The M74HC157M1R is a high-speed CMOS Quad 2-Channel Multiplexer produced by STMicroelectronics, designed to select one of two data sources for each output. This integrated circuit (IC) is part of the HC family, which signifies a high-speed CMOS technology, ensuring low power consumption and a robust performance that is compatible with all industry standards.

Key Features

• High-Speed Operation: The M74HC157M1R is capable of operating at high speeds, which is essential for modern digital systems that require quick data processing and throughput.
• Low Power Consumption: As a CMOS device, it has the advantage of low power dissipation, making it suitable for battery-operated devices and power-sensitive applications.
• Wide Operating Voltage Range: This multiplexer can operate over a wide voltage range from 2V to 6V, providing flexibility in various system designs and ensuring compatibility with both TTL and CMOS logic levels.
• High Noise Immunity: The M74HC157M1R features a high noise immunity characteristic of CMOS devices, which is crucial for stable operation in electrically noisy environments.
• Multiple Package Options: The product is available in different package types, including the SO-16 (narrow body) package, which is suitable for space-constrained applications.

Applications

The M74HC157M1R is versatile and can be used in a wide array of applications, such as:

• Data routing and signal gating
• Digital signal processing
• Communication systems
• Control systems
• Computer peripheral switching

Product Specifications

The M74HC157M1R offers the following specifications:

• Logic Type: Multiplexer
• Number of Circuits: 4
• Number of Inputs: 2 per multiplexer
• Number of Outputs: 1 per multiplexer
• Output Type: Single-ended
• Propagation Delay Time: Fast propagation delay times that vary with operating voltage.
• Operating Temperature: Specified over a wide range of temperatures, typically from -55°C to +125°C.

With its robust performance and flexibility, the M74HC157M1R from STMicroelectronics is a reliable choice for designers looking to implement efficient data selection in their digital systems.