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Logic ICs
Logic IC - Gate XNOR gate 74HC SOIC 14
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7
8
9
10
2
Functional Diagram
Logic Symbol
TRUTH TABLE
INPUTS
OUTPUT
nA
nB
nY
LL
H
LHL
HL
L
HHH
H = High Voltage Level, L = Low Voltage Level
1A
1B
2A
2B
3A
3B
4A
4B
1
2
5
6
8
9
12
13
3
4
10
11
1Y
2Y
3Y
4Y
GND = 7
V
CC
= 14
nA
nB
nY
CD54HC7266, CD74HC7266
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2
3
4
...
...
13