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CD74HC138 Datasheet(PDF) 3 Page - Texas Instruments

Part # CD74HC138
Description  CDx4HC138, CDx4HCT138, CDx4HC238, CDx4HCT238 High-Speed CMOS Logic 3- to 8-Line Decoder/Demultiplexer Inverting and Noninverting
PDF  29 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

CD74HC138 Datasheet(HTML) 3 Page - Texas Instruments

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4 Pin Configuration and Functions
1
2
3
7
4
5
6
14
13
12
8
11
10
9
GND
Y
1
Y
3
Y
4
V
CC
15
16
A
1
A
2
G
0
G
1
G
2
Y
7
Y
0
Y
6
Y
5
Y
2
A
0
J, N, D, NS, or PW package
16-Pin CDIP, PDIP, SOIC, SO, or TSSOP
Top View
Pin Functions
PIN
I/O(1)
DESCRIPTION
SOIC or TSSOP
NO.
NAME
1
A0
I
Address select 0
2
A1
I
Address select 1
3
A2
I
Address select 2
4
G 0
I
Output strobe 0, active low
5
G 1
I
Output strobe 1, active low
6
G2
I
Output strobe 2
7
Y7
O
Output 7
8
GND
—
Ground
9
Y6
O
Output 6
10
Y5
O
Output 5
11
Y4
O
Output 4
12
Y3
O
Output 3
13
Y2
O
Output 2
14
Y1
O
Output 1
15
Y0
O
Output 0
16
VCC
—
Positive supply
(1)
Signal Types: I = Input, O = Output, I/O = Input or Output.
www.ti.com
CD54HC138, CD74HC138, CD54HCT138, CD74HCT138, CD54HC238, CD74HC238, CD54HCT238,
CD74HCT238
SCHS147J – NOVEMBER 1998 – REVISED NOVEMBER 2021
Copyright © 2021 Texas Instruments Incorporated
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Product Folder Links: CD54HC138 CD74HC138 CD54HCT138 CD74HCT138 CD54HC238 CD74HC238
CD54HCT238 CD74HCT238



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