HD74HC131 查看數據表（PDF） - Hitachi -> Renesas Electronics
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HD74HC131
Hitachi -> Renesas Electronics
HD74HC131 Datasheet PDF : 9 Pages
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HD74HC131
Function Table
Inputs
Enable
Select
Outputs
CLK G1 G2
C
B
A
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
XX
H
X
X
X
H
H
H
H
H
H
H
H
XL
X
X
X
X
H
H
H
H
H
H
H
H
H
L
L
L
L
L
H
H
H
H
H
H
H
H
L
L
L
H
H
L
H
H
H
H
H
H
H
L
L
H
L
H
H
L
H
H
H
H
H
H
L
L
H
H
H
H
H
L
H
H
H
H
H
L
H
L
L
H
H
H
H
L
H
H
H
H
L
H
L
H
H
H
H
H
H
L
H
H
H
L
H
H
L
H
H
H
H
H
H
L
H
H
L
H
H
H
H
H
H
H
H
H
H
L
LH
L
X
X
X
Outputs corresponding to stored address, L; all others H
Pin Arrangement
A1
B2
C3
CLK 4
G2 5
G1 6
Y7 7
GND 8
(Top view)
16 VCC
15 Y0
14 Y1
13 Y2
12 Y3
11 Y4
10 Y5
9 Y6
2
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