74ALS153DB 查看數據表（PDF） - Philips Electronics
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74ALS153DB Datasheet PDF : 9 Pages
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Philips Semiconductors
Dual 4-input multiplexer
LOGIC DIAGRAM
Ea I0a I1a I2a I3a S1 S2 I0b I0b I2b I3b Eb
1
6
5
4
3
2
14 10 11 12 13 15
Product specification
74ALS153
VCC = Pin 16
GND = Pin 8
FUNCTION TABLE
S0
S1
L
L
L
L
H
L
H
L
L
H
L
H
H
H
H
H
H = High voltage level
L = Low voltage level
X = Don’t care
7
9
Ya
Yb
INPUTS
I0n
I1n
I2n
I3n
L
X
X
X
H
X
X
X
X
L
X
X
X
H
X
X
X
X
L
X
X
X
H
X
X
X
X
L
X
X
X
H
SF00149A
OUTPUT
En
Yn
L
L
L
H
L
L
L
H
L
L
L
H
L
L
L
H
1991 Feb 08
3
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