Sony CA-755 Maintenance Manual page 81

CXK581000ATM-10LL (SONY)FLAT PACKAGE
CXK581000ATM-10LL-TL
C-MOS 1M (131,072 8)-BIT STATIC RAM
·
- TOP VIEW -
V
DD
1 NC 32
(+5 V)
A16 2 31 A15
A14 3 30 CE2
A12 4 29 WE
A7 5 28 A13
A6 6 27 A8
A5 7 26 A9
A4 8 25 A11
A3 9 24 OE
A2 10 23 A10
A1 11 22 CE1
A0 12 21 I/O8
A0 - A16
I/O1 - I/O8
I/O1 13 20 I/O7
CE1, CE2
WE
I/O2 14 19 I/O6
OE
I/O3 15 18 I/O5
16 GND 17 I/O4
CE1
CE2 OE WE MODE I/O TERMINAL
1
X X X NOT SELECT
X
0 X X NOT SELECT
0
1 1 1 OUTPUT DISABLE
0
1 0 1 READ DATA OUTPUT
0 1 X 0 WRITE DATA INPUT
23
A10
25
A11
26
A9
27
A8
28
A13 BUFFER
31
A15
2
A16
3
A14
4
A12
5
A7
6
A6
7
A5
8
A4
BUFFER
9
A3
10
A2
11
A1
12
A0
24
OE
BUFFER
29
WE
22
CE1
30
CE2
CA-755/755P
IL11
12
A0
11
A1
10
A2
9
A3
8 13
A4 I/O1
7 14
A5 I/O2
15
6
I/O3
A6
17
5
I/O4
A7
27 18
A8 I/O5
26 19
A9 I/O6
23 20
A10 I/O7
25 21
A11 I/O8
4
A12
28
A13
3
A14
31
A15
2
A16
CE1 CE2 WE OE
22 30 29 24
; ADDRESS INPUT
; DATA OUTPUTS
; CHIP ENABLE INPUTS
; WRITE ENABLE INPUT
; OUTPUT ENABLE INPUT
HI-Z
HI-Z
0 ; LOW LEVEL
HI-Z
1 ; HIGH LEVEL
X ; DON'T CARE
HI-Z ; HIGH IMPEDANCE
ROW DECODER
MEMORY MATRIX
512·2048 BITS
DATA I/O GATE
COLUMN DECODER
DATA I/O BUFFER
13-15 17-21
I/O1-I/O8
LM358PS (TI) FLAT PACKAGE
NJM3414AM-TE2 (JRC)FLAT PACKAGE
NJU7022M (JRC)FLAT PACKAGE
LM358PS-E05
NJU7022M-TE2
DUAL OPERATIONAL AMPLIFIER ( HIGH GAIN )
-TOP VIEW-
1 V 8
CC
2 7
– +
3 6
+ –
4 V 5
EE
NOTE
V V
CC EE
SINGLE
+3 to +32V GND
SUPPLY
SPLIT
+1.5 to +16V –1.5 to –16V
SUPPLIES
LM35DM (NSC)FLAT PACKAGE
TEMPERATURE SENSOR
—TOP VIEW—
+V
S
V 1 8
OUT
(+4V to +20V)
2 7
NC NC
3 6
NC NC
4 GND NC 5
8
+V
S
1
V
OUT
GND
4
M62021FP (MITSUBISHI)FLAT PACKAGE
SELECTION SW BUILT-IN SYSTEM RESET
— TOP VIEW —
3
V
V 1 8 CS
OUT
2
V BAT
V 2 7 RES
BAT
4
CT
V 3 +5V 6
IN GND
CT 4 5 RES
CS ; CHIP SELECT OUTPUT
CT ; DELAY CAPACITY INPUT
RES ; RESET OUTPUT
VBAT ; VIDEO SIGNAL BACKUP INPUT
VIN ; VIDEO SIGNAL INPUT
VOUT ; VIDEO SIGNAL OUTPUT
SW
3 1
V IN
D1
R1
2
Com
–
+
R2
1.24 V
8
7
RES
4
5
RES
1
V
8
CS
7
RES
5
RES
V OUT
V BAT
CS
CT
4-9
IC