Texas Instruments

SN74HC251PWT  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74HC251PWT Description

The SN74HC251PWT is a high-performance multiplexer integrated circuit (IC) designed for a wide range of digital signal routing applications. Manufactured by Texas Instruments, this IC is part of the 74HC series, known for its high-speed CMOS technology and robust performance. The SN74HC251PWT features a 1 x 8:1 multiplexer circuit, enabling the selection of one of eight input signals to be routed to a single output. This versatile IC operates on a single supply voltage ranging from 2V to 6V, making it suitable for various power supply configurations.

SN74HC251PWT Features

• High-Speed Performance: The SN74HC251PWT operates at high speeds, ensuring efficient signal routing and minimal propagation delay. This makes it ideal for applications requiring rapid data processing and switching.
• Low Power Consumption: With a single supply voltage range of 2V to 6V, the SN74HC251PWT offers low power consumption, making it suitable for battery-powered and energy-efficient systems.
• Robust Output Current Capability: The IC can handle output currents of up to 7.8mA for both high and low states, ensuring reliable operation even under demanding conditions.
• Surface Mount Technology (SMT): The SN74HC251PWT is available in a 16-TSSOP surface mount package, which is ideal for compact and high-density PCB designs.
• Compliance and Reliability: The SN74HC251PWT is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 1, making it suitable for a wide range of manufacturing environments.
• Independent Circuit Design: The IC features a single independent circuit, simplifying design and reducing complexity in multiplexing applications.

SN74HC251PWT Applications

The SN74HC251PWT is well-suited for a variety of applications where efficient signal routing and switching are required. Some specific use cases include:

• Data Acquisition Systems: In systems where multiple sensors or data sources need to be multiplexed to a single processing unit, the SN74HC251PWT provides a reliable and efficient solution.
• Communication Interfaces: The IC can be used in communication systems to route signals between different communication channels or protocols.
• Embedded Systems: In embedded systems where space is limited, the compact 16-TSSOP package of the SN74HC251PWT makes it an ideal choice for integrating multiplexing functionality.
• Automotive Electronics: The robustness and compliance of the SN74HC251PWT make it suitable for automotive applications where reliability and environmental standards are critical.

Conclusion of SN74HC251PWT

The SN74HC251PWT from Texas Instruments is a versatile and high-performance multiplexer IC that offers significant advantages over similar models. Its wide operating voltage range, low power consumption, and robust output current capability make it suitable for a variety of applications. The compact surface mount package and compliance with environmental standards further enhance its appeal for modern electronic designs. Whether used in data acquisition systems, communication interfaces, or embedded systems, the SN74HC251PWT provides reliable and efficient signal routing, making it a valuable component in any digital circuit design.

SN74HC251PWT Documents

Download datasheets and manufacturer documentation for SN74HC251PWT

PCN Part Status Change :

Mult Dev Status Chg 25/Apr/2023      

Datasheets :

SN54HC251, SN74HC251      

PCN Packaging :

Reels 19/Apr/2018      

PCN Design/Specification :

Design 22/Feb/2022