53 a52 a51 a50 10 dl time adj 2 06h 0?a61a60 25 dl ?e adj. 1 02h dl?e 11 tv/ext sw 1 06h tv/ext 12 y/c sw 1 06h y/c in 13 black stretch 1 06h black 14 trap sw 1 02h trap 38 trap adj 1 1 10h tadj1 40 trap adj 2 1 02h tadj2 36 video mute 1 0bh v mute chroma 15 tint 7 07h 0 a76 a75 a74 a73 a72 a71 a70 16 color 7 08h 0 a86 a85 a84 a83 a82 a81 a80 26 killer off 1 09h kill off inter- face 19 bright 7 0ah 0 aa6 aa5 aa4 aa3 aa2 aa1 aa0 20 drive (r) 6 0bh 0 ab5 ab4 ab3 ab2 ab1 ab0 21 drive (b) 6 0ch 0 0 ac5 ac4 ac3 ac2 ac1 ac0 22 cut off (r) 8 0dh ad7 ad6 ad5 ad4 ad3 ad2 ad1 ad0 23 cut off (g) 8 0eh ae7 ae6 ae5 ae4 ae3 ae2 ae1 ae0 24 cut off (b) 8 0fh af7 af6 af5 af4 af3 af2 af1 a100 deflec- tion 27 afc-2 h phase 4 09h 0 a96 a95 a94 a93 33 service sw 1 13h service sw 34 h stop 1 13h h stop 35 afc gain 1 13h afc gain 42 h fo adj 1 06h hadj 32 2 window sw 1 12h 2ws s a p start condition a a slave address sub address data byte acknowledge bit stop condition read
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 19 data byte conditions at sw functions data condition initial condition if audio sw audio sw 0tv tv 1 ext defeat defeat 0 off off 1on video dl time adj a61, a60 0 0 220nsec 420nsec 0 1 320nsec 1 0 420nsec 1 1 420nsec dl time ?e adj dl ?e 0 +50nsec +0nsec 1 +0nsec tv/ext tv/ext 0tv tv 1 ext y/c in y/c in 0 y/c y/c 1 tv or ext black stretch black 0 off off 1on trap sw trap 0 off off 1on trap ?e adj. 1 tadj1 0 off off 1on trap ?e adj. 2 tadj2 0 off on 1on video mute v mute 0 off off 1on chroma killer off 0 normal normal 1 killer off deflection service sw service sw 0 normal mode normal mode 1 service mode h stop h stop 0 h out h out 1 h stop afc gain afc gain 0 normal normal 1 high h fo adj h adj 0f 0 down f 0 down 1f 0 up 2 window 2 window sw 0 normal normal 1 2 window
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 20 data byte conditions at d/a functions bit data condition intial condition if delay adj 6 0 to 63 32 audio att 7 0 to 127 32 video video tone 6 0 to 63 0 contrast cont 7 0 to 127 32 chroma tint cont 7 0 to 127 64 color cont 7 0 to 127 32 interface bright cont 7 0 to 127 32 drive (r) 6 0 to 63 32 drive (b) 6 0 to 63 32 cut off (r) 8 0 to 255 128 cut off (g) 8 0 to 255 128 cut off (b) 8 0 to 255 128 deflection afc-2 h phase 4 0 to 15 10 i 2 c bus control section sda, scl characteristics timing diagram symbol parameter limits unit min. max. v il min. input low voltage -0.5 1.5 v v ih max. input high voltage 3.0 5.5 v f scl scl clock frequency 0.0 100 khz t buf time the bus must be free before a new transmission can start 4.7 -m s t hd:sta hold time start condition. after this period the ?st clock pulse is generated 4.0 -m s t low the low period of the clock 4.7 -m s t high the high period of the clock 4.0 -m s t su:sta setup time for start condition (only relevant for a repeated start condition) 4.7 -m s t hd:dat hold time data 0.0 -m s t su:dat set-up time data 250 - ns t r rise time of both sda and scl lines - 1000 ns t f fall time of both sda and scl lines - 300 ns t su:sto set-up time for stop condition 4.0 -m s sda scl v ih ssps t buf t su:sto t su:sta t hd:dat t su:dat t hd:sta t low t high t r , t f v il v ih v il
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 21 input signal vif/sif input signal parameters including input signals 1. input signal name is two alphanumeric characters. first character: standard=s, nonstandard=v (modi?d parts should be speci?d.) second character: meaning of signal 2. structure of input color signal the following ?ure shows the structure of color signal. 1) when s (standard) is used as the ?st character, the standard color bar signal of each system is applied. h.sync should be added for input clamp. 2) amplitude and frequency of burst are represented as ed. in case of standard signal, the amplitude is 285mv p-p . 3) amplitude and frequency of chroma are represented as ec. in case of standard signal, the amplitude is 570mv p-p and the frequency is 3.579545mhz. sg no. signals (50 w termination) 1f 0 =45.75mhz 90db m fm=20khz am77.8% 3f 0 =45.75mhz 90db m cw 4 f 1 =45.75mhz 90db m cw (mixed signal) f 2 = 44 5mhz 70db m cw (mixed signal) 5f 0 =45.75mhz variable fm=20khz am77.8% 6f 0 =45.75mhz fm=20khz am16% level variable 7f 0 =45.75mhz 80db m cw 8f 0 =45.75mhz 110db m cw 9f 0 =45.75 5mhz 90db m cw 10 f 0 =44.75mhz 90db m cw 11 f 0 =46.75mhz 90db m cw 12 f 1 =45.75mhz 90db m cw (mixed signal) f 2 =41.25mhz 80db m cw (mixed signal) f 3 =42.17mhz 80db m cw (mixed signal) 13 f 0 =45.75mhz standard 10-step modulation sync ratio 28.6% am=87.5%video modulation sync chip level 90db m 14 f 0 =45.75mhz 93db m cw 15 f 0 =45.75mhz 73db m cw 16 f 0 =4.5mhz 100db m fm=400hz fm 25khz dev 17 f 0 =4.5mhz 50db m cw 20 f 0 =4.5mhz 100db m fm=400hz am30% 22 f=1khz 1v p-p cw ex.) first character second character standard signal ss ec eb ec(n) eb(n) eb(n+1) ec(n+1) h.sync 500mv p-p
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 22 video/interface sg no. signal (50 w termination) sga ntsc system apl100% standard video signal should be input as sync separation input as shown in the ?ure. the vertical signal should be interlaced at 60hz. sgb the frequency and amplitude of signal lumi can be changed by signal sga. the typical amplitude is 0.714mv p-p . sgc sgd sgs sgf 2us 7us 5us 1v p-p 0.714v p-p 0.286v p-p 2us 7us 5us sync 4 m sec level : variable 0v 20 m 24 m 20 m 1.0v level : variable typ=0.3v p-p h=15.734khz, v=60hz standard ntsc sync 5us 1v p-p 0.714v p-p 0.286v p-p f=3.58mhz
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 23 deflection sg no. signal (50 w termination) sga the input signal should be ntsc system apl-variable video signal. vertical should be interlaced at 60hz. sgb duty90% frequency:variable level:variable (typ. :1v p-p ) sgc duty95% frequency:variable level:variable (typ. :1v p-p ) duty: variable (95%) 2 m sec 7 m sec 63.5 m sec 5 m sec 0.714v p-p pedestal 0.286v p-p 1v p-p 1v p-p
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 24 test circuit 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 M52775fp 220 220k 3900p 1 m 75 75 tv/y in sync in 4.7k 1 m 1 m 51 0.47 m 120 ext audio in 4.7k 3900p 1k 2.2 m 300k 300k 0.01 m 0.1 m 0.22 m s60 51 0.01 m s in a a 47 m 0.01 m 1646 50 vif in 0.01 m 560 47 m s12 3.3k 1k 1k 1 m b503 f18 0.01 m 22k 10k 47 m 0.01 m a 0.01 m 560k 51 0.1 m 51 0.1 m 51 51 0.1 m 1 m 1 m 330k 0.22 39p 3.58m x?al 3.3k 3.3k 3.3k 47 m 0.01 m a 1 m 75 ext/c in 1 m 3.3k 2.7m 0.015 m 0.1 m 75 video sw in 0.22 m 330k 180k 0.01 m sw45 p46 47 m 0.01 m 47 m 0.01 m v cc =4.75v v cc =8v 2.7k 6.8k b in g in r in fast blk 47 m 0.01 m 9 10 11 12 13 14 15 16 8 7 6 5 4 3 2 1 m74ls221p 2200p 4700p vr 20k vr 20k 5.1k 3k 620 10k : bnc : check pin units resistance : w capacitance : f 0.1 m 470k 1k np
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 25 typical characteristics ambient temperature ta ( c) 0 25 50 75 100 125 2.0 150 thermal derating (maximum rating) power dissipation p d (mw) 65 0.5 1.0 1.5 1.31
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 26 application example 2 59 64 58 45 40 29 48 33 17 5 6 14 20 19 18 24 26 28 7 9 51 1 30 10 11 12 44 42 8 32 37 21 35 22 38 36 23 41 43 34 39 27 13 4 16 31 56 55 60 54 47 46 25 15 57 52 53 3 61 62 63 50 49 gnd gnd gnd rf agc out (rev) rf agc if agc vco lock det video out 4 4 video det apc det adj det ref filter vif in vif amp aft defeat clamp video tone chroma bpf/ chroma trap tv/ext tv/y in ext apc det vcxo 3.58mhz f.b.p afc-1 32fh vco afc-2 h. output horizontal count down vertical count down hv blk clamp bus i / f af amp att audio out +b h vcc 8v r b g out put r in b in fast blk scl sda drive amp r ext g ext input input input b ext rb drive (6) fm det limiter rgb matrix contrast chroma demodulator sync sep v sync trig eq eliminate afc gain tint cont tint bgp gene killer det 1st amp (acc) 2nd amp det acc chroma limit fm direct if vcc 5v if gnd delay adj (6) service audio att (7) rgb cut off (8) delay color chroma v-pulse trap sw sharpness bright sync vcd v cc bright video mute dl time mute sw trap adj 2 bpf sw p p + x2 video video 5v vcd trap adj 1 adj (2) dl fine adj (6) g cont takeoff peak lim ( g ) black stretch on/off (7) sw contrast (7) coinci. det sep. in mute scp out 8v fbp inv inv service sw rgb sw (7) h-phase (4) h-stop gnd iil vcc v-pulse g in acl hi vcc8v audio sw ext audio in audio sw out audio in arl limiter in units resistance : w capacitance : f 503khz aft out out video/c in sw out sw in gnd out d/a bus control (7) bpf sw
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 27 description of pin pin no. name pin wave peripheral circuit of pins pin voltage (v) remark 1 gnd --- 2 64 if in - 1.45 3 4 if v cc1 if v cc2 -- 4.75 5h v cc -- 8.0 6 ill v cc -- 1.5 7 scl -- 8 fbp in 4.20 3.1 1.55 bgp hblk vblk 9sda -- 10 h out 3.70 0 h l 1.2k 6.5k 43k 200 40k 40k 200 200
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 28 description of pin (cont.) pin no. name pin wave peripheral circuit of pins pin voltage (v) remark 11 h osc 3.2 12 afc1 filter - 5.1 13 fbp inv out 8.0 0.2 h l 14 v pulse 6.5 0 h l 15 16 hi v cc1 hi v cc2 - - 8.0 17 gnd - - 0 18 19 20 r out g out b out - 2.5 0 h l 21 22 23 vcd v cc1 vcd v cc2 vcd v cc3 - - 4.75 f = 503khz 0.3v p-p 907 600 307 40k 48k 6k gnd 1h 6.4k 30k 20k gnd 1v 500 100k 50
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 29 description of pin (cont.) pin no. name pin wave peripheral circuit of pins pin voltage (v) remark 24 26 28 b in g in r in - 2.6 25 contrast cont. - 3.1 27 afc2 filter - 5.4 29 black peak hold - 2.2 30 fast blk - 0 4.5k 4.5k 10k 15k 15k 5k 20k 51k 76k 2k 1k 1k 2.8k 2.8k 32k 2k 2.3k 783 4.6k 3k 3k 30k 10k 200 48k 56k
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 30 description of pin (cont.) pin no. name pin wave peripheral circuit of pins pin voltage (v) remark 31 audio bypass - 2.7 32 x-tal 3.58 2.7 33 gnd -- 0 34 video sw in - 2.1 35 chroma apc filter - 2.9 36 ext/c in - 2.0 37 38 39 vcd gnd -- 0 20k 15.2k f = 3.58mhz 0.1v p-p 200 860 100 8k 200
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 31 description of pin (cont.) pin no. name pin wave peripheral circuit of pins pin voltage (v) remark 40 y sw out - 2.0 41 tv/y in - 2.0 42 sync sep in - 5.9 43 videosw out - 1.4 44 coinci- dence - 0.2 100 1k 1k 1k
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 32 description of pin (cont.) pin no. name pin wave peripheral circuit of pins pin voltage (v) remark 45 g -cont - 3.0 46 abl - 2.2 47 limiter in - 1.9 48 gnd -- 0 49 audio sw out - 2.4 50 audio in - 2.4 5k 15k 10k 710 150 150 15p 125 30k 10p 4k 4k 2k 20k 4k 16k 4k 16k 3.3k 6.5k 10k 1.5k
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 33 description of pin (cont.) pin no. name pin wave peripheral circuit of pins pin voltage (v) remark 51 audio out - 3.3 52 fm direct out - 2.4 53 ext audio in - 1.9 54 55 vco 4.0 56 video apc filter - 2.6 30k 30k 100 40k 500 20k 40k 500 4k 16k 4k 16k f = 45.75mhz 0.28v p-p 850 850 283 2k 3.4k 14k
mitsubishi ics (tv) M52775fp vif, sif, video, chroma, deflection for ntsc 34 description of pin (cont.) pin no. name pin wave peripheral circuit of pins pin voltage (v) remark 57 video out - 3.6 58 aft out - 4.0 59 rf agc out - 7.7 60 if agc filter - 4.2 61 62 63 if gnd -- 0 4.2k 10k 20k 31k 1k 500 500 500 1k 500 2k 2k 7.5k 1k

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