Texas Instruments

CD74HC251E

CD74HC251E Description

The CD74HC251E is a high-performance multiplexer integrated circuit (IC) designed by Texas Instruments, a leading manufacturer in the semiconductor industry. This IC is part of the 74HC series, known for its reliability and versatility in digital logic applications. The CD74HC251E features a single 1 x 8:1 multiplexer circuit, allowing it to select one of eight input signals and route it to a single output. This functionality is essential in applications requiring signal switching and data routing.

The CD74HC251E operates on a single supply voltage ranging from 2V to 6V, making it suitable for a wide range of power supply configurations. It is available in a through-hole mounting type, which is ideal for applications where robust physical connections are required. The IC is housed in a tube package, ensuring easy handling and storage.

CD74HC251E Features

• Single 1 x 8:1 Multiplexer Circuit: The CD74HC251E provides a single multiplexer circuit that can select one of eight input signals and route it to a single output. This feature is crucial for applications requiring efficient signal switching.
• Wide Operating Voltage Range: The IC operates on a single supply voltage ranging from 2V to 6V, offering flexibility in power supply configurations.
• Through-Hole Mounting: The through-hole mounting type ensures robust physical connections, making it suitable for applications where mechanical stability is critical.
• High Output Current Capability: The CD74HC251E can source and sink up to 5.2mA, providing sufficient current for driving various loads.
• Compliance and Standards: The IC is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also carries an ECCN classification of EAR99, indicating compliance with export regulations.
• Active Product Status: The CD74HC251E is an active product, ensuring continued availability and support from Texas Instruments.

CD74HC251E Applications

The CD74HC251E is ideal for a variety of applications where signal switching and data routing are required. Some specific use cases include:

• Data Acquisition Systems: The multiplexer functionality allows for efficient data routing in systems where multiple sensors or data sources need to be connected to a single processing unit.
• Communication Systems: In communication systems, the CD74HC251E can be used to switch between different communication channels or data streams.
• Automotive Electronics: The robust through-hole mounting and wide operating voltage range make it suitable for automotive applications where reliability and stability are paramount.
• Industrial Control Systems: The IC can be used in industrial control systems for signal switching and routing in environments with varying power supply conditions.

Conclusion of CD74HC251E

The CD74HC251E from Texas Instruments is a versatile and reliable multiplexer IC that offers a wide range of technical specifications and performance benefits. Its single 1 x 8:1 multiplexer circuit, wide operating voltage range, and robust through-hole mounting make it suitable for a variety of applications, from data acquisition systems to automotive electronics. The IC's compliance with environmental and safety standards, along with its active product status, ensures that it remains a reliable choice for engineers and designers in the electronics industry.