DM74LS154WM Fairchild Semiconductor, DM74LS154WM Datasheet - Page 2

• Manufacturer Part Number: DM74LS154WM
• Description: 4-Line to 16-Line Decoder/Demultiplexer
• Manufacturer: Fairchild Semiconductor

www.fairchildsemi.com
Function Table
H
L
X
G1
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
H
Low Level
HIGH Level
Don’t Care
G2
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
Inputs
D
H
H
H
H
H
H
H
H
X
X
X
L
L
L
L
L
L
L
L
C
H
H
H
H
H
H
H
H
X
X
X
L
L
L
L
L
L
L
L
B
H
H
H
H
H
H
H
H
X
X
X
L
L
L
L
L
L
L
L
A
H
H
H
H
H
H
H
H
L
L
X
X
X
L
L
L
L
L
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
0
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
1
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
2
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
3
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
4
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
5
L
2
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
6
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
7
L
Outputs
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
8
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
9
L
10
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
11
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
12
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
13
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
14
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
15
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L