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HomeProductsIntegrated Circuits (ICs)Logic - Buffers, Drivers, Receivers, TransceiversSN74LS642DW
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SN74LS642DW - Texas Instruments

Manufacturer Part Number
SN74LS642DW
Manufacturer
Texas Instruments
Allelco Part Number
32D-SN74LS642DW
ECAD Model
Parts Description
IC TXRX INVERT 5.25V 20SOIC
Package
20-SOIC (0.295", 7.50mm Width)
Data sheet
SN54LS640-42/644-45, SN74LS640-42/644-45.pdf
SN54LS640-42/644-45, SN74LS640-42/644-45.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 7153

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Specifications

SN74LS642DW Tech Specifications
Texas Instruments - SN74LS642DW technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN74LS642DW

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 4.75V ~ 5.25V  
Supplier Device Package 20-SOIC  
Series 74LS  
Package / Case 20-SOIC (0.295", 7.50mm Width)  
Package Tube  
Output Type Open Collector  
Operating Temperature 0°C ~ 70°C (TA)  
Product Attribute Attribute Value  
Number of Elements 1  
Number of Bits per Element 8  
Mounting Type Surface Mount  
Logic Type Transceiver, Inverting  
Input Type -  
Current - Output High, Low -, 24mA  
Base Product Number 74LS642  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

SN74LS642DW

Manufacturer

Texas Instruments

Introduction

The SN74LS642DW is an 8-bit inverting transceiver with tri-state outputs. It features high-speed operation, low power consumption, and is designed for use in a variety of digital logic applications.

Product Features and Performance

8-bit inverting transceiver

Tri-state outputs

High-speed operation

Low power consumption

Wide operating voltage range of 4.75V to 5.25V

Operating temperature range of 0°C to 70°C

Product Advantages

Versatile for various digital logic applications

Efficient power management with low power consumption

Reliable performance with wide operating voltage and temperature ranges

Key Reasons to Choose This Product

High-speed operation for fast data processing

Space-saving surface mount package

Proven reliability and performance from a trusted manufacturer

Quality and Safety Features

Designed and manufactured to high quality standards

Robust packaging for protection during shipping and handling

Compatibility

Compatible with a wide range of digital logic systems

Application Areas

Suitable for use in a variety of digital logic applications, such as computer systems, industrial controls, and telecommunications equipment.

Product Lifecycle

["The SN74LS642DW is an active product, currently in production.","There are equivalent or alternative models available, such as the SN74LS645A and SN74LS646A. Customers should contact our website's sales team for more information on these options."]

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN74LS642DW

Product Attribute SN74LS642DW SN74LS642-1N SN74LS640NSR SN74LS641-1N
Part Number SN74LS642DW SN74LS642-1N SN74LS640NSR SN74LS641-1N
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Mounting Type Surface Mount Through Hole Surface Mount Through Hole
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Number of Elements 1 1 1 1
Input Type - - - -
Base Product Number 74LS642 74LS642 74LS640 74LS641
Series 74LS 74LS 74LS 74LS
Voltage - Supply 4.75V ~ 5.25V 4.75V ~ 5.25V 4.75V ~ 5.25V 4.75V ~ 5.25V
Package / Case 20-SOIC (0.295", 7.50mm Width) 20-DIP (0.300', 7.62mm) 20-SOIC (0.209", 5.30mm Width) 20-DIP (0.300", 7.62mm)
Supplier Device Package 20-SOIC 20-PDIP 20-SO 20-PDIP
Number of Bits per Element 8 8 8 8
Logic Type Transceiver, Inverting Transceiver, Inverting Transceiver, Inverting Transceiver, Non-Inverting
Current - Output High, Low -, 24mA -, 48mA 15mA, 24mA -, 48mA
Package Tube Tube Tape & Reel (TR) Tube
Output Type Open Collector Open Collector 3-State Open Collector

SN74LS642DW Datasheet PDF

Download SN74LS642DW pdf datasheets and Texas Instruments documentation for SN74LS642DW - Texas Instruments.

Datasheets
SN54LS640-42/644-45, SN74LS640-42/644-45.pdf
HTML Datasheet
SN54LS640-42/644-45, SN74LS640-42/644-45.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SN74LS642DW

Texas Instruments
32D-SN74LS642DW

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