TC74AC157F View Datasheet(PDF) - Toshiba
Part Name
Description
Manufacturer
TC74AC157F Datasheet PDF : 9 Pages
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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 VCC
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
TC74AC157P/F/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
2012-02-29
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