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74HC137DB View Datasheet(PDF) - Philips Electronics

Part NameDescriptionManufacturer
74HC137DB 3-to-8 line decoder, demultiplexer with address latches; inverting Philips
Philips Electronics Philips
74HC137DB Datasheet PDF : 19 Pages
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Philips Semiconductors
5. Functional diagram
74HC137
3-to-8 line decoder, demultiplexer with address latches; inverting
4
LE
1 A0
2 A1
3 A2
INPUT
LATCHES
5 E1
6 E2
Fig 1. Functional diagram
3 TO 8
DECODER
Y0 15
Y1 14
Y2 13
Y3 12
Y4 11
Y5 10
Y6 9
Y7 7
001aab881
4
LE
1 A0
2 A1 INPUT
3
LATCHES
A2
E1
5
6
E2
Y0 15
Y1 14
Y2 13
3 TO 8 Y3 12
DECODER Y4 11
Y5 10
9
Y6
7
Y7
001aab879
Fig 2. Logic symbol
DX
4 C8
10
2
3
0
8D,G 7
2
5
&
6
0 15
1 14
2 13
3 12
4 11
5 10
9
6
7
7
X/Y
4 C8
1 8D,1
2 8D,2
3 8D,4
5
&
6
EN
0 15
1 14
2 13
3 12
4 11
5 10
69
7
7
001aab880
Fig 3. IEC logic symbol
9397 750 13804
Product data sheet
Rev. 03 — 11 November 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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