onsemi

74AC157SCX

74AC157SCX Description

The 74AC157SCX is a multiplexer IC designed for high-performance applications. Manufactured by onsemi, this logic IC chip belongs to the 74AC series and features a 4 x 2:1 multiplexing configuration. It is designed for surface mount applications and is housed in a 16SOIC package, making it suitable for compact and space-efficient designs. The 74AC157SCX operates on a single supply voltage ranging from 2V to 6V, providing flexibility in power supply requirements. This IC is capable of delivering high current outputs, with both high and low outputs rated at 24mA. The device is REACH unaffected and has an ECCN classification of EAR99. It is also moisture sensitivity level 1 (unlimited), ensuring robustness in various environmental conditions. The 74AC157SCX is available in a tape & reel (TR) package, facilitating automated assembly processes.

74AC157SCX Features

• Multiplexing Capability: The 74AC157SCX features a 4 x 2:1 multiplexing circuit, allowing for efficient data routing and selection between multiple input signals.
• Wide Operating Voltage Range: With a supply voltage range of 2V to 6V, the 74AC157SCX offers flexibility in power supply options, making it suitable for a variety of applications.
• High Current Output: The IC supports high current outputs of 24mA for both high and low states, ensuring robust signal integrity and compatibility with various load conditions.
• Surface Mount Compatibility: The 16SOIC package is designed for surface mount technology, enabling compact and efficient PCB layouts.
• Moisture Sensitivity Level 1: The 74AC157SCX is rated for unlimited moisture sensitivity, ensuring reliability and durability in diverse environmental conditions.
• REACH Compliance: The device is REACH unaffected, ensuring compliance with environmental and safety regulations.
• Single Supply Operation: The single supply voltage design simplifies power management and reduces the complexity of power supply circuits.

74AC157SCX Applications

The 74AC157SCX is ideal for applications requiring efficient data routing and signal selection. Its high current output and wide operating voltage range make it suitable for a variety of electronic systems. Specific use cases include:

• Data Multiplexing: Ideal for applications where multiple data sources need to be selectively routed to a single output, such as in communication systems or data processing units.
• Signal Routing: Useful in systems where signal paths need to be dynamically controlled, such as in test and measurement equipment or automated control systems.
• Embedded Systems: Suitable for embedded applications where compact size and high performance are critical, such as in IoT devices or microcontroller-based systems.
• Automotive Electronics: The robustness and wide operating voltage range make it suitable for automotive applications where reliability and flexibility are essential.

Conclusion of 74AC157SCX

The 74AC157SCX is a versatile multiplexer IC that offers high performance and reliability in a compact surface mount package. Its wide operating voltage range, high current output, and moisture sensitivity level 1 rating make it suitable for a variety of applications, from data routing to signal processing. The device's REACH compliance and single supply operation further enhance its appeal for modern electronic designs. While the 74AC157SCX is marked as obsolete, its technical specifications and performance benefits continue to make it a valuable component for legacy systems and specific applications where its unique features are required.