Mitsubishi SD200U, Service Manual

Page: 97 / 108

B-7
IC333
µ
PC4570G2
1
2
1 8
2
3
4
7
6
5
OUT1
OUT2
I
I1
I
N1 I
I2
I
N2
V
+
V
-
IC500 24LC21TSN
I/O
CONTROL
LOGIC
5
SDA
6
SCL
MEMORY
CONTROL
LOGIC
XDEC
EEPROM ARRAY
PAGE LATCHES
HV GENERATOR
4
VSS
8
VCC
SENSE AMP
R/W CONTROL
YDEC
VCLK
7
IC501,IC502 NC7SZ157P6X
S
Z
1
2
3
6
4
V
CC
5
I
1
I
0
GND
1
0
FUNCTION TABLE
H = HIGH Logic Level L = LOW Logic Level
Inputs
H
H
L
L
S
H
L
X
X
X
X
H
L
H
L
H
L
Z=(I )·(S)+(I )·(S)
Outputs
0 1
I
1
I
0
IC600 AD8183ARU
Output
TRUTH TABLE
IN A
IN B
Hight Z
Hight Z
SEL A/B OE
0
1
0
1
0
1
0
1
1
IN0 A
G = +1 or +2
IN1 A
IN0 B
12
3
G = +1 or +2
10
5
G = +1 or +2
6
IN1 B
IN2 A
IN2 B
SEL A/B
OE
20
OUT 0
18
OUT 1
16
OUT 2
22
23
Output Enable
VCC VEE GND
6,13,14,17,21,24 7,15,19 2,4,9,11
IC601 CLC5633IM
2
NC
3
1
4
6
5
7
12
11
10
9
8
13
14
NC
NC
+Vs
+IN1
-IN1
OUT1 OUT3
-IN3
+IN3
-Vs
+IN2
-IN2
OUT2
NC
=
NO CONNECT
1k
Ω
1k
Ω
1k
Ω
1k
Ω
1k
Ω
1k
Ω
IC503 HD74LVC14T
INPUT
A
OUTPUT
Y
H
L
L
H
FUNCTION TABLE
1
1A
2
1Y
3
2A
4
2Y
5
3A
6
3Y
7
GND
13
12
11
10
9
8
14
6A
6Y
5A
5Y
4A
4Y
VCC