CD74HC138EE4 datasheet(2/15 Pages) TI

Il numero della parte	CD74HC138EE4

Spiegazioni elettronici	High-Speed CMOS Logic 3- to 8-Line Decoder/ Demultiplexer Inverting and Noninverting

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Produttore elettronici	TI [Texas Instruments]

Homepage	http://www.ti.com

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Pinout

CD54HC138, CD54HCT138, CD54HC238, CD54HCT238

(CERDIP)

CD74HC138, CD74HCT138, CD74HCT238

(PDIP, SOIC)

CD74HC238

(PDIP, SOIC, SOP, TSSOP)

TOP VIEW

Signal names in parentheses are for ’HC138 and ’HCT138.

Functional Diagram

14

15

16

9

13

12

11

10

1

2

3

4

5

7

6

8

A0

A1

A2

E1

E2

E3

GND

(Y7) Y7

VCC

Y1 (Y1)

Y2 (Y2)

Y3 (Y3)

Y4 (Y4)

Y5 (Y5)

Y6 (Y6)

Y0 (Y0)

15

14

13

12

10

7

9

11

1

2

3

5

6

4

E3

E2

E1

A2

A1

A0

Y0

Y7

Y6

Y5

Y4

Y3

Y2

Y1

Y0

Y7

Y6

Y5

Y4

Y3

Y2

Y1

HC/HCT

238

HC/HCT

138

TRUTH TABLE ’HC138, ’HCT138

INPUTS

OUTPUTS

ENABLE

ADDRESS

E3

E2

E1

A2

A1

A0

Y0

Y1

Y2

Y3

Y4

Y5

Y6

Y7

X

H

X

HHHHHHHH

L

X

HHHHHHHH

X

H

X

HHHHHHHH

H

L

LLLLL

H

L

H

L

HHHHHH

H

L

H

L

HH

L

H

HHHH

H

L

HHHHH

L

HHHH

H

L

H

L

HHHH

L

HHH

H

L

H

L

HHHHHH

L

H

L

H

L

HHHHHH

L

H

L

H

HHHHHHHHH

L

H = High Voltage Level, L = Low Voltage Level, X = Don’t Care

TRUTH TABLE ’HC238, ’HCT238

INPUTS

OUTPUTS

ENABLE

ADDRESS

E3

E2

E1

A2

A1

A0

Y0

Y1

Y2

Y3

Y4

Y5

Y6

Y7

X

H

X

LLLLLLLL

L

X

LLLLLLLL

X

H

X

LLLLLLLL

H

L

LLLL

H

LLLLLLL

H

L

LLL

H

L

H

LLLLLL

H

L

LL

H

L

LL

H

L

LLLL

H

L

LL

H

LLL

H

LLLL

H

L

H

LLLLLL

H

L

LL

HL

LHLHL

L

LHL

L

H

L

H

L

LLLLLL

H

L

H

L

H

LLLLLLL

H

H = High Voltage Level, L = Low Voltage Level, X = Don’t Care

CD54/74HC138, CD54/74HCT138, CD54/74HC238, CD54/74HCT238

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Texas Instruments	CD74HC138EE4	352Kb / 14P	[Old version datasheet] High-Speed CMOS Logic 3- to 8-Line Decoder/ Demultiplexer Inverting and Noninverting
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Produttore elettronici	Il numero della parte	Scheda tecnica	Spiegazioni elettronici
Texas Instruments	CD54HC138	352Kb / 14P	[Old version datasheet] High-Speed CMOS Logic 3- to 8-Line Decoder/ Demultiplexer Inverting and Noninverting
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	CD54HC138	407Kb / 18P	[Old version datasheet] High-Speed CMOS Logic 3- to 8-Line Decoder/ Demultiplexer Inverting and Noninverting
	CD74HC138-Q1	203Kb / 9P	[Old version datasheet] HIGH-SPEED CMOS LOGIC 3- TO 8-LINE INVERTING DECODER/DEMULTIPLEXER
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NXP Semiconductors	74HC138D-Q100	241Kb / 18P	3-to-8 line decoder/demultiplexer; inverting Rev. 1-16 July 2012
NXP Semiconductors	74AHC138	84Kb / 16P	3-to-8 line decoder/demultiplexer; inverting 1999 Sep 27
SHENZHEN FUMAN ELECTRON...	74HC138	229Kb / 5P	3-to-8 Line Decoder/Demultiplexer; Inverting
NXP Semiconductors	74HC138	50Kb / 7P	3-to-8 line decoder/demultiplexer; inverting September 1993
NXP Semiconductors	74LV138	113Kb / 17P	3-to-8 line decoder/demultiplexer; inverting Rev. 03-15 November 2007

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CD74HC138EE4 Scheda tecnica(PDF) 2 Page - Texas Instruments

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