Sony SDP-EP9ES - IC Block Diagrams

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5-12. IC BLOCK DIAGRAMS
IC202 AT24C02N-10SC
IC252 TD62C950RF
IC253 BA6208 IC254, 255 TC74HC151AN
1
2
3
4
8
6
5
8
DREF
ACK
DATA REGISTER
YDEC
E
2
PROM
61x61
XDEC
H. V. GENERATION
TIMING & CONTROL
V
SS
NC
NC
NC
START CYCLE
CONTROL
LOGIC
START
STOP
LOGIC
SDA
SCL
WORO
ADDRESS
COUNTER
LOAD
INC
R/W
32
8
25
32
CK
PIN
V
CC
TEST INPUT
7
QD
ST
ST
Q
D
CK
D
Q
Q
D
CK
24
25
23
22
21
26
27
28
36
40
39
38
37
35
34
33
32
31
1
20
29
60
41
30
OUT1
OUT20
H V
CC
P GND
L GND
CL
NC
STB
NC
NC
S IN
V
DD
OUT40
OUT21
H V
CC
P GND
L GND
NC
CHG
NC
CK
NC
S OUT
V
DD
1 2 3 4 5 6 7
8
9
NC
OUTPUT 2
Vcc
GND
NC
INPUT 2
INPUT 1
NC
MOTOR
DRIVE
MOTOR
DRIVE
REG
SWITCH
SWITCH
OUTPUT1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
D3D2
D1
D0
Y
W
SC
D4
D5
D6
D7
A
B
D3
D2
D1
D0
Y
XY
OE
GND
V
CC
D4
D5
D6
D7
A
B
C