CD74HCT139E - Harris Corporation

Manufacturer Part Number

CD74HCT139E

Manufacturer

Texas Instruments

Introduction

High-speed CMOS Logic Dual 2-to-4 Line Decoder/Demultiplexer

Product Features and Performance

High-speed CMOS technology

Optimal for high-speed decoding and demultiplexing applications

Two independent 2-to-4 decoders

Standard 16-DIP package for through-hole mounting

Product Advantages

Low power consumption

Compatible with LS TTL outputs

Balanced propagation delays

Industry-standard design for easy retrofitting

Key Technical Parameters

2 Independent circuits

Circuit configuration: 1 x 2:4

Current - Output High, Low: 4mA each

Single supply voltage range: 4.5V to 5.5V

Operating temperature range: -55°C to 125°C

Quality and Safety Features

Lead-free and RoHS compliant

High noise immunity

Compatibility

Direct replacement for other 74HCT139 devices

Compatible with TTL logic levels

Suitable for use with 5V microcontrollers and digital systems

Application Areas

Digital computers

Control systems

Communication systems

Portable equipment

Product Lifecycle

Active status, not nearing discontinuation

Replacements and upgrades available in 74HCT product range

Several Key Reasons to Choose This Product

Wide operating temperature range suitable for industrial applications

Low output current for minimal power dissipation

High noise immunity for reliable operation in electrically noisy environments

Simple integration with existing 5-volt systems

Availability of multiple independent circuits reduces components and board space

Industry-standard pinout simplifies design-in process

Long product lifecycle ensures long-term availability for new designs and maintenance