TRI171 f eat ures oper ating?volta ge? 2. 8v? ~?5.5v intern al?clamp?circ uit intern al?low?p ass? fi lter 6 db? a mpl ifier, ?7 5 dr iver?circu it a c? or?d c-cou pled?o utput sag?correctio n? re duce?outp ut ?cap acitance d ual?vi deo?lo ad?drive l ow?stand-by?curr ent ?at?po wer? s ave?mode sot-23-6?pack age a pplic ati ons d vd?play er sec urity? c amera d igita l? sti ll?camera porta ble?med ia?play er set-top?box bl ock?dia gram v er?1 . 0 - - ? 06 / 1 6 /2 0 1 1 l o w ? v o l t a g e ? v i d e o ? a m p l i f i e r ? w i t h ? l p f free datasheet http:///
TRI171 des cripti on TRI171 ?is?a? high ?per formance,?low ? voltage,?low ?power?consumption?video ? amplifier,?and?it? contains ?low ? pass?filter? circuit.?the?75 ? buffer? is ? capable ? of? driving ?two ? circuits.? the ? build- in ?clamp?circuit? can ? restore? composite ? video ?signal ?t o?set? dc ?level. ? the?internal ? low ?pass?filter? can ? remove?dac ? sampling ?noise. ? only?small ? capacitor?is ? required?fo r?ac-coupled ? input.?the?output? can ? be ? configured ?as? ac ?o r?dc- coupled ? output .?with? ac- coupled, ? sag?correc tion ?can?r educe ? output?coupling ? capacitance ?size. ? with? dc- coupled, ? it?can?re move ? large ? output?coupling ?capacitors?and?save?board?space ? and?cost .?i t?is?low ? voltage ? and ? low ?power ? consumption ? is ? suitable ? for? portable ? device. ? low ? current? consumption ? during ?power?save?mode?t o?under?0.2ua. a bsol ute? maximum?rat in g pa ramet er sy mbol ratings unit s up ply?volt age v + 7 v p ower?dissi patio n p d 20 0 mw o perati ng?t empert ure t opr - 4 0?t o?+8 5 o c s tora ge?t empert ure tstg - 4 0?t o?+1 25 o c elec trical?speci ficat io ns ? (vdd?=?3v , ?r l ? =?15 0 , ta ?=? 2 5 o c ) pa ramet er s ymbol min. t yp. max. unit o perati ng?v olta ge v opr 2 .8 3 5 .5 v o perati ng?c urrent io pr 6 .8 1 1 ma o perati ng?c urrent?a t ? p ower?s ave?mo de is ave 1 00 2 00 n a v olta ge?g ain gv 6 6 .2 6 .4 d b i np ut?clamp?v olat ge v clamp 0 .5 v o utp ut?lev el?shift? volta ge vol 0. 26 0 .3 0. 35 v max.? ou tpu t?volt age? swing vos 2 .4 vp p diff erenti al ? gai n dg 0 .5 % diff erenti al ? ph ase dp 0 .5 o snr snr 6 0 d b b an dwidth bw 6 .5 mhz 2 nd .?dist ortion d2 nd - 5 2 d b v er?1 . 0 - - ? 06 / 1 6 /2 0 1 1 free datasheet http:///
TRI171 pin?d escripti on sy mbol no. type function pwd 1 i np ut pow er ? save? pin vo ut 2 o utp ut vid eo?o ut put v sag 3 o utp ut sa g?correctio n?ou tp ut vi n 4 i np ut composit e?vid eo?si gnal?i npu t gnd 5 - gnd vdd 6 - vdd,?ra nge? 2. 8v?~?5. 5v? pow er ?save?c on trol?pin?f un cti on pa ramet er status note p ower?sav e h p ower?sav e?off l p ower?sav e?on op en p ower?sav e?on v er?1 . 0 - - ? 06 / 1 6 /2 0 1 1 free datasheet http:///
TRI171 t ypi cal?ap plica tio n ap plic ation?1 ac-co uple d? o utput, ?vd d? =?2.8v~5.5v,? d rivi ng?one ? 7 5 l oad ap plic ation?2 ac-co uple d? o utput, ?vd d? =?2.8v~5.5v,? d rivi ng?two ? 75 lo ads v er?1 . 0 - - ? 06 / 1 6 /2 0 1 1 free datasheet http:///
TRI171 ap plic ation?3 dc-c oupl ed?output,? v dd?=? 2.8v~ 5.5v, ?driv ing?on e ? 75 lo ad ap plic ation?4 dc-c oupl ed?output,? v dd?=? 2.8v~ 5.5v, ?driv ing?two ? 7 5 l oads v er?1 . 0 - - ? 06 / 1 6 /2 0 1 1 free datasheet http:///
TRI171 performance?c urve v er?1 . 0 - - ? 06 / 1 6 /2 0 1 1 2 2. 5 3 3.5 4 4. 5 5 5.5 6 5 6 7 8 9 10 11 12 13 op e ra tin g ?cu rre n t?v s .?s up p ly ?v ol ta ge su p p ly?v olt a ge ?( v) o p er a tin g? cu r re nt ,?i op r (m a ) 2 2 .5 3 3.5 4 4. 5 5 5. 5 6 25 50 75 1 00 1 25 1 50 1 75 2 00 2 25 2 50 2 75 3 00 po we r?s av e ?cu rre n t?v s .? su pp ly ?v ol ta ge su pp ly? vo lta ge ?( v) po we r ?sa ve ?c u rr e nt ,?i sa ve (n a) 2 2 .5 3 3.5 4 4 .5 5 5. 5 6 0 .2 0 .4 0 .6 0 .8 1 1 .2 1 .4 1 .6 1 .8 in p u t?cl amp ? vol ta ge ?v s .? sup p ly ?v ol ta ge su p p ly?v olt a ge ?( v) i np u t?c la mp ?v o lta ge ,? vcla m p (v ) 2 2. 5 3 3. 5 4 4 .5 5 5.5 6 0.2 0. 22 5 0 .2 5 0. 27 5 0.3 0. 32 5 0 .3 5 0. 37 5 0.4 ou tp u t?of fs et ?vo lt ag e ?v s. ?su p pl y ?vo lt ag e su pp ly? vo lta ge ? (v) o u tp u t?o ff se t?v olt ag e ,? vol( v) 2 2. 5 3 3. 5 4 4. 5 5 5. 5 6 1 .5 2 2 .5 3 3 .5 4 4 .5 5 5 .5 max . ?out pu t?s win g ?v s .?su p pl y? vo lta g e su pp ly ?vo lta g e ?(v ) m a x. ?o u tp ut ?sw in g, ?vo s (v) 2 2. 5 3 3 .5 4 4. 5 5 5. 5 6 5 5 .2 5 5. 5 5 .7 5 6 6 .2 5 6. 5 6 .7 5 vo lta g e? gai n? vs .? sup p ly ?v ol ta ge su p ply ?v olt ag e ?( v) vo lt ag e ?g a in ,?g v( d b) free datasheet http:///
TRI171 v er?1 . 0 - - ? 06 / 1 6 /2 0 1 1 0. 01 0 .1 1 1 0 100 -4 0 -3 5 -3 0 -2 5 -2 0 -1 5 -1 0 -5 0 5 1 0 f re qu e nc y ?ch a rac t eri s ti c f r eq u e nc y?( m hz ) g a in, ?g v( db ) 2 2. 5 3 3. 5 4 4. 5 5 5.5 6 -6 0 -57 .5 -5 5 -52 .5 -5 0 -47 .5 -4 5 -42 .5 -4 0 -37 .5 -3 5 2 n d. ?ha rmo ni c ?di s tor tio n ?v s. ?s up p ly ?vo lt ag e su p p ly?v ol ta ge ?( v) 2 n d. ?h ar m on ic ?dis to rt io n, ?d2 n d (d b) 30 35 40 45 5 0 55 60 65 70 75 80 5 5 .5 6 6 .5 7 7 .5 8 8 .5 9 9 .5 10 op e ra tin g? cu rre nt ?v s .?te mp . temp.?(de g) o per at in g?cur re nt ,?i o pr (ma) 30 35 40 45 5 0 55 60 65 70 75 80 0 50 1 00 1 50 2 00 2 50 3 00 3 50 4 00 4 50 5 00 po wer ?sa v e? cur ren t? vs .? te mp. te mp.? ( deg) pow er ? sav e?cu rr ent, ?isav e( na) 30 35 40 45 50 55 60 65 70 75 80 0. 4 0. 4 25 0.4 5 0. 4 75 0. 5 0. 5 25 0.5 5 0. 5 75 0. 6 in pu t?c la mp? vol ta ge ?v s .? te mp. te mp.? ( deg) in put? c lamp?voltage,?v c lamp( v) 3 0 3 5 4 0 4 5 5 0 55 60 65 70 75 80 0.2 0. 22 5 0 .2 5 0. 27 5 0.3 0. 32 5 0 .3 5 0. 37 5 0.4 ou tpu t? off se t? vol ta g e? vs .? te mp. temp . ?(de g) o utput?off s et? voltag e,? vol( v ) free datasheet http:///
TRI171 v er?1 . 0 - - ? 06 / 1 6 /2 0 1 1 30 35 40 45 50 55 60 65 70 75 80 5 5 .2 5 5. 5 5 .7 5 6 6 .2 5 6. 5 6 .7 5 7 v ol ta ge ?g ai n?v s .? te mp. te mp.? ( deg) voltag e? g ain,?gv( db) 3 0 3 5 4 0 4 5 5 0 5 5 60 65 70 75 80 -6 0 -57 .5 -5 5 -52 .5 -5 0 -47 .5 -4 5 -42 .5 -4 0 2 nd . ?ha rmo ni c? di s tor tio n ?v s. ?t emp . temp . ?(de g) 2 nd . ?ha rmon i c ?dis tortion,?d2 nd( db) 30 35 40 45 5 0 55 60 65 70 75 80 2 2 .1 2 .2 2 .3 2 .4 2 .5 2 .6 2 .7 2 .8 m ax .?o utp u t?s win g? v s .?te mp . te mp.? ( deg) m ax.?output? sw ing,?v o s( v ) free datasheet http:///
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