M54HCT137 데이터 시트보기 (PDF) - STMicroelectronics
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M54HCT137 Datasheet PDF : 12 Pages
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M54/M74HCT137
TRUTH TABLE
INPUTS
ENABLE
GL G1 G2
X
L
X
X
X
H
L
H
L
L
H
L
L
H
L
L
H
L
L
H
L
L
H
L
L
H
L
L
H
L
H
H
L
LOGIC DIAGRAM
SELECT
C
B
A
X
X
X
X
X
X
L
L
L
L
L
H
L
H
L
L
H
H
H
L
L
H
L
H
H
H
L
H
H
H
X
X
X
OUTPUTS
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
L
Outputs corresponding to stored address L: all others H
2/12
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