unisonic technologies co., ltd VF8418 preliminary cm os ic www.unisonic.com.tw 1 of 6 copyright ? 2013 unisonic technologies co., ltd qw-r502-944.a triple video driver with selectable hd/sd video filters for rgb or yuv sign als ? descripti on t he u t c vf841 8 consists of a triple 6 th order filter w i t h selecta b le 30 mhz or 8.0m hz frequ enci e s. t he triple fi lters ar e inten ded f o r either y u v or rgb sign als . t here is a 2-to-1 multipl e xer in e a ch filter chan nel. all chan ne ls accept dc coupl e d grou nd-refer e n c ed 1v sig nals. t he filters provide 2v pp sig nals i n to ac coupl ed termi na te d loads. t he lo w - pass filters ar e po w e red b y 3.3v an d the o u tput s b y 5. 0v. t he u t c vf841 8 offers c o mpreh ens ive filtering for c abl e set-top bo xes, satellite set-to p bo xes, hdt v, video o n d e man d (vod), person a l vide o recor d ers, or dvd ap plicati ons. ? features * t h r e e video an ti- a lia s ing or rec o nstr uc ti on filt ers * 2: 1 mu x inputs for multi p le rg b/ yuv inpu ts * s e lec t ab le 8m h z or 30mhz 6t h or d er filter s fo r sd /hd a p plic ati o ns * dc coup led input, ac coup led output * driv es sin g le, + 6db output ac coupl ed 1 5 0 ? loads * 0. 6% dif f er e n tial gain wi th 0. 1 5 dif f er en ti al pha se * 36db / o ct a v e roll-of f on all chann e l s ? or de r i ng i n form at i o n ordering n u m ber package packing lea d f ree halogen free vf 8418 l-d16-t VF8418g-d16-t dip-16 tube v f 8418l-s 08-t (1) p acking type (2)package type (3)lead free ( 1 ) t: tube ( 2 ) d16: dip - 16 ( 3 ) l: lead free, g: halogen free http://
VF8418 preliminary cm os ic unisonic technologi es co., ltd 2 of 6 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 4 . a ? pin confi guration 1 2 3 4 16 15 14 13 in mu x r in a r in b g in a f sel v ssa v sso r ou t 5 12 g in b g ou t 6 11 b ina b out 7 10 b in b v cc o 8 nc 9 v cca vf 841 8 ? p i n de sc ri pt i o n pin no. pin name descript ion 1 in mux logic i n p u t sel e cts bet w e e n chan nel < a > or < b > of the rgb inputs. (1): rgb a input, (0): rgb b i nput 2 r ina anal og red vi deo i nput - ch ann el a 3 r inb anal og red vi deo i nput - ch ann el b 4 g ina anal og gree n video i n p u t - chan ne l a 5 g inb anal og gree n video i n p u t - chan ne l b 6 b ina anal og blue v i deo i n p u t - chann el a 7 b inb anal og blue v i deo i n p u t - chann el b 8 nc no con nect (fl oat pin) 9 v cca + 3 .3v po w e r s uppl y for filters 10 v cco + 5 v po w e r su p p l y for output b u ffers 11 b out f iltered an alo g blue vide o o u tput from eith er b ina or b inb 12 g out f iltered an alo g green video output from eit her g ina or g in b 13 r out filtered analog red video output from either r ina or r inb 14 v sso ground for out put buffers 15 v ssa ground for filte r s 16 f sel logic in put sel e cts bet w e e n (0) sd (8.0mhz ) and (1) hd (3 0.0mhz) filters n/a v ss ground
VF8418 preliminary cm os ic unisonic technologi es co., ltd 3 of 6 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 4 . a ? block diagram 6db 6db 6db rina (v in a) rinb (v in b) gin a (y in a) gin b (y in b) bin a (u in a) binb (u in b) r ou t (v out ) g ou t (y out ) b out (u out ) inmux ( a /b) filt er select (hd/sd)
VF8418 preliminary cm os ic unisonic technologi es co., ltd 4 of 6 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 4 . a ? absolute maxi mu m ra ting (be y on d w h ic h the devic e ma y b e dama ged) paramet er symbol rat i ngs unit dc s u ppl y vo lt age v dd -0.3~6.5 v a nal o g an d di g i ta l i/ o -0.3~v cco +0.3 v ou tpu t c u rrent any on e c hanne l (do no t exce ed ) 120 ma reliability information junc ti on te m p er at ur e t j + 150 c o per a t in g t e m p er at ur e range t opr 0~ 70 c st or a g e te m p er at ur e range t st g -65~ +150 c notes: 1. absol u te ma xi mum ratings ar e those val ues be yo nd w h ich the dev ice cou l d be perm ane n t l y dam ag ed. absol u te ma xi mum ratings ar e stress ratings onl y an d functi onal devic e op er atio n is not i m plie d. 2. f unction al op e r ation u nder a n y of these co nd itions is not i m plie d. perfor mance a nd rel i abil i t y ar e guar antee d on l y if op eratin g conditi ons ar e n o t exc eed ed. ? recommended o perating condi t ion s paramet er symbol min t yp max unit v cco ra n g e v cco 4.75 5.0 5.25 v v cca r ange v cca 3.135 3.3 3.465 v ? th er mal dat a paramet er symbol ratings unit junctio n to ambient ja 80 /w ? electric al ch ara cteri s tic s (t c =25 c , v in =1 v pp , v cca = 3. 3v , v cco = 5.0v , all inpu ts ac coupl e d with 0. 1 f, all ou tputs ac coup led with 220 f into 150 ? , re f e re n c e d to 400 khz , un l e ss oth e r w ise note d ) paramet er symbol t es t conditions min t y p max unit su pp l y current ( note 1 ) i cca v cca no load 35 45 70 ma su pp l y current ( note 1 ) i cco v cco no load 30 45 60 ma input vo ltage ma x v in refe r e n c e to groun d 1. 3 v di g ital in p ut low ( note 1 ) v il f se l , in mu x 0 0. 8 v di g ital in p ut hi g h ( note 1 ) v ih f se l , in mu x 2. 4 v cco v ps sr (all c h anne l s) ps sr dc -40 db
VF8418 preliminary cm os ic unisonic technologi es co., ltd 5 of 6 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 4 . a ? s t andar d de finit i on e l e c trical specificat ions (t c =25 c , v in =1 v pp , v cca = 3.3v , v cco = 5. 0 v , f se l =0 , all inputs dc coupl e d all outputs ac coup led with 220 f into 150 ? , ref e renced to 4 0 0kh z , u n l e ss ot h e r w i s e no t e d.) paramet er symbol t es t conditions min t y p max unit rgb sd gain ( note 1 ) av r g bsd r, g ,b channe ls sd mode 5.5 6.0 6.4 db -1db bandwidth for sd ( note 1 ) f 1db sd r, g, b channe ls 4.5 6.0 mh z -3d b b and width fo r sd f cs d r, g, b channe ls 8.2 mhz attenuation: sd (stopband reject) ( note 1 ) f sbsd r, g, b channe ls at f = 27mhz -40 -55 db diff er enti al ga in dg r, g, b channe ls 0.6 % diff er enti al pha s e d r, g, b channe ls 0.15 ou tpu t disto r ti on (all channels) th d v out =1 .8 v pp , rgb ou t at 1m h z 0.4 % c r os st alk (c hanne l-to -c han n e l ) x ta l k at 1m hz -70 db in mu x i s ol ati o n in muxi s o at 1m hz -90 db s i gna l-to -n o i se ra t i o snr r,g,b channe ls, ntc- 7 w e igh t ing 4.2mhz lo w p ass, 100khz highpa ss -73 db pro p de la y fo r sd t pdsd dela y from in p u t to output at 4.5mhz 70 ns ? highd definitio n electrical specifi cation s (t c = 25 c , v in =1v pp , v cca = 3.3v , v cco = 5.0v , f se l =1 , all in p u ts dc coupl e d , all outpu ts ac coup l e d with 220 f into 15 0 ? , ref e ren c ed to 400 khz, un le ss othe rwise noted . ) paramet er symbol t es t conditions min t y p max unit rgb hd gain ( note 1 ) av rgb h d r, g, b channe ls hd mod e 5.6 6.0 6.4 db -1db bandwidth for hd ( note 1 ) f 1dbh d r, g, b channe ls 20 23 mhz -3d b b and width fo r hd f chd r, g, b channe ls 32 mhz attenuation: hd (stopband reject) ( note 1 ) f sbh d r, g, b channe ls at f=74.25m hz -30 -36 db c r os st alk (c hanne l-to -c han n e l ) x ta l k at 1m hz -70 db in mu x i s ol ati o n in muxi s o at 1m hz -90 db s i gna l-to -n o i se ra t i o snr r, g, b channe ls -73 db pro p de la y fo r hd t pdh d dela y from in p u t to output at 20mhz 20 ns note: 1. 100% tested at 25c
VF8418 preliminary cm os ic unisonic technologi es co., ltd 6 of 6 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 4 . a ? typical application circuit ut c a s s u m e s n o r e s p o n s i b ilit y f o r e q u ip m e n t f a ilu r e s t h a t r e s u lt f r o m u s in g p r o d u cts a t v a lu e s th a t ex ce ed, ev e n m om en t ar i l y , r ate d v a l ue s (s uch as m a x i m um rati ngs , ope ra ti ng con di t i o n ra ng es , o r other parameters ) l i s ted i n pr odu cts s peci f i c a t i on s of a ny and all u t c p r od ucts d es c r i bed o r contai ne d her ei n. ut c p r od ucts a r e n ot de si gn ed f or us e i n l i f e s upp ort a p p l i ances , de v i ce s o r sy st em s w her e m a l f un cti o n o f thes e p r od ucts ca n b e rea son abl y ex pected to re su l t i n per so n a l i n j u r y . r epr od ucti o n i n w hol e o r i n par t is p r oh i b i t e d w i tho u t the p r i o r w r i tte n con sent o f the co pyr i ght ow n e r . t h e i n f o rm ati o n pre sen ted i n th i s do cum e n t d o e s no t f o r m pa rt of an y q uotati o n or con t ra ct, i s b e l i e v e d to b e a ccu rate and re l i a b l e a nd m a y be cha n g ed w i tho u t n o ti ce.
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