Texas Instruments

SN74AHCT157N  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74AHCT157N Description

The SN74AHCT157N is a high-performance multiplexer IC designed by Texas Instruments, part of the 74AHCT series. This logic IC chip features a 4 x 2:1 multiplexer circuit, providing a compact and efficient solution for signal routing and selection in various electronic systems. The device is housed in a through-hole package, making it suitable for applications requiring robust mechanical stability and ease of integration into printed circuit boards (PCBs).

SN74AHCT157N Features

• Circuit Configuration: The SN74AHCT157N includes four independent 2:1 multiplexers, allowing for the selection of one of two input signals for each multiplexer based on a control input.
• Single Supply Operation: It operates from a single supply voltage ranging from 4.5V to 5.5V, simplifying power supply design and reducing the need for multiple voltage sources.
• High Current Capability: The IC can source and sink up to 8mA of current per output, ensuring reliable operation even with moderate loads.
• Compliance and Standards: The SN74AHCT157N is REACH unaffected and ROHS3 compliant, meeting stringent environmental and safety standards. It is also classified under ECCN EAR99 and HTSUS code 8542.39.0001.
• Packaging: Available in a tube package, this format ensures the ICs are protected during handling and storage, reducing the risk of damage.
• Moisture Sensitivity: The device is not moisture sensitive, eliminating the need for special handling procedures in humid environments.

SN74AHCT157N Applications

The SN74AHCT157N is ideal for a wide range of applications where signal selection and routing are critical. Some specific use cases include:

• Digital Signal Processing: In systems where multiple digital signals need to be selected and routed to a single output, such as in microcontroller interfaces or digital communication systems.
• Automotive Electronics: Used in control units and sensor interfaces where reliable signal switching is required.
• Industrial Automation: Ins PLC (Programmable Logic Controllers) and other industrial control systems where multiple input signals need to be managed efficiently.
• Telecommunications: For signal routing in telecommunication equipment, ensuring high reliability and performance.

Conclusion of SN74AHCT157N

The SN74AHCT157N from Texas Instruments is a versatile and reliable multiplexer IC, offering significant advantages over similar models. Its robust single supply operation, high current capability, and compliance with environmental standards make it an excellent choice for a variety of applications. Whether used in digital signal processing, automotive electronics, industrial automation, or telecommunications, the SN74AHCT157N provides a compact and efficient solution for signal routing and selection.

SN74AHCT157N Documents

Download datasheets and manufacturer documentation for SN74AHCT157N

Datasheets :

SN54/74AHCT157      

HTML Datasheet :

SN54/74AHCT157      

PCN Design/Specification :

Copper Bond Wire Revision A 04/Dec/2013