Texas Instruments

SN74AHCT139PW  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74AHCT139PW Description

The SN74AHCT139PW is a high-performance decoder/demultiplexer integrated circuit (IC) designed by Texas Instruments. This IC is part of the 74AHCT series and is housed in a 16-TSSOP package, making it suitable for surface-mount applications. The SN74AHCT139PW features two independent 1 x 2:4 decoder/demultiplexer circuits, providing versatile signal routing and decoding capabilities. It operates on a single supply voltage ranging from 4.5V to 5.5V, ensuring compatibility with a wide range of digital systems. The IC is designed to offer robust performance with an output current capability of 8mA for both high and low states, making it suitable for driving various types of digital loads.

SN74AHCT139PW Features

• Dual Independent Circuits: The SN74AHCT139PW includes two independent 1 x 2:4 decoder/demultiplexer circuits, allowing for efficient signal routing and decoding in complex digital systems.
• Single Supply Operation: The IC operates on a single supply voltage between 4.5V and 5.5V, simplifying power supply requirements and enhancing system design flexibility.
• High Output Current Capability: With an output current capability of 8mA for both high and low states, the SN74AHCT139PW can drive a variety of digital loads, ensuring reliable signal transmission.
• Surface-Mount Technology (SMT): The 16-TSSOP package is designed for surface-mount applications, providing a compact and reliable solution for modern electronic designs.
• Compliance and Safety: The SN74AHCT139PW is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1 (unlimited), making it suitable for a wide range of manufacturing environments.
• Product Status: Currently in the "Last Time Buy" status, this IC offers a final opportunity for designers to integrate this reliable and versatile component into their systems.

SN74AHCT139PW Applications

The SN74AHCT139PW is ideal for a variety of applications where efficient signal decoding and demultiplexing are required. Some specific use cases include:

• Digital Signal Processing: In systems where multiple digital signals need to be routed to different destinations based on control inputs, the SN74AHCT139PW provides a compact and efficient solution.
• Microcontroller Interfaces: The IC can be used to expand the I/O capabilities of microcontrollers by decoding address lines and enabling access to multiple memory or peripheral devices.
• Communication Systems: In communication systems, the SN74AHCT139PW can be used to route data signals to different channels or devices, enhancing the flexibility and functionality of the system.
• Industrial Automation: For industrial applications requiring precise control and signal routing, the SN74AHCT139PW offers a reliable and high-performance solution.

Conclusion of SN74AHCT139PW

The SN74AHCT139PW from Texas Instruments is a versatile and high-performance decoder/demultiplexer IC that offers significant advantages over similar models. Its dual independent circuits, single supply operation, and high output current capability make it an ideal choice for a wide range of digital systems. The compact 16-TSSOP package and surface-mount technology ensure ease of integration into modern electronic designs. With its compliance to environmental and safety standards, the SN74AHCT139PW is a reliable and future-proof solution for designers looking to enhance the functionality and reliability of their digital systems.

SN74AHCT139PW Documents

Download datasheets and manufacturer documentation for SN74AHCT139PW

Datasheets :

SN54/74AHCT139      

PCN Obsolescence/ EOL :

Mult Dev EOL 30/Aug/2023      

HTML Datasheet :

SN54/74AHCT139      

PCN Design/Specification :

Design 22/Feb/2022