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07/2010 APS3625 APS3625 5-way active splitter with one-port bypass 50 mhz to 1000 mhz prelimina ry da t a sheet - r ev 1.1 s34 package 24 pin qfn 4 mm x 4 mm x 0.9 mm fea tures ? single input, 5-way output ? wideband operation: to above 1 ghz ? maintains rf signal path to high priority port (phone) in power loss mode ? used in conjunction with external fet for shutdown control ? 4.8 db typical noise figure at 4 db gain ? single +3.3 v supply ? high linearity, low distortion ? single-ended 75 ohm inputs/outputs ? rohs compliant/lead free ? 4 x 4 x 0.9 mm 24-lead qfn package applica tions product description the APS3625 active splitter from anadigics accepts an rf input in the 50 mhz to 1.0 ghz frequency range and provides fve rf outputs with minimal degradation in signal quality. the single-package surface mount device amplifes the input signals using highly linear, low noise amplification stages, and couples the amplifed signal to fve separate output paths to drive video tuner(s), a docsis tuner(s), or other in-band inputs. the device provides one by-pass output to maintain a connection when the power is lost, which figure 1: functional block diagram on mode is intended for critical signals such as a digital voice phone. the overall linearity of each tuner path is maintained across the entire operating frequency range, ensuring low distortion effects on each output signal. requiring a single +3.3 volt supply, the active splitter design is implemented using the anadigics gaas mesfet process. the small surface mount qfn packaging makes this device ideal for use in home gateways and multiple-tuner set-top boxes, supporting multiple video outputs, and/or docsis 3.0 and ip phones. figure 2: functional block diagram bypass mode ? home gateways and catv digital set-top boxes with multiple tuners, requiring phone by- pass when power is lost r f o u t 5 ( p h o n e o u t ) r f i n p u t r f o u t 1 r f o u t 2 r f o u t 3 r f o u t 4 s h u t d o w n c o n t r o l ? o n ? a p s 3 6 2 5 r f o u t 5 ( p h o n e o u t ) r f i n p u t r f o u t 1 r f o u t 2 r f o u t 3 r f o u t 4 s h u t d o w n c o n t r o l ? o f f ? a p s 3 6 2 5
2 preliminary data sheet - rev 1.1 07/2010 APS3625 t able 1: pin description figure 2: pinout diagram (x-ray t op view) pin name description pin name description 1 rf_match_i input from rf match 24 n/c no connection 2 rf_match_o output to rf match 23 sd_cntl control input for shut down 3 rf_in_normal rf input - normal mode 22 v dd v dd 4 rf_in_bypass rf input - bypass mode 21 n/c no connection 5 n/c no connection 20 n/c no connection 6 phn_bypass "phone" output - bypass mode 19 vid_out_1 video output 1 7 phn_normal "phone output - normal mode 18 n/c no connection 8 n/c no connection 17 vid_out_2 video output 2 9 phn_sw_in input to phone switch 16 n/c no connection 10 out_5 output 5 15 vid_out_3 video output 3 11 n/c no connection 14 n/c no connection 12 n/c no connection 13 vid_out_4 video output 4 r f _ i n _ n o r m a l p h n _ s w _ i n v d d n / c s d _ c n t l n / c g n d p a d d l e ( so l d e r si d e ) 2 0 9 1 8 1 7 1 6 1 5 1 4 1 1 1 0 8 7 5 4 3 2 1 n/c n / c v i d _ o u t _ 2 n / c r f _ i n _ b y p a s s r f _ m a t c h _ o r f _ m a t c h _ i n / c n / c o u t _ 5 n / c p h n _ n o r m a l n / c v i d _ o u t _ 3 t o p v i e w 6 1 2 1 3 1 9 2 1 2 2 2 3 2 4 v i d _ o u t _ 1 n / c p h n _ b y p a s s v i d _ o u t _ 4
preliminary data sheet - rev 1.1 07/2010 APS3625 3 electrical characteristics t able 2: absolute minimum and maximum ratings stresses in excess of the absolute ratings may cause permanent damage. functional operation is not implied under these conditions. e xposure to absolute ratings for extended periods of time may adversely affect reliability. t able 3: operating ranges t he device may be operated safely over these conditions; however, parametric performance is guaranteed only over the conditions defned in the electrical specifcations. parameter min typ max unit comments operating frequency 50 - 1000 mhz supply voltage (v dd ) - +3.3 - v rf input power (p in ) -15 - +15 dbmv case temperature (performance spec complaince) -5 - +100 c parameter min max unit comments supply voltage (v cc ) 0 +8 v rf input power - +40 dbmv per channel 132 channel loading esd rating 500 1000 - - v human body model, class 1b charged device model, class 3 msl level 3-260 - -
4 preliminary data sheet - rev 1.1 07/2010 APS3625 table 4: electrical specifcations (v dd = +3.3 v; 75 ? system) notes: (1) distortion measured with 132 ntsc fat analog channels, 15 dbmv/ch input power. (2) 3.3 v supply must be maintained for bybass function to work. parameter min typ max unit comments gain (outputs 1-4) 3.0 4.0 - db 55 mhz to 1 ghz gain (output 5) 2.5 4.0 - db 55 mhz to 1 ghz noise figure - 4.8 - db ch 1-4 in "on" mode noise figure - 4.2 - db ch 5 in "on" mode ctb - -70 -60 dbc see note 1 cso - -60 -56 dbc see note 1 xmod - -67 - dbc see note 1 isolation between output and any other output port - 25 - db isolation between control input and outputs - -20 - db pin 23 to any output isolation between input and output - 25 - db input return loss - -13 - db "on" mode input return loss - -20 - db "bypass" mode bypass path attenuation - 0.4 0.7 db 55 mhz bypass path attenuation - 1.0 1.5 db 1 ghz shutdown control voltage - "on" 3.0 - 3.3 v all outputs active shutdown control voltage - "off" 0 - 0.5 v phone in bypass mode power "on" current 100 130 170 ma current in power loss mode - 0.1 - ua working with external load switch si869dh
preliminary data sheet - rev 1.1 07/2010 APS3625 5 figure 3: input return loss vs. frequency performance data - s-parameters figure 4: gain vs. frequency - 40 - 35 - 30 - 25 - 20 - 15 - 10 - 5 0 0 100 200 300 400 500 600 700 800 900 1000 1100 s11 (db) frequency (mhz) figure ? input return loss vs. frequency 'on' mode bypass mode - 2 - 1 0 1 2 3 4 5 6 0 100 200 300 400 500 600 700 800 900 1000 1100 s21 (db) frequency (mhz) figure ?: gain vs. frequency ch1 - ch4 ch5 ch5 bypass
6 preliminary data sheet - rev 1.1 07/2010 APS3625 figure 5: reverse isolation vs. frequency figure 6: output return loss vs. frequency - 50 - 45 - 40 - 35 - 30 - 25 - 20 - 15 - 10 - 5 0 0 300 600 900 1200 1500 1800 2100 2400 2700 3000 s12 (db) frequency (mhz) figure ?: reverse isolation vs. frequency ch1 - ch4 ch5 ch5 bypass - 40 - 35 - 30 - 25 - 20 - 15 - 10 - 5 0 0 100 200 300 400 500 600 700 800 900 1000 1100 s22 (db) frequency (mhz) figure ?: output return loss vs. frequency ch1 - ch4 ch5 ch5 bypass
preliminary data sheet - rev 1.1 07/2010 APS3625 7 figure 7: isolation between control input (pin 23) and output pins figure 8: output-to-output isolation vs. frequency - 80 - 70 - 60 - 50 - 40 - 30 - 20 - 10 0 0 300 600 900 1200 1500 1800 2100 2400 2700 3000 control input isolation (db) frequency (mhz) figure ?: isolation between control input (pin 23) and output pins - 50 - 45 - 40 - 35 - 30 - 25 - 20 - 15 - 10 - 5 0 0 300 600 900 1200 1500 1800 2100 2400 2700 3000 output - to - output isolation (db) frequency (mhz) figure ?: output - to - output isolation vs. frequency
8 preliminary data sheet - rev 1.1 07/2010 APS3625 figure 9: noise figure vs. frequency 0 1 2 3 4 5 6 7 0 100 200 300 400 500 600 700 800 900 1000 1100 noise figure(db) frequency (mhz) figure ?: noise figure vs. frequency ch5 'on' mode ch5 'off' mode ch1 - ch4 'on' mode figure 10: ctb vs. frequency 132 c hannels flat analog channels, 19 dbmv/ch output power - 110 - 100 - 90 - 80 - 70 - 60 - 50 0 100 200 300 400 500 600 700 800 900 1000 ctb(dbc) frequency(mhz) figure?: ctb vs. frequency ( 132 channels flat analog channels, 19dbmv/ch output power ) ch1 - ch5 'on' ch5 bypass
preliminary data sheet - rev 1.1 07/2010 APS3625 9 figure 11: cso vs. frequency (132 c hannels flat analog channels, 19 dbmv/ch output power) - 95 - 90 - 85 - 80 - 75 - 70 - 65 - 60 - 55 - 50 0 100 200 300 400 500 600 700 800 900 1000 cso (dbc) frequency(mhz) figure ?: cso vs. frequency ( 132 flat analog channels, 19dbmv/ch output power ) ch1 - ch5 'on' ch5 bypass figure 12: xmod vs. frequency (132 c hannels flat analog channels, 19 dbmv/ch output power) - 85 - 80 - 75 - 70 - 65 - 60 0 100 200 300 400 500 600 700 800 900 1000 xmod(dbc) frequency(mhz) figure ?: xmod vs. frequency ( 132 flat analog channels, 19dbmv/ch output power ) ch1 - ch5 'on' ch5 bypass
10 preliminary data sheet - rev 1.1 07/2010 APS3625 note: pin 22 must have 3.3 v maintained, even during power loss. this is normally accomplished by a battery backup. upon power loss, the fet load switch (si 1869dh) cuts off power to the fve output amplifers, and puts the APS3625 in bypass mode. figure 13: 5-way active power splitter with external mosfet applica tion informa tion a p s3 6 2 5 c 1 0 c 9 l 2 5 w a y a c t i v e p o w e r s pl i t t e r w i t h e xt e r n a l m o s f e t 2 4 1 r f i n p u t v i d e o 2 o u t v i d e o 1 o u t v i d e o 3 o u t p h o n e o u t c 8 c 6 l 3 l 5 l 1 3 5 6 8 9 7 1 2 1 1 1 0 s h u t d o w n c o n t r o l c 4 c 1 c 5 p a d l e c 2 1 7 1 5 1 8 1 6 1 4 1 3 2 3 2 2 2 4 1 9 2 0 2 1 v i d e o 4 o u t c 7 c 3 l 4 u 1 v d d = 3 . 3 v ; id d = 1 2 5 m a r 1 c 1 1 c 1 2 c 1 3 c 1 4 c 1 5 c 1 8 c 1 7 c 1 6 l 6 m 1 r 2 c 1 9 c 2 0 n / c n / c n / c n / c n / c n / c n / c n / c n / c 1 2 3 6 5 4 s i 1 8 6 9 d h n / c
preliminary data sheet - rev 1.1 07/2010 APS3625 11 applica tion informa tion t able 5: application bill-of- materials item footprint description qty vendor vendor pin c1, c4, c6, c11, c12, c13,c14, c15, c16, c17, c20 402 0.01 uf capacitor 10 murata grm155r71h103ka88d c2, c3 201 0.01 uf capacitor 2 murata grm033r70j103ka01 c5, c7, c8, c9, c10 402 100 pf capacitor 5 murata grm155r71h101ka01d c18 201 0.5 pf capacitor 1 johanson technology 250r05l0r5cv4t c19 402 1000 pf capacitor 1 murata grm155r71h102ka88d l6 201 10 nh inductor 1 tdk 445-1582-2-nd r1 402 1 meg 5% resistor 1 panasonic erj-2gej105x r2 402 100 k 5% resistor 1 panasonic erj-2gej104x l1, l2, l3, l4, l5 603 470 nh inductor 5 coilcraft 0603ls-471xjlb u1 4 x4 24 pin mlf 5 way active power splitter 1 a na d igic s APS3625e1 m1 sc70-6 load switch with level shift 1 vishay siliconix si1869dh-t1_e3
12 preliminary data sheet - rev 1.1 07/2010 APS3625 pa ckage outline figure 14: s34 package outline - 24 pin 4 mm x 4 mm x 0.9 mm qfn figure 15: branding specifcation APS3625 lllllnn y y wwc c t op br and d a t e c o de y y = y ear ww= w or k w eek p in 1 iden tifier p ar t n umb er l ot n umb er c oun tr y c o de (c c)
preliminary data sheet - rev 1.1 07/2010 APS3625 13 figure 16: t ape & reel packaging t able 6:t ape & reel dimensions package type tape width pocket pitch reel capacity max reel dia 4 mm x 4 mm x 0.9 mm 12 mm 8 mm 2500 13"
wa rning anadigics products are not intended for use in life support appliances, devices or systems. use of an anadigics product in any such application without written consent is prohibited. import ant notice anadigics 141 mount bethel road warren, new jersey 07059, u.s.a. tel: +1 (908) 668-5000 fax: +1 (908) 668-5132 url: http://www.anadigics.com anadigics, inc. reserves the right to make changes to its products or to discontinue any product at any time without notice. the product specifcations contained in advanced product information sheets and preliminary data sheets are subject to change prior to a products formal introduction. information in data sheets have been carefully checked and are assumed to be reliable; however, anadigics assumes no responsibilities for inaccuracies. anadigics strongly urges customers to verify that the information they are using is current before placing orders. preliminary data sheet - rev 1.1 07/2010 14 APS3625 ordering informa tion order number temperature range package description component packaging APS3625rs34p8 -5 o c to +85 o c 24 pin 4 mm x 4 mm x 0.9 mm lpcc (qfn) 2,500 piece tape & reel

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