74hct238 NXP Semiconductors, 74hct238 Datasheet - Page 4
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74hct238
Manufacturer Part Number
74hct238
Description
3-to-8 Line Decoder/demultiplexer
Manufacturer
NXP Semiconductors
Datasheet
1.74HCT238.pdf
(7 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
74hct238D,653
Manufacturer:
NXP Semiconductors
Quantity:
1 550
Company:
Part Number:
74hct238D653
Manufacturer:
NXP Semiconductors
Quantity:
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Company:
Part Number:
74hct238PW
Manufacturer:
NXP
Quantity:
3 049
Part Number:
74hct238PW
Manufacturer:
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Quantity:
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Philips Semiconductors
FUNCTION TABLE
Note
1. H = HIGH voltage level
December 1990
H
X
X
L
L
L
L
L
L
L
L
3-to-8 line decoder/demultiplexer
E
L = LOW voltage level
X = don’t care
1
X
H
X
L
L
L
L
L
L
L
L
E
2
Fig.4 Functional diagram.
X
X
L
H
H
H
H
H
H
H
H
E
INPUTS
3
X
X
X
L
H
L
H
L
H
L
H
A
0
X
X
X
L
L
H
H
L
L
H
H
A
1
X
X
X
L
L
L
L
H
H
H
H
A
2
L
L
L
H
L
L
L
L
L
L
L
Y
0
4
L
L
L
L
H
L
L
L
L
L
L
Y
1
L
L
L
L
L
H
L
L
L
L
L
Y
2
L
L
L
L
L
L
H
L
L
L
L
Fig.5 Logic diagram.
OUTPUTS
Y
3
L
L
L
L
L
L
L
H
L
L
L
Y
4
74HC/HCT238
L
L
L
L
L
L
L
L
H
L
L
Y
Product specification
5
L
L
L
L
L
L
L
L
L
H
L
Y
6
L
L
L
L
L
L
L
H
L
L
L
Y
7