Texas Instruments

CD74HCT151M

CD74HCT151M Description

The CD74HCT151M from Texas Instruments is a high-speed 1 x 8:1 multiplexer IC designed for surface-mount applications in the 74HCT logic family. Operating within a 4.5V to 5.5V single-supply range, it delivers reliable performance with 4mA output current (high/low) and low power consumption, making it ideal for digital signal routing. Packaged in a 16-SOIC tube, this device is RoHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance. With Last Time Buy status, it remains a dependable choice for legacy designs requiring high-speed CMOS logic with TTL compatibility.

CD74HCT151M Features

• High-Speed Logic: Utilizes HCT technology for TTL-level input compatibility and CMOS-level output efficiency.
• Robust Output Drive: 4mA symmetrical output current ensures stable signal integrity in noisy environments.
• Wide Voltage Range: Operates at 4.5V–5.5V, suitable for 5V systems with tolerance for minor fluctuations.
• Low Power Consumption: Optimized for energy-efficient designs.
• Surface-Mount Design: 16-SOIC package saves board space and simplifies assembly.
• Reliability: MSL 1 (Unlimited) moisture sensitivity ensures long shelf life and handling ease.

CD74HCT151M Applications

• Data Routing: Ideal for digital signal multiplexing in microcontroller-based systems.
• Communication Systems: Used in serial-to-parallel conversion and channel selection for telecom hardware.
• Test Equipment: Enables signal switching in oscilloscopes and logic analyzers.
• Industrial Control: Deployed in PLC I/O expansion and sensor interfacing due to noise immunity.
• Legacy Upgrades: A cost-effective solution for retrofitting older TTL designs with modern CMOS efficiency.

Conclusion of CD74HCT151M

The CD74HCT151M stands out for its balanced performance, combining speed, power efficiency, and compatibility in a compact package. While marked for Last Time Buy, it remains a top choice for engineers needing a high-reliability multiplexer for 5V systems. Its TTL/CMOS hybrid design and 4mA drive strength make it versatile for industrial, communication, and test applications, ensuring seamless integration into demanding digital circuits.