NAD VISO FIVE Service Manual page 44

OR GATE : IC48(74LCX32TTR)
Pin Connection And IEC Logic Symbols
AND GATE : IC80(74LVC08ADR)
PIN CONFIGURATION
1A 1
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
PIN DESCRIPTION
PIN NUMBER SYMBOL
1, 4, 9, 12 1A – 4A
2, 5, 10, 13 1B – 4B
3, 6, 8, 11 1Y – 4Y
7
14
14
V
CC
13 4B
12 4A
11 4Y
10 3B
9 3A
8 3Y
SY00034
NAME AND FUNCTION
Data inputs Data inputs
Data outputs
GND Ground (0 V)
V Positive supply voltage
CC
LOGIC SYMBOL
2-32
1A
1
1Y
3
1B
2
2A
4
2Y
6
2B
5
3A
9
3Y
8
3B
10
4A
12
4Y
11
4B
13
SV00435