SN74LS256D datasheet(2/6 Pages) MOTOROLA

Part #	SN74LS256D

Description	DUAL 4-BIT ADDRESSABLE LATCH

Download	6 Pages

Scroll/Zoom	100%

Manufacturer	MOTOROLA [Motorola, Inc]

Direct Link	http://www.freescale.com

Logo

2 / 6 page

5-422

FAST AND LS TTL DATA

SN54/74LS256

LOGIC DIAGRAM

E

Da

A0

A1

CL

Db

Q0a

Q1a

Q2a

Q3a

Q0b

Q1b

Q2b

Q3b

14

1

2

6

7

3

4

5

9

11

12

10

13

15

VCC = PIN 16

GND = PIN 8

= PIN NUMBERS

TRUTH TABLE

CL

E

D

A0

A1

Q0

Q1

Q2

Q3

MODE

L

H

X

L

Clear

L

Demultiplex

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

L

H

X

QN–1

Memory

H

L

QN–1

Addressable

H

L

H

L

H

QN–1

Latch

H

L

H

L

QN–1

L

QN–1

H

L

H

L

QN–1

H

QN–1

H

L

H

QN–1

L

QN–1

H

L

H

L

H

QN–1

H

QN–1

H

L

H

QN–1

L

H

L

H

QN–1

H

H = HIGH Voltage Level

L = LOW Voltage Level

X = Immaterial

MODE SELECTION

E

CL

MODE

L

H

Addressable Latch

H

Memory

L

Dual 4-Channel Demultiplexer

H

L

Clear

Similar Part No. - SN74LS256D

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	SN74LS251	125Kb / 8P	LOW POWER SCHOTTKY December, 1999 ??Rev. 6
Texas Instruments	SN74LS251	312Kb / 9P	[Old version datasheet] DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS
	SN74LS251	1Mb / 22P	[Old version datasheet] DATA SELESTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS
	SN74LS251	1Mb / 22P	[Old version datasheet] DATA SELECTOR/MULTIPLEXERS WITH 3-STATE OUTPUTS
ON Semiconductor	SN74LS251D	125Kb / 8P	LOW POWER SCHOTTKY December, 1999 ??Rev. 6

More results

Similar Description - SN74LS256D

Manufacturer	Part #	Datasheet	Description
National Semiconductor ...	54LS256	127Kb / 6P	Dual 4-Bit Addressable Latch
National Semiconductor ...	CD4723BM	146Kb / 8P	Dual 4-Bit, 8-Bit Addressable Latch
NXP Semiconductors	74F256	104Kb / 12P	Dual addressable latch 1988 Nov 29
Hitachi Semiconductor	HD74AC259	69Kb / 11P	8-bit Addressable Latch
Fairchild Semiconductor	DM9334	65Kb / 5P	8-Bit Addressable Latch
STMicroelectronics	HCC4724B	302Kb / 14P	8 BIT ADDRESSABLE LATCH
ON Semiconductor	MC74AC259	96Kb / 9P	8-Bit Addressable Latch March, 2015 ??Rev. 7
Texas Instruments	NTE4099B	976Kb / 16P	[Old version datasheet] 8-Bit Addressable Latch
Toshiba Semiconductor	TC40H259P	230Kb / 5P	8-BIT ADDRESSABLE LATCH
NXP Semiconductors	74HC259	134Kb / 21P	8-bit addressable latch Rev. 04-25 February 2009

More results

SN74LS256D Datasheet(PDF) 2 Page - Motorola, Inc

SN74LS256D Datasheet(HTML) 2 Page - Motorola, Inc

Similar Part No. - SN74LS256D

Similar Description - SN74LS256D

Html Pages

1 2 3 4 5 6

Datasheet Download

Link URL