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circuits
7402 - (4x) NOR 2-input
pinout
1
NOR1
14
VCC
2
B1
13
NOR4
3
A1
12
B4
4
NOR2
11
A4
5
B2
10
NOR3
6
A2
9
B3
7
GND
8
A3
7402
www.nanobob.com
symbol
3
A1
1
NOR1
2
B1
6
A2
4
NOR2
5
B2
8
A3
10
NOR3
9
B3
11
A4
13
NOR4
12
B4
function table
A
B
Y
0
0
1
0
1
0
1
0
0
1
1
0
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