Here is an example of implementing a 4-input boolean function using the MSI multiplexer.
A
B
C
D
F
D0
0
0
0
0
0
Ground
0
0
0
1
0
D1
0
0
1
0
1
Vcc
0
0
1
1
1
D2
0
1
0
0
0
D
0
1
0
1
1
D3
0
1
1
0
1
Not D
0
1
1
1
0
D4
1
0
0
0
0
Ground
1
0
0
1
0
D5
1
0
1
0
1
Vcc
1
0
1
1
1
D6
1
1
0
0
0
D
1
1
0
1
1
D7
1
1
1
0
1
Not D
1
1
1
1
0