STMicroelectronics

M74HC251TTR

M74HC251TTR Description

The M74HC251TTR is a high-performance multiplexer integrated circuit (IC) designed by STMicroelectronics. This 1 x 8:1 multiplexer is part of the renowned 74HC series, known for its robustness and reliability in digital logic applications. The M74HC251TTR features a single supply voltage range of 2V to 6V, making it versatile for various power supply configurations. It is housed in a 16TSSOP package, which is suitable for surface mount applications, ensuring compact and efficient integration into modern electronic designs.

M74HC251TTR Features

• Single Supply Voltage: Operates within a wide voltage range of 2V to 6V, providing flexibility in power supply requirements.
• High Current Capability: Capable of sourcing and sinking up to 5.2mA, ensuring robust performance in demanding applications.
• Surface Mount Technology: The 16TSSOP package is designed for surface mount applications, facilitating efficient and compact PCB layouts.
• Moisture Sensitivity Level: MSL 1 (Unlimited), indicating high resistance to moisture, which is crucial for reliability in various environmental conditions.
• Compliance: The M74HC251TTR is REACH Unaffected and ROHS3 Compliant, ensuring it meets stringent environmental and safety standards.
• Tape & Reel Packaging: Available in tape and reel (TR) packaging, which is ideal for automated assembly processes and bulk handling.

M74HC251TTR Applications

The M74HC251TTR is ideal for applications requiring efficient data routing and selection. Its 1 x 8:1 multiplexing capability allows for the selection of one input from eight possible sources, making it a versatile component in digital signal processing and control systems. Specific use cases include:

• Data Acquisition Systems: Efficiently routing analog or digital signals from multiple sensors to a single processing unit.
• Communication Systems: Multiplexing data streams in communication protocols to reduce the number of required transmission lines.
• Automotive Electronics: Managing multiple inputs in automotive control units, such as sensor data and control signals.
• Industrial Automation: Simplifying complex control systems by consolidating multiple inputs into a single output.

Conclusion of M74HC251TTR

The M74HC251TTR is a reliable and versatile multiplexer IC that offers significant advantages in digital logic applications. Its wide voltage range, high current capability, and surface mount package make it an ideal choice for modern electronic designs. Despite being marked as obsolete, the M74HC251TTR remains a valuable component for applications requiring efficient and reliable signal routing. Its compliance with environmental and safety standards ensures its suitability for a wide range of industries.