Sony SSC-DC50A Service Manual page 41

IC
AK6420AF-E2 (ASAHI KASEI MICRO SYSTEM)
C-MOS 2,048 ( 128 x 16 ) -BIT ELECTRICALLY ERASABLE PROM
—TOP VIEW—
INPUT
CS
BUSY
RDY/ 1 8 RESET
DI
RESET
2 V GND 7
DD
SK
CS
3 6 DO
OUTPUT
SK DO
4 5 DI
RDY/
5 INSTRUCTION
DI
REGISTER
8
INSTRUCTION
7
DECODER
CONTROL
3
CS
AND
CLOCK
GENERATION
4
SK
8
RESET
BA10358F-E2 (ROHM)FLAT PACKAGE
NJM3414AMP(TE2) (JRC)
UPC358G2-E2
DUAL OPERATIONAL AMPLIFIERS
(SINGLE-SUPPLY TYPE)
—TOP VIEW—
1 V 8
CC
_ +
2 7
+ _
3 6
4 V 5
EE
BA7655AF-E2 (ROHM)FLAT PACKAGE
VOLTAGE CONTROL VARIABLE GAIN AMPLIFIER
—TOP VIEW—
IN2 CTL2 OUT2
8 7 6 5
V
CC
VCR2
VCR1
GND
1 2 3 4
IN1 CTL1 OUT1
SSC-DC50A/54A (UC)
SSC-DC50AP/54AP/58AP (CE)
: CHIP SELECT
: DATA INPUT
: RESET
: SERIAL CLOCK
: DATA OUTPUT
BUSY
: READY/BUSY
6
DO
DATA
REGISTER
R/W
16 16
AMPS
AND
AUTO
EE
ERASE
PROM
2048-BIT
( 128 x 16 )
ADD
14 DECODER 14
BUFFERS
VPP
VPP SW
GENERATOR
V REF
1
BUSY
RDY/
CXA2006Q-T4 (SONY)
DIGITAL CCD CAMERA HEAD AMPLIFIER
—TOP VIEW—
24 23 22 21 20 19 18 17
PIN 25
DIN 26
27 V 2
CC
28
NC
LIN/CH 29
30 GND2
RFCONT 31
PBRFC 32 V
1 2 3 4 5 6 7
INPUT
AGCCLP : AGC CLAMP
AGCCONT : AGC GAIN CONTROL
CAM/VIDEO : CAMERA/VIDEO SELECT CONTROL
CH/CL : CHROMA HIGH/LOW SELECT CONTROL
CLPDM : DUMMY PIXEL CLAMP
CLPOB : OPTICAL BLACK CLAMP
DIN : CCD SIGNAL
LIN/CH : COMPOSITE VIDEO (LIN)/HIGH CHROMA (CH)
LOUTCLP : COMPOSITE VIDEO CLAMP
OFFSET : OFFSET CONTROL
PB/REC : CHROMA/COMPOSITE SELECT CONTROL
PBLK : PRE-BLANKING PULSE
PBRFC : LOW CHROMA (CL)
PIN : CCD SIGNAL
PS : POWER SAVE CONTROL
RFCONT : LOW CHROMA GAIN CONTROL
SHD : DATA LEVEL SAMPLE HOLD
SHP : PRE-SET LEVEL SAMPLE HOLD
VSHP : VIDEO SAMPLE HOLD PULSE
XRS : CAMERA SAMPLE HOLD
OUTPUT
CCDLEVEL : SHD MONITOR
DRVOUT : A/D CONVERTER DRIVE
VRB : 2 V REGULATOR
VRT : 4 V REGULATOR
24 22 21
PIN 25
SH1 SH2
DIN 26
AGC
SH3
COSCLP1
COSCLP2
LIN/CH
29
LIN/CH SW
LINCLP
VI SW
AMP
CENTER BIAS
RFCONT
31
CENTER BIAS GCA
PBRFC 32
MODE SWITCHING
1 2 3 4
16 AGCCLP
15 CLPOB
14 XRS
13 PBLK
12 OFFSET
11 VRT
10 VRB
3 9
CC
8
19 18
16 AGCCLP
AGCCLP
15 CLPOB
LPF CAMSH BLK
XRS
14
DEF REF
13 PBLK
BOTTOM TOP
OFFSET
12
C/V SW
OFFSET
SW
11 VRT
VISH
CH/CL
DC
VRB
10
DRV
LOUTCLP
5 7 8
6-3
IC