M54HCT137 查看數據表（PDF） - STMicroelectronics
零件编号
产品描述 (功能)
比赛名单
M54HCT137 Datasheet PDF : 12 Pages
| |||
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
Share Link: 