74ACT11240

OCTAL BUFFER/LINE DRIVER

WITH 3-STATE OUTPUTS

SCAS210A − MAY 1987 − REVISED APRIL 1996

1

POST OFFICE BOX 655303

PCB Layout

Minimize High-Speed Switching Noise

CMOS) 1-

mm Process

125

°C

Small-Outline (DW) and Shrink

Small-Outline (DB) Packages, and Standard

Plastic 300-mil DIPs (NT)

description

This octal buffer or line driver is designed specifically to improve both the performance and density of 3-state

memory address drivers, clock drivers, and bus-oriented receivers and transmitters. This device provides

inverting outputs and symmetrical active-low output-enable (OE) inputs. This device features high fan-out and

improved fan-in.

The 74ACT11240 is characterized for operation from −40

°C to 85°C.

FUNCTION TABLE

(each buffer)

INPUTS

OUTPUT

OE

A

OUTPUT

Y

L

H

L

L

LH

H

X

Z

2A4

2A3

2A2

2A1

2OE

1A4

1A3

1A2

1A1

1OE

2Y4

2Y3

2Y2

2Y1

1Y4

1Y3

1Y2

1Y1

12

11

10

9

4

3

2

1

14

15

16

17

13

EN

20

21

22

23

24

EN

1

1

Copyright

© 1996, 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.

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

EPIC is a trademark of Texas Instruments Incorporated.

1

2

3

4

5

6

7

8

9

10

11

12

24

23

22

21

20

19

18

17

16

15

14

13

1Y1

1Y2

1Y3

1Y4

GND

GND

GND

GND

2Y1

2Y2

2Y3

2Y4

1OE

1A1

1A2

1A3

1A4

2A1

2A2

2A3

2A4

2OE

DB, DW, OR NT PACKAGE

(TOP VIEW)