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DM74LS138SJ Datasheet(PDF) 2 Page - SYC Electronica

Part # DM74LS138SJ
Description  Decoder/Demultiplexer
PDF  7 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  SYC [SYC Electronica]
Direct Link  https://www.sycelectronica.com.ar/index.php
Logo SYC - SYC Electronica

DM74LS138SJ Datasheet(HTML) 2 Page - SYC Electronica

  DM74LS138SJ Datasheet HTML 1Page - SYC Electronica DM74LS138SJ Datasheet HTML 2Page - SYC Electronica DM74LS138SJ Datasheet HTML 3Page - SYC Electronica DM74LS138SJ Datasheet HTML 4Page - SYC Electronica DM74LS138SJ Datasheet HTML 5Page - SYC Electronica DM74LS138SJ Datasheet HTML 6Page - SYC Electronica DM74LS138SJ Datasheet HTML 7Page - SYC Electronica  
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Connection Diagrams
DM74LS138
DM74LS139
Function Tables
DM74LS138
DM74LS139
H
= HIGH Level
L
= LOW Level
X
= Don’t Care
Note 1: G2
= G2A + G2B
Logic Diagrams
DM74LS138
DM74LS139
Inputs
Outputs
Enable
Select
G1 G2 (Note 1) C B A YO Y1Y2 Y3Y4Y5 Y6Y7
X
H
X X X
H
HHH
HHH
H
L
X
X X X
H
HHH
HHH
H
H
L
L L L
L
HHH
HHH
H
H
L
L L H
H
L
H
H
HHH
H
H
L
L H L
H
H
L
H
HHH
H
H
L
L H H
H
HH
L
HHH
H
H
L
H L L
H
HHH
L
H
H
H
H
L
H L H
H
HHH
H
L
H
H
H
L
H H L
H
HHH
HH
L
H
H
L
H H H
H
HHH
HHH
L
Inputs
Outputs
Enable
Select
G
B
A
Y0Y1
Y2Y3
HX
X
H
H
H
H
LL
L
L
H
H
H
LL
H
H
L
H
H
LH
L
H
H
L
H
LH
H
H
H
H
L
www.sycelectronica.com.ar
www.sycelectronica.com.ar



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