74AHC139D Просмотр технического описания (PDF) - Philips Electronics

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74AHC139D

Dual 2-to-4 line decoder/demultiplexer

Philips Electronics 

Philips Semiconductors

Dual 2-to-4 line decoder/demultiplexer

Product specification

74AHC139;

74AHCT139

FUNCTION TABLE

See note 1.

INPUTS

OUTPUTS

nE

nA0

nA1

nY0

nY1

nY2

H

X

X

H

H

H

L

L

L

L

H

H

L

H

L

H

L

H

L

L

H

H

H

L

L

H

H

H

H

H

Note

1. H = HIGH voltage level;

L = LOW voltage level;

X = don’t care.

ORDERING INFORMATION

OUTSIDE NORTH

AMERICA

74AHC139D

74AHC139PW

74AHCT139D

74AHCT139PW

NORTH AMERICA

74AHC139D

74AHC139PW DH

74AHCT139D

74AHCT139PW DH

PINS

16

16

16

16

PACKAGES

PACKAGE MATERIAL

SO

TSSOP

SO

TSSOP

plastic

plastic

plastic

plastic

PINNING

PIN

1 and 15

2 and 3

4, 5, 6 and 7

8

9, 10, 11 and 12

13 and 14

16

SYMBOL

1E and 2E

1A0 and 1A1

1Y0, 1Y1, Y2 and 1Y3

GND

2Y3, 2Y2, 2Y1 and 2Y0

2A1 and 2A0

VCC

DESCRIPTION

enable inputs (active LOW)

address inputs

outputs (active LOW)

ground (0 V)

outputs (active LOW)

address inputs

DC supply voltage

nY3

H

H

H

H

L

CODE

SOT109-1

SOT403-1

SOT109-1

SOT403-1

1999 Sep 01

3

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