unisonic technologies co., ltd VF8146 preliminary cm os ic www.unisonic.com.tw 1 of 5 copyright ? 2013 unisonic technologies co., ltd qw-r502-945.a lo w -cost six-ch annel 4th-o r der stan d ard- definition video filters ? descripti on t he u t c vf814 6 lo w - co st video f ilte r (lcvf ) offers si x chan nels of 4th-order fi lters for st and ard-d e f inition an d dri v ers w i t h a lo w - cost int e grated d e vice. t he u t c vf 81 46 inp u ts featu r e a transpare n t clamp compat ible w i t h ac- coup led an d dc-co uple d inp u t signals a nd all o w s dac outputs to be d i rectl y c o u p le d. t he outputs ca n drive ac- or dc-cou p le d single (1 50 ? ) or dua l (75 ? ) lo ads. t he in put dc l e vels are offset appr o x imate l y + 280mv at the output (s ee app licati ons section for det ails). t he u t c vf 8146 is ide a l fo r dac smooth i ng i n ap plic ati ons such as ca bl e set-top bo xes, sa tellite s e t-to p bo xes, hdtv, vide o on dem and (v od), dvd pla y ers, and pers o nal vid eo rec o r ders. ? features * six- cha n n e l 4th-ord e r 8mh z f ilters for standard-d e finiti on video * t r ansparent i nput clam pin g * ac-or dc-co uple d in puts * ac-or dc-co uple d outp u ts * drives sin g le, + 6db output (150 ? ) * drives du al, + 6db outp u t (75 ? ) * dc-cou p le d o u tputs elimi nat e ac-cou pli ng capacit ors * singl e + 5 v p o w e r su ppl y ? or de r i ng i n form at i o n ordering n u m ber package packing lea d f r ee halogen free vf 8146 l-p14- r vf 8146g-p1 4 - r t s sop-14 tape reel vf 8146 l-p14- t vf 8146g-p1 4 - t t s sop-14 t ube vf 8146l-p1 4-t (1)pac king type (2)package type (1) t: tube, r : t ape reel (2) p14: tss o p-14 (3) l: lead free, g: halogen free ( 3 )halog en free http://
VF8146 preliminary cm os ic unisonic technologi es co., ltd 2 of 5 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 5 . a ? pin configuration ? p i n de sc ri pt i o n pin no. pin name descript ion 1 in1 video input, channel 1 2 in2 video input, channel 2 3 in3 video input, channel 3 4 v cc +5v power supply, do not float 5 in4 video input, channel 4 6 in5 video input, channel 5 7 in6 video input, channel 6 8 out 6 filtered video output, channel 6 9 out 5 filtered video output, channel 5 10 out 4 filtered video output, channel 4 11 gnd ground, do not float 12 out 3 filtered video output, channel 3 13 out 2 filtered video output, channel 2 14 out 1 filtered video output, channel 1
VF8146 preliminary cm os ic unisonic technologi es co., ltd 3 of 5 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 5 . a ? block di agra m
VF8146 preliminary cm os ic unisonic technologi es co., ltd 4 of 5 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 5 . a ? absolute maxi mu m ra ting paramet er symbol rat i ngs unit dc supply voltage v cc -0.3~6 v analog and digital i/o -0.3~v cc +0 .3 v output channel-any one channel (do not exceed) 50 ma junction temperature t j +150 c operating temperature t opr -40~+85 c storage temperature t stg -65~+150 c note: 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. ? th er mal dat a parameter symbol ratings unit t hermal resistance, jedec standar d multi- la yer t e st boards, still air ja 90 c/w ? recommended o perating condi t ion s parameter symbol test conditions min typ max unit v cc ra ng e +4 .7 5 +5 .0 +5 .2 5 v ? dc electrical cha rac teri stic s (t a = 25c, v cc =5 v, r s o urce =37.5 ? , all i n p u ts are ac coup l ed w i th 0.1 f , all out puts are ac coup led w i t h 220 f in to 150 ? l o a d s, un less other w i se noted.) paramet er symbol t es t conditions min t yp max unit suppl y curre nt (note 1) i cc no lo ad 35 55 ma vide o input vol t age ra nge v in refere nced to gnd if dc cou p led 1.4 v pp po w e r su ppl y rejecti o n psrr dc (all ch ann els) -50 db note: 1. 100 % tested at 25c. ? ac electrical cha rac teri stic s (t a = 25c, v in =1v pp , v cc =5 v, r s o urce = 37.5 ? , all inp u ts are ac coup led w i t h 0.1 f , all outputs are ac coupl ed w i th 220 f into 150 ? loads, u n les s other w i s e not ed.) paramet er symbol t e s t conditions min t yp max unit chan ne l gain ( n ote 1) av all cha n n e ls 6.0 6.2 6.4 db -1db ban d w i dth (note 1) f 1db all cha n n e ls 4.5 6.8 mhz -3db ban d w i dth f c all cha n n e ls 7.8 mhz attenuatio n (stopb and r e ject) f sb all chan n e ls at f=27mhz 48 db differenti a l gai n dg all chan n e ls 0.3 % differenti a l ph ase d all cha n n e ls 0.6 output distortion (all chan ne ls) th d v out =1 .8 v pp , 1 m hz 0.4 % crosstalk (chan ne l-to-c han nel) x ta l k at 1mhz -60 db sign al-to-no is e ratio snr all cha n n e ls ntc-7 weighting: 100khz~4.2mhz 75 db propa gatio n d e la y t p d dela y from inp u t-to-output, 4.5mhz 59 ns note: 1. 100 % tested at 25c.
VF8146 preliminary cm os ic unisonic technologi es co., ltd 5 of 5 w w w . uniso nic.co m.t w q w - r 5 0 2 - 9 4 5 . a ? ty pic a l a ppli c a t io n ci rcui t 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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