M74HC154 查看數據表（PDF） - STMicroelectronics
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M74HC154 Datasheet PDF : 8 Pages
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M74HC154
TRUTH TABLE
INPUTS
G1
G2
D
C
B
A
L
L
L
L
L
L
L
L
L
L
L
H
L
L
L
L
H
L
L
L
L
L
H
H
L
L
L
H
L
L
L
L
L
H
L
H
L
L
L
H
H
L
L
L
L
H
H
H
L
L
H
L
L
L
L
L
H
L
L
H
L
L
H
L
H
L
L
L
H
L
H
H
L
L
H
H
L
L
L
L
H
H
L
H
L
L
H
H
H
L
L
L
H
H
H
H
X
H
X
X
X
X
H
X
X
X
X
X
X: Don’t Care
LOGIC DIAGRAM
SELECTED
OUTPUT (L)
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
Y10
Y11
Y12
Y13
Y14
Y15
NONE
NONE
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