74AC11258

QUADRUPLE 2LINE TO 1LINE DATA SELECTOR/MULTIPLEXER

WITH 3STATE OUTPUTS

SCAS063A − D3257, JANUARY 1989 − REVISED APRIL 1993

POST OFFICE BOX 655303

POST OFFICE BOX 1443

Copyright

1

System Bus

PCB Layout

Minimize High-Speed Switching Noise

CMOS) 1-

mm Process

at 125

°C

Sources in High-Performance Systems

Outline Packages, and Standard Plastic

300-mil DIPs

description

This device is designed to multiplex signals from

4-bit data sources to 4-output data lines in

bus-organized systems. The 3-state outputs will

not load the data lines when the output control pin

(G) is at a high logic level.

The 74AC11258 is characterized for operation

from − 40

°C to 85°C.

FUNCTION TABLE

INPUTS

OUTPUT

CONTROL

SELECT

DATA

OUTPUT

Y

CONTROL

G

SELECT

A/B

A

B

Y

H

X

X

X

Z

L

L

L

XH

L

L

H

XL

L

H

X

LH

L

H

X

H

L

DW OR N PACKAGE

(TOP VIEW)

† This symbol is in accordance with ANSI/IEEE Std 91-1984 and

IEC Publication 617-12.

1

2

3

4

5

6

7

8

9

10

20

19

18

17

16

15

14

13

12

11

A/B

1Y

2Y

GND

GND

GND

GND

3Y

4Y

G

1A

1B

2A

2B

3A

3B

4A

4B

4Y

3Y

2Y

1Y

EN

G1

1

MUX

4B

4A

3B

3A

2B

2A

1B

1A

10

1

20

19

18

17

14

13

12

11

9

8

3

2

G

A/B

1

EPIC is a trademark of Texas Instruments Incorporated.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of Texas Instruments

standard warranty. Production processing does not necessarily include

testing of all parameters.