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circuits
744002 - (2x) NOR 4-input
pinout
1
NOR1
14
Vcc
2
A1
13
NOR2
3
B1
12
A2
4
C1
11
B2
5
D1
10
C2
6
NC
9
D2
7
GND
8
NC
744002
www.nanobob.com
symbol
2
A1
1
NOR1
3
B1
4
C1
5
D1
12
A2
13
NOR2
11
B2
10
C2
9
D2
function table
A
B
C
D
Y
0
0
0
0
1
1
x
x
x
0
x
1
x
x
0
x
x
1
x
0
x
x
x
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