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SN74ALS644A-1DW

Texas Instruments

SN74ALS644A-1DW by Texas Instruments

SN74ALS644A-1DW by Texas Instruments is an 8-bit bus driver with a propagation delay of 35ns at 5V. It features open-collector output, bidirectional count direction, and common control. Ideal for applications requiring fast signal transmission in commercial temperature environments.

Median Price

$1.863

Lifecycle Status

Suppliers In-Stock

5

In-Stock Inventory

1k+

Distributors (Authorized)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Rochester

USA . 298 parts In-Stock

1+ parts

-

100+ parts

$1.660

1k+ parts

$1.490

10k+ parts

$1.400

298

-

$1.660

$1.490

$1.400

DigiKey

USA . 298 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$2.190

10k+ parts

-

298

-

-

$2.190

-

Verical

USA . 298 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

$1.863

10k+ parts

$1.750

298

-

-

$1.863

$1.750

Distributors (In-Stock)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Digiode

USA . 656 parts In-Stock

1+ parts

$1.748

100+ parts

-

1k+ parts

-

10k+ parts

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656

$1.748

-

-

-

Vyrian

USA . 8,454 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

8,454

-

-

-

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Distributors (Availability)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Corphita

USA . 982 parts In-Stock

1+ parts

$1.656

100+ parts

-

1k+ parts

-

10k+ parts

-

982

$1.656

-

-

-

Parana Technologies

USA . 174 parts In-Stock

1+ parts

$9.820

100+ parts

-

1k+ parts

$10.389

10k+ parts

-

174

$9.820

-

$10.389

-

Andel Nordic

Denmark . 3,892 parts In-Stock

1+ parts

$10.683

100+ parts

-

1k+ parts

$10.255

10k+ parts

$10.255

3,892

$10.683

-

$10.255

$10.255

ChromeModa Solutions

Germany . 3,423 parts In-Stock

1+ parts

$11.034

100+ parts

$9.048

1k+ parts

-

10k+ parts

-

3,423

$11.034

$9.048

-

-

IDEA Electronic Components Group

UK . 2,361 parts In-Stock

1+ parts

$11.034

100+ parts

$10.482

1k+ parts

$9.931

10k+ parts

-

2,361

$11.034

$10.482

$9.931

-

QUARKTWIN TECHNOLOGY LTD

USA . 9,683 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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9,683

-

-

-

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DigiPath Technology Company

USA . 2,012 parts In-Stock

1+ parts

-

100+ parts

$9.948

1k+ parts

-

10k+ parts

-

2,012

-

$9.948

-

-

Overview

Enhance your electronic projects with the SN74ALS644A-1DW by Texas Instruments, a top-quality bus driver and transceiver designed to meet your connectivity needs. With a durable plastic/epoxy package and quick propagation delay, this product delivers reliable performance in a compact small outline style. Perfect for bidirectional applications, this device features open-collector output characteristics and true output polarity for seamless integration into your designs. Trust in Texas Instruments to provide cutting-edge technology that ensures optimal functionality and efficiency for all your projects. Elevate your circuits with the SN74ALS644A-1DW and experience the difference today!

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

Plastic/Epoxy material makes the package durable and resistant to damage, ensuring a longer lifespan for the product.

Propagation Delay At Nominal Supply: 35 ns

Low propagation delay ensures fast data transmission, making this product suitable for high-speed communication applications.

Surface Mount: YES

Surface mount capability allows for easy and efficient installation on circuit boards, saving assembly time and space.

Nominal Supply Voltage / Vsup (V): 5

Operating at a common 5V supply voltage simplifies integration with other components and systems.

Output Characteristics: OPEN-COLLECTOR

Open-collector output allows for versatile interfacing with different types of loads, increasing compatibility and flexibility.

Technology: TTL

TTL technology offers reliable and consistent performance, ensuring accurate data transmission and communication.

Technical Specifications

Bus Driver & Transceivers SN74ALS644A-1DW attributes and parameters. Explore more Bus Driver & Transceivers devices from Texas Instruments

Specs

Additional Features:

WITH DIRECTION CONTROL

Control Type:

COMMON CONTROL

Count Direction:

BIDIRECTIONAL

Family:

ALS

JESD-30 Code:

R-PDSO-G20

Length:

12.8 mm

Load Capacitance (CL):

50 pF

Logic IC Type:

Maximum I (ol):

48 Amp

No. of Bits:

8

No. of Functions:

1

No. of Ports:

2

No. of Terminals:

20

Maximum Operating Temperature:

70 Cel

Minimum Operating Temperature:

0 Cel

Output Characteristics:

OPEN-COLLECTOR

Output Polarity:

TRUE

Package Body Material:

PLASTIC/EPOXY

Package Code:

SOP

Package Equivalence Code:

SOP20,.4

Package Shape:

Package Style (Meter):

SMALL OUTLINE

Peak Reflow Temperature (C):

NOT SPECIFIED

Power Supplies (V):

5

Maximum Power Supply Current (ICC):

40 mA

Propagation Delay At Nominal Supply:

35 ns

Propagation Delay (tpd):

22 ns

Qualification:

Not Qualified

Maximum Seated Height:

2.65 mm

Sub-Category:

Bus Driver/Transceivers

Maximum Supply Voltage (Vsup):

5.5 V

Minimum Supply Voltage (Vsup):

4.5 V

Nominal Supply Voltage / Vsup (V):

5

Surface Mount:

YES

Technology:

TTL

Temperature Grade:

Terminal Form:

Terminal Pitch:

1.27 mm

Terminal Position:

DUAL

Maximum Time At Peak Reflow Temperature (s):

NOT SPECIFIED

Translation:

N/A

Width:

7.5 mm

Trade Compliance

SN74ALS644A-1DW Logic ICs trade compliance attributes, and parameters.

HTS

8542.39.00.01

SB

8542.39.00.00

Manufacturer Highlights

Texas Instruments

Texas Instruments Inc. (TI) is one of the world's leading semiconductor companies and a global leader in analog and digital signal processing technology. The company has had a major impact on the electronics industry for over 80 years, manufacturing integrated circuits (ICs), software and subsystems that leverage high-performance computing capabilities. It offers an extensive portfolio of solutions for a wide range of industries, from aerospace to medical devices and consumer products to communication systems. Over its long history, TI has become synonymous with quality, reliability and innovation. Today, TI is one of the largest semiconductor companies in the world with operations in more than 30 countries across six continents.

The material and information contained is this video is for educational and general information purposes. All rights remain with respective rightsholders. Fair Use Statement

Management team

President, CEO

Haviv Ilan

Chairman

Richard K. Templeton

Senior VP, CFO

Rafael R. Lizardi

Manufacturer fab locations 15

Fab name Location Fab Initiation Wafer Capacity

M - Fab

Fabrication

Fab Initiation

1997

USA

South Portland

Wafer Capacity

32,000

1997

32,000

D - FAB

Fabrication

Fab Initiation

1966

USA

Dallas

Wafer Capacity

42,000

1966

42,000

D MOS - 6

Fabrication

Fab Initiation

2002

USA

Dallas

Wafer Capacity

25,000

2002

25,000

D MOS - 5

Fabrication

Fab Initiation

1995

USA

Dallas

Wafer Capacity

75,000

1995

75,000

Miho - 8

Fabrication

Fab Initiation

1980

Japan

Inashiki

Wafer Capacity

43,000

1980

43,000

S FAB 1

Fabrication

Fab Initiation

1966

USA

Sherman

Wafer Capacity

91,000

1966

91,000

F - FAB

Fabrication

Fab Initiation

2001

Germany

Freising

Wafer Capacity

37,000

2001

37,000

R Fab 1

Fabrication

Fab Initiation

2010

USA

Richardson

Wafer Capacity

40,000

2010

40,000

D HC Line

Fabrication

Fab Initiation

1999

USA

Dallas

Wafer Capacity

2,000

1999

2,000

JV3

Fabrication

Fab Initiation

2001

Japan

Aizu Wakamatsu

Wafer Capacity

45,000

2001

45,000

C - FAB

Fabrication

Fab Initiation

2007

China

Chengdu

Wafer Capacity

30,000

2007

30,000

L - Fab

Fabrication

Fab Initiation

2015

USA

Lehi

Wafer Capacity

70,000

2015

70,000

R - Fab 2

Fabrication

Fab Initiation

2022

USA

Richardson

Wafer Capacity

2022

S - FAB 2

Fabrication

Fab Initiation

2025

USA

Sherman

Wafer Capacity

2025

S - FAB 3

Fabrication

Fab Initiation

2028

USA

Sherman

Wafer Capacity

2028

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