Texas Instruments

SN74HC157PW  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74HC157PW Description

The SN74HC157PW from Texas Instruments is a high-performance 4-channel 2:1 multiplexer integrated circuit (IC) designed for surface-mount applications. Part of the 74HC series, this device operates within a 2V to 6V supply voltage range, making it compatible with a wide array of digital systems. It features independent circuits with a single supply voltage source, ensuring reliable performance in multiplexing applications. Packaged in a 16-pin TSSOP (Tube), the SN74HC157PW is RoHS3 compliant and adheres to REACH unaffected environmental standards, making it suitable for modern electronics manufacturing.

SN74HC157PW Features

• 4 x 2:1 Multiplexer Configuration: Enables efficient data selection and routing across multiple input channels.
• Wide Operating Voltage (2V–6V): Supports compatibility with both 3.3V and 5V logic systems.
• High Output Drive (7.8mA): Capable of sourcing/sinking 7.8mA, ensuring robust signal integrity.
• Low Power Consumption: Optimized for energy-efficient designs.
• Moisture Sensitivity Level (MSL 1): Suitable for extended storage and handling without special precautions.
• Surface-Mount (TSSOP-16) Package: Ideal for space-constrained PCB designs.
• Industrial-Grade Reliability: Meets stringent Texas Instruments quality standards.

SN74HC157PW Applications

The SN74HC157PW excels in applications requiring data selection, signal routing, and bus management, including:

• Digital Signal Processing (DSP) Systems: Efficiently manages multiple data streams.
• Microcontroller/Microprocessor Interfaces: Simplifies I/O expansion and peripheral selection.
• Communication Equipment: Used in multiplexing/demultiplexing tasks in telecom and networking hardware.
• Automotive Electronics: Suitable for infotainment and control modules due to its wide voltage tolerance.
• Industrial Automation: Enhances logic control and sensor interfacing in PLCs and robotics.

Conclusion of SN74HC157PW

The SN74HC157PW stands out as a versatile, high-performance multiplexer with broad voltage support, strong output drive, and compact packaging. Its low power consumption, reliability, and ease of integration make it an excellent choice for digital logic designs, embedded systems, and communication infrastructure. Engineers favor this IC for its balance of performance, cost-effectiveness, and compliance with environmental regulations, ensuring long-term viability in demanding applications.

SN74HC157PW Documents

Download datasheets and manufacturer documentation for SN74HC157PW

PCN Part Status Change :

Mult Dev Status Chg 25/Apr/2023      

Datasheets :

SN54HC157, SN74HC157      

PCN Packaging :

Reels 19/Apr/2018       Reel 10/Jul/2018      

PCN Design/Specification :

Design 22/Feb/2022