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TTL-74
CMOS-40
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BJT
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circuits
4077 - (4x) 2-input XNOR
pinout
1
A1
14
VCC
2
B1
13
A4
3
XNOR1
12
B4
4
XNOR2
11
XNOR4
5
B2
10
XNOR3
6
A2
9
B3
7
GND
8
A3
4077
www.nanobob.com
symbol
1
A1
3
XNOR1
2
B1
6
A2
4
XNOR2
5
B2
8
A3
10
XNOR3
9
B3
13
A4
11
XNOR4
12
B4
function table
A
B
Y
0
0
1
0
1
0
1
0
0
1
1
1
pin types
0
digital input
0
digital output
0
digital input-output (bidir)
0
analog (input or output)
0
positive power
0
ground
0
negative power