HCS157D/SAMPLE 查看數據表（PDF） - Intersil
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HCS157D/SAMPLE Datasheet PDF : 9 Pages
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Functional Block Diagram
S1
E 15
4I1 13
4I0 14
10
3I1
11
3I0
6
2I1
5
2I0
1I1 3
1I0 2
HCS157MS
3 CIRCUITS IDENTICAL TO CIRCUIT
IN ABOVE DASHED OUTLINE
12 4Y
9
3Y
7
2Y
4
1Y
ENABLE
E
H
L
L
L
L
H = High Level
L = Low Level
X = Immaterial
SELECT
INPUTS
S
X
L
L
H
H
TRUTH TABLE
DATA INPUTS
I0
I1
X
X
L
X
H
X
X
L
X
H
OUTPUT
Y
L
L
H
L
H
Spec Number 518833
174
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