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CD74AC153 Datasheet, PDF (2/7 Pages) Texas Instruments – Dual 4-Input Multiplexer
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Functional Diagram
CD74AC153, CD74ACT153
1
1E
6
1I0
5
1I1
4
1I2
3
1I3
14
S0
2
S1
10
2I0
11
2I1
12
2I2
13
2I3
15
2E
SEL/MUX
SEL/MUX
7 1Y
9 2Y
GND = 8
VCC = 16
TRUTH TABLE
SELECT INPUTS
DATA INPUTS
ENABLE
INPUTS
OUTPUT
S1
S0
nI0
nI1
nI2
nI3
nE
nY
X
X
X
X
X
X
H
L
L
L
L
X
X
X
L
L
L
L
H
X
X
X
L
H
L
H
X
L
X
X
L
L
L
H
X
H
X
X
L
H
H
L
X
X
L
X
L
L
H
L
X
X
H
X
L
H
H
H
X
X
X
L
L
L
H
H
X
X
X
H
L
H
Select inputs S1 and S0 are common to both sections. H = High Level, L = Low Level, X = Don’t Care, Z = High Impedance.
2
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