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Part Name
Description
TC74ACT157F View Datasheet(PDF) - Toshiba
Part Name
Description
View to exact match
TC74ACT157F
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
Toshiba
TC74ACT157F Datasheet PDF : 10 Pages
1
2
3
4
5
6
7
8
9
10
Pin Assignment
SELECT 1
1A 2
1B 3
1Y 4
2A 5
2B 6
2Y 7
GND
8
A SG
B
A
Y
B
A
Y
B
A
YYB
(top view)
16 V
CC
15 ST
14 4A
13 4B
12 4Y
11 3A
10 3B
9 3Y
Truth Table
Inputs
ST
SELECT
A
B
H
X
X
X
L
L
L
X
L
L
H
X
L
H
X
L
L
H
X
H
X: Don’t care
Output
Y
L
L
H
L
H
TC74ACT157P/F/FN/FT
IEC Logic Symbol
ST
(15)
EN
SELECT
(1)
G1
1A
(2)
1B
(3)
2A
(5)
1 MUX
1
2B
(6)
3A
(11)
3B
(10)
4A
(14)
4B
(13)
(4)
1Y
(7)
2Y
(9)
3Y
(12)
4Y
2
2007-10-01
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