Texas Instruments

SN74HC139PW  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74HC139PW Description

The SN74HC139PW is a high-performance decoder/demultiplexer IC designed by Texas Instruments, a leading manufacturer in the semiconductor industry. This device is part of the 74HC series, known for its robust performance and reliability in digital logic applications. The SN74HC139PW features a 1 x 2:4 decoder/demultiplexer circuit, providing two independent circuits in a single package. It operates on a single supply voltage ranging from 2V to 6V, making it versatile for various power supply configurations. The IC is available in a 16-TSSOP surface-mount package, which is ideal for compact and high-density PCB designs. The SN74HC139PW is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards.

SN74HC139PW Features

• Dual Independent Circuits: The SN74HC139PW offers two independent 1 x 2:4 decoder/demultiplexer circuits, allowing for efficient and flexible signal routing in complex digital systems.
• Wide Operating Voltage Range: With a supply voltage range of 2V to 6V, this IC can be used in a variety of applications without requiring specialized power supplies.
• High Current Capability: The device provides a current output of 5.2mA for both high and low states, ensuring robust signal integrity and compatibility with a wide range of load conditions.
• Surface-Mount Technology: The 16-TSSOP package is designed for surface-mount applications, enabling high-density PCB layouts and automated assembly processes.
• Environmental Compliance: The SN74HC139PW is REACH unaffected and RoHS3 compliant, making it suitable for environmentally conscious designs and meeting global regulatory requirements.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the IC is highly resistant to moisture, ensuring reliability in diverse environmental conditions.

SN74HC139PW Applications

The SN74HC139PW is ideal for a wide range of applications where efficient signal decoding and demultiplexing are required. Some specific use cases include:

• Digital Systems: Used in microprocessor and microcontroller systems to decode address lines and control signals, enabling efficient data routing and memory management.
• Telecommunications: In communication systems, the SN74HC139PW can be used to decode control signals and manage data paths, ensuring reliable signal transmission and reception.
• Consumer Electronics: Ideal for applications such as smart TVs, gaming consoles, and other consumer devices where compact and efficient signal processing is crucial.
• Industrial Automation: In industrial control systems, the IC can be used to decode sensor signals and control actuators, enhancing the efficiency and reliability of automated processes.

Conclusion of SN74HC139PW

The SN74HC139PW from Texas Instruments stands out as a versatile and reliable decoder/demultiplexer IC, offering dual independent circuits and a wide operating voltage range. Its high current capability and surface-mount package make it suitable for high-density PCB designs, while its environmental compliance ensures it meets global regulatory standards. With its robust performance and flexibility, the SN74HC139PW is an excellent choice for a variety of applications, from digital systems and telecommunications to consumer electronics and industrial automation.

SN74HC139PW Documents

Download datasheets and manufacturer documentation for SN74HC139PW

PCN Part Status Change :

Mult Dev Status Chg 25/Apr/2023      

Datasheets :

SN54HC139, SN74HC139      

PCN Design/Specification :

Design 22/Feb/2022