AN2141 PANASONIC | Alldatasheet
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EFAASA > AMRESLBAB/ Video Camera Luminance Signal Processing Circuit an & 60s Unit : man AN24113, UPA 4 4 5 OMIT ME TRIES PRATT, T # | 15 ae @ I 3 @ ANZ KOMMEL ALTOS, 5 us ALC bi Es i RIA bP oe > THO 3 MERGOO-—VNN 7) THB He CSV ER CHTEL, MRED is CALC ECAR E NERO M Att OTHE — 1185 @ AN2331 (= iRile bh AY 7TH Hise - S43 @The functions consist of 18-Lead SIL Plastic Package Automatic lens iris control circuit White tracking signal cireuit Luminance signal low level clip circuit ©@5V supply voltage operation, low power consumption @ Video signal for ALC is modulated by any signal @Output terminals of white, tracking signal are directly con: nected with AN2331 B@ 7oO778 Block Diagram Vu Output Yq Output @) (9) Low 00) 5 | G2) Varr 18V — ¢ 6 | G) cna aliey leey al
@ @F2/Pin Pa Na] 7 | PaNeme [Pw Na] mF _& | Pin Name 1 [Gmmvuh [ALC Drie ‘| 1 | @RMBAD@ _|V tone) 2 [ama TBAT [ALC Control _|_ 12 | RMUEWAN | Reference lnpat a [mm | Detector fgg | 74} FP 9A> | White Tracking Ad ‘ ALC Modulation | 7s 6 10097 _itl | Steno! utowt 7 [eanmeaean|v. Owe j © | * a) s [wxan [Paleo tm | * | oo ft o [wamenh [Yoww | | wl wi io [is [za Teno @ MHRA Absolute Maximum Ratings (Ta=25°C) Tem [Symbol Rating | Unit aaa a 7 v Pra) mA ARLE 90 nW PTs =~ +75 ‘c sR FILA =55— +150 c _ BW WMH “Electrical Characteristics (Vec=5.0V, Vrer=18V, Ta=25°C) = dea somto| creme] Ceisien | nin | oo | mae | tne zante ea [ 1 [Vensaav ‘ss [? [| aa WEE Venu | 1 | Vsu=17¥ [39 | v BTRE Vee | 1 | Ve1s=12¥ v ci. [Vien | 1 | Ve. V . 175 | 18 | 185 v aree View | 1 | Vs-=1.7V [175 [18 [1a |) V WFR Views 185 [OV Ten RAM) Vu | 2 [os [ua [iw [ov PRR PMEL <I (2) Va 3 [20 | 23 | 26 v BHACKOD ide» | 4 [sma RATA RIB) [enw | 4 _ | (| 4s mA Yue "ae %une i 5 | -8 Oo | +8 j mVp-p Yu? denn St —32 | —25 | —18 | mVp-p RISE RP RY THAI 6 | Vp 02 Ve-r Ping aee 05 Ver TROL FED RY 72 [Vow | 6 | VO=02 Ver PinQAe rea Voor ROA PRA oR YM 6 [Vo=02VerPinG@me | 02 | 096 | 044 | Ver : ROLE A eee THN — [Vou Vp=0.2 Ve-r Pin 3 008 | 018 | 0.% | Ver ALC Sames sth Vo=02Vrr re es ee
Test Circuit 1 (Ivor, V4,7,9,14,15.16,17-18) Test Circuit 2 (V.1) PPOOPPOPOPPP POO GOP DOOODOOOOODOHOOOODO Voc =5.0V vaso 25 f . @) Jeo a pv I pe qiev Ten : Vow 22y uv Test Circuit 3 (V.2) Test Circuit 4 (1), 6-18) CronpaSapponne DOODOOOOOOOOOOOOOO® DOOOOOOOOOODOOODOOH®H Ld Z 000 1.75V| 31500 Vec=5.0V r | Jeov + mind Veo=5.0V En ] J 1.8V, I fav Test Circuit 5 (Vocyi—ciip, Vowwn-ciip)) TH OOOOOOOOOOOOBDOOOO® to sov_3.9k0 a] [peel TT 1k0 3 + Cop wp 4, 4 cP, + WHD v 47uF /6.3V 4 ast i O.1uF Vege =1.8V Output Waveform y__, ossrae poe | qT I 7 he 4.0V ~CP) lus ‘ WHD 9s —764—
Test Circuit 6 (Vo-17.16.:15.14) Wrvetorm 108TH APL 50% .2V Pin @~@ Output Waveform es | Seva 1s OOOOGOGOY Veer 1 sov,_ *0: . Pin @ Output Waveform Sewer Lua VR 518V a ime te vy, ossure Oe ” f Vane 39k. Test Cireuit 7 (Vo-avc) Input Waveform OPODOOODOOOOODO GOO 100kH2 5.0V. = = $ forew [1 = d Vase — wing Trav — » Ype Input —— Test Circuit 8 (Viw.1)) i DDMOMOOOOOOOO.OODOOOOD® Vs " f 3.9k0: 2400 (Vrer)s.0V, Pie = 1.8V hak Tor APL 50% feb = SD /6.3V /6.3V MUN LBV (Veer) ar 68 7 Ver =1.8V 0.684F 22 ‘$., © Input a 39k 7 sy —765—
White Tracking Signal Yu & Y, Clip Level Under Light Threshold Characteristic > ATT Tae) PTET A aes | PACT = Hs 4 ae 2 vot jo pe to alt tal WAY = MECH eer qo Ne] SC ree) 5d oP TL ae eq {HO a, TN SES TT eJUT YT $ aaaaiaan a ELTA 2-20 Lt ae TE) Sooo LET COPCE CE) Coors Veer 0.1 O28 0. 04 ANGE Vis. (mV) 0 20-40 «60 80 «(100 Pin © ANE Input Y (V) nen Pin@® ANE (Vp-p) ALC Modulation ie re ; FEE
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= [Pew TT Ee 2 TD ow EPLIT TIT) Pin@ MEAN Y (V) @ GHAR / Application Circuit Ys LD-OO-OOCDOOMMOOODE-D < 5 LED} ES 20 a 47k. < ely 3 xalvR “ zy High Neco "AN _pooka forint ® ea ® 5.0V 2133N/ y.. an ie > 43k0 4.7 uF) a f] Pind 47k. tet” eARABoLg MOF | SEO 3) ® 10kO Vee? Y.-~-t4LPH A Li LLL ‘AN2331 AN2331 |e rar zMO Fao LUND 10 ® mac from MN6064/R] 1k Vere .8V : —766—