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74ACT258SC

74ACT258SC Description

The 74ACT258SC is a multiplexer integrated circuit (IC) from the 74ACT series, manufactured by Fairchild Semiconductor (now part of onsemi). This device is designed to provide a high-performance solution for selecting one of four input signals and routing it to a single output. The 74ACT258SC features a 4 x 2:1 multiplexing capability, allowing it to handle multiple data inputs efficiently. It operates on a single supply voltage ranging from 4.5V to 5.5V, ensuring compatibility with a wide range of power sources. The IC is packaged in a surface-mount 16SOIC format, making it suitable for compact and high-density PCB designs. Despite its obsolete status, the 74ACT258SC remains a reliable choice for applications requiring robust multiplexing functionality.

74ACT258SC Features

• High-Speed Performance: The 74ACT258SC offers fast switching times, enabling it to handle high-frequency signals with minimal latency. This makes it ideal for applications where rapid data selection and routing are critical.
• High Current Capability: With an output current capacity of 24mA for both high and low states, the 74ACT258SC can drive various loads without the need for additional buffering components.
• Single Supply Operation: The ability to operate on a single supply voltage simplifies power management and reduces the complexity of the power supply design.
• Surface Mount Packaging: The 16SOIC package is ideal for surface-mount technology (SMT) applications, allowing for higher component density and improved reliability in modern electronic designs.
• ROHS3 Compliant: The 74ACT258SC meets the stringent environmental standards of ROHS3, ensuring that it is free from harmful substances and suitable for environmentally conscious applications.
• Independent Circuits: The device features one independent circuit, providing a straightforward and efficient multiplexing solution without unnecessary complexity.

74ACT258SC Applications

The 74ACT258SC is well-suited for a variety of applications where efficient signal routing and selection are required. Some specific use cases include:

• Data Acquisition Systems: In systems where multiple sensors or data sources need to be multiplexed to a single processing unit, the 74ACT258SC provides a reliable and efficient solution.
• Telecommunications: For routing and selecting different communication channels, the high-speed and high-current capabilities of the 74ACT258SC make it an excellent choice.
• Automotive Electronics: In automotive applications, the 74ACT258SC can be used for multiplexing signals from various sensors and control units, contributing to the overall efficiency and reliability of the vehicle's electronic systems.
• Industrial Control Systems: The robustness and high-performance characteristics of the 74ACT258SC make it suitable for industrial environments where reliability and efficiency are paramount.

Conclusion of 74ACT258SC

The 74ACT258SC is a versatile and high-performance multiplexer IC that offers significant advantages over similar models. Its high-speed operation, high current capability, and single supply operation make it an ideal choice for a wide range of applications. Despite its obsolete status, the 74ACT258SC remains a reliable and efficient solution for signal routing and selection in modern electronic designs. Its surface-mount packaging and ROHS3 compliance further enhance its suitability for contemporary applications, ensuring that it continues to meet the needs of the electronics industry.