Pioneer PDP-506PE Service Manual page 87

5
TC7SH08FUS1 (50 SCAN B ASSY : IC2807)
• 2-input AND Gate
Pin Arrangement (Top view) / Block Diagram
IN B
1
IN A
2
GND
3
TC74VHC00FTS1 (50 X DRIVE ASSY : IC1002)
• Quad 2-Input NAND Gate
Block Diagram
1A 1
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
5
6
V
5
CC
OUT Y
4
14
Vcc
13 4B
12
4A
11
4Y
10
3B
9
3A
8
3Y
PDP-506PE
6
7
Truth Table
A B Y
L L L
L H L
H L L
H H H
Truth Table
A B Y
L L H
L H H
H L H
H H L
7
8
A
B
C
D
E
F
87
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