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| Datasheet File OCR Text: |
| 8-mm VCR BRIGHTNESS AND COLOR SIGNAL PROCESSOR - TOP VIEW - 51 50 45 40 35 33 57 3 CXA1200BQ (1/3) IL11 PB C IN PB C RF PB Y RF REC V YD Y-YD C-CD EMP C EMPH SHP IN SHP CONT CAR TH TRAP2 CF2 DEEMP DOC PULSE LIM RF SWP FH/2 AGC TC NC TC COMP CK CS SI X'TAL IN VG1 VG2 VREF IR1 IR2 PB C OUT PB V 4 56 Y VCC2 60 52 Y VCC1 32 30 49 41 37 39 REC C RF REC Y RF 5 59 55 Y VCC3 TC1 TC2 27 28 Y GND2 60 C GND 64 C VCC L GND Y GND1 25 54 7 30 38 24 TCS 33 CCD1 CCD2 CCD3 47 45 43 20 35 10 1 BF CF1 COMB FSC DEV SHP OUT CSYNC DEMOD TRAP1 APC ADJ 8 63 31 16 25 53 20 22 9 61 10 15 19 23 2 42 1 5 (VCC = +5 V) PIN PIN I/O SIGNAL No. No. 1 I CF2 23 2 I DOC PULSE 24 3 I PB C RF 25 4 O PB C OUT 26 5 O REC C RF 27 6 I FH/2 28 7 I C EMPH 29 8 O BF 30 9 O TRAP1 31 10 I TRAP2 32 11 O VCO 33 12 -- L GND 34 13 I X'TAL IN 35 14 I RF SWP 36 15 O X'TAL OUT 37 16 O FSC 38 17 I CS 39 18 I CK 40 19 I 41 SI 20 O CSYNC 42 21 O 43 LVCC 22 O DEMOD 44 I/O SIGNAL PIN No. 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 I/O O -- O -- I -- I I O I -- O I -- O I O -- O -- SIGNAL CCD2 VREF CCD1 IR1 REC V Y VCC2 NC TC COMP SHP OUT EMP Y VCC3 PB V PB C IN Y GND2 REC Y RF PB Y RF APC ADJ C GND CF1 C VCC 14 6 40 51 52 18 17 19 13 29 44 46 48 36 DEEMP I CAR I DEV O -- Y GND1 TC1 O TC2 O VG1 -- SHP IN I COMB O -- Y VCC1 O TCS O VREG I TH -- IR2 I Y-YD I SHP CONT I C-CD I AGC TC I YD I LIM O CCD3 -- VG2 LVCC VCO VREG X'TAL OUT 21 11 34 15 www..com www..com www..com CXA1200BQ (2/3) IL11 INPUT AGC TC C EMPH C-CD CAR CF2 CK COMP CS DEEMP DOC PULSE EMP FH/2 LIM NC TC PB C IN PB C RF PB Y RF REC V RF SWP SHP CONT SHP IN SI TH TRAP2 X'TAL IN YD Y-YD OUTPUT APC ADJ BF CCD1 CCD2 CCD3 CF1 COMB CSYNC DEMOD DEV FSC LVCC PB C OUT PB V REC C RF REC Y RF SHP OUT TC1, TC2 TCS TRAP1 VCO VREG X'TAL OUT OHTER IR1, IR2 VG1, VG2 VREF ; CONSTANT PIN (DOC AGC/CCD AGC : Y SYSTEM) ; CHROMA EMPHASIS BANDPASS FILTER (NTSC BPF : 3.58 MHz/PAL BPF : 4.43 MHz) ; COMB FILTER SIGNAL (FROM CXL1501) (REC/PB) ; ADJUST Y FM MODULATION CARRIER/INPUT Y SIGNAL (REC) ; CF1 BANDPASS FILTER (NTSC : 4.32 MHz/PAL : 5.17 MHz) ; BUS DECODER/BUS CLOCK ; NOISE CANCELLER (HPF EXTERNAL TIME CONSTANT) ; BUS DECODER ; 22PIN DEMOD OUT DC-CUT AND INPUT ; DROPOUT DETECTION ; Y SIGNAL PRE-EMPHASIS ; APC COMPENSATION ON/OFF CONTROL ; DECOUPLING ; NOISE CANCELLER (HPL EXTERNAL TIME CONSTANT) ; C SIGNAL FROM 4PIN ; C REFERENCE ; Y REFERENCE ; COMPOSITE VIDEO SIGNAL ; RF SWITCH PULSE ; SHARPNESS CONTROL (PB) ; SHARPNESS (REC/PB) ; BUS DECODER/BUS SERIAL INPUT SIGNAL ; THROUGH SIGNAL (FROM CXL1501) (REC/PB) ; TRAP1 PASSES THROUGH EXTERNAL TRAP (PB) ; OSC STANDARD (fscn : 3.58 MHz/fscp : 4.43 MHz) ; CCD 1H DELAY (FROM CXL1501) (REC/PB) ; COMB FILTER SIGNAL (FROM CXL1501) (REC/PB) ; CHECK PIN (REC : AFC ERROR VOLTAGE/PB : APC CALIBRATION) ; BURST FLAG ; CCD 1H DELAY (TO CXL1501) (CCD3 NEGATIVE PHASE) (REC) ; CCD 1H DELAY (TO CXL1501) (CCD3 NEGATIVE PHASE) (REC/PB) ; CCD 1H DELAY (TO CXL1501) (REC/PB) ; CARRIER CONVERTER ; Y SIGNAL PROCESSED COMB FILTER ; COMPOSITE SYNC SIGNAL ; FM-DEMODULATED Y SIGNAL (PB) ; ADJUST Y FM MODULATION DEVIATION/Y EMPHASIS (REC) ; CLOCK FREQUENCY (NTSC : 4fscn/PAL : 3fscn) ; VCC PIN (LOGIC CIRCUIT BLOCK) ; C SIGNAL FREQUENCY-CONVERTED/BURST-DE-EMPHASIZED ; PROCESSING Y SIGNAL/C VIDEO ; C SIGNAL (BURST-EMPHASIZED/CHROMA-EMPHASIZED/FREQUENCY-CONVERTED) ; FM-MODULATED Y SIGNAL ; SHARPNESS ; MAIN EMPHASIS (OR DE-EMPHASIS TIME CONSTANT) ; SUB-EMPHASIS (OR DE-EMPHASIS TIME CONSTANT) ; FREQUENCY-CONVERTED CHROMA SIGNAL (NTSC : 5.07 MHz/PAL : 5.90 MHz) (PB) ; 378 fHN (NTSC) ; 4.2 V REGULATOR ; OSC STANDARD (fscn : 3.58 MHz/fscp : 4.43 MHz) ; EXTERNAL REFERENCE CURRENT ; VIRTUAL GND ; INTERNAL REFERENCE VOLTAGE SOURCE CXA1200BQ (3/3) IL11 SHP CONT AGC TC Y VCC2 NC TC REC V VREG 34 CCD1 CCD2 CCD3 VREF C-CD Y-YD VG2 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 LPF-1 LPF LPF-2 LPF-3 TH Y-YD C-CD HPF YD BFP TRAP LIM ATT - CCDFL EQ 33 TCS LIM IR1 IR2 TH YD + - VCA TRAP COMP 52 + BPF CCDIO DOC LPF + 32 Y VCC1 SHP OUT 53 LPF SHP EQ HPL 31 COMB EMP 54 CLAMP 30 CLAMP VCA CLAMP SHP IN + Y VCC3 55 - ATT LPF - HPF NCSHP 29 S. SEP AGC DET VG1 PB V 56 SSAGC 28 LIM LIM MOD LIM LPF DEMOD EQ HPL1 NOR LIM TC2 PB C IN 57 + - - HPL1 MODEM DC F. B. AFC DET LPF LPF LPF APC DET SYNC DET ACC DET LPF + VCO APC ID ENC MAIN LIM 27 TC1 MAIN Y GND2 58 26 - EMPHA V/I Y GND1 REC Y RF 59 ACK BID 25 DEV PB Y RF 60 AFPC BF. GEN CCIR PAL EMC TRANS PAL ONLY AFCH CFLL CFLH NCL2 NCL1 NCLP SECAM CCIR 443 EDIT JOG PB 24 CAR APC ADJ 61 CAR. INV. CONV PI/PS LPF VXO/XO 23 I/B I/H HD ID COUNTER IDSTART /STOP PI/PS DEEMP C GND 62 VXO 22 ID INTEG DEMOD CF1 63 ACK SW ACC 21 LVCC CMAIN 1/5 NHGEN BURST DEEMP C VCC 64 AFC DET BID FF PB CONV REC CONV 20 HHK CSYNC BW BURST SECAM LOGIC BURST EMP C-EMP PAL ONLY SECAM CXA1200BQ 10 11 12 13 14 15 16 17 18 19 1 2 3 4 5 6 7 8 9 DOC PULSE PB C RF PB C OUT REC C RF CF2 FH/2 C EMPH TRAP1 TRAP2 X'TAL IN RF SWP BF VCO L GND X'TAL OUT FSC CS CK SI |
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