74HC238 Datasheet, PDF (4/7 Pages) NXP Semiconductors – 3-to-8 line decoder/demultiplexer

Philips Semiconductors
3-to-8 line decoder/demultiplexer
Product specification
74HC/HCT238
Fig.4 Functional diagram.
Fig.5 Logic diagram.
FUNCTION TABLE
E₁
H
X
X
L
L
L
L
L
L
L
L
E₂
X
H
X
L
L
L
L
L
L
L
L
INPUTS
E₃
X
X
L
H
H
H
H
H
H
H
H
A₀
X
X
X
L
H
L
H
L
H
L
H
Note
1. H = HIGH voltage level
L = LOW voltage level
X = don’t care
A₁
X
X
X
L
L
H
H
L
L
H
H
A₂
X
X
X
L
L
L
L
H
H
H
H
Y₀
L
L
L
H
L
L
L
L
L
L
L
Y₁
L
L
L
L
H
L
L
L
L
L
L
Y₂
L
L
L
L
L
H
L
L
L
L
L
OUTPUTS
Y₃
L
L
L
L
L
L
H
L
L
L
L
Y₄
L
L
L
L
L
L
L
H
L
L
L
Y₅
Y₆
Y₇
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
L
L
L
H
L
L
L
H
December 1990
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