Texas Instruments

SN74ALS258AD

SN74ALS258AD Description

The SN74ALS258AD is a 4 x 2:1 multiplexer integrated circuit (IC) designed for high-speed switching applications. Manufactured by Texas Instruments, this IC is part of the 74ALS series, known for its robust performance and reliability. The SN74ALS258AD operates within a voltage supply range of 4.5V to 5.5V and is designed for single supply operation, making it suitable for a variety of electronic systems. It features a single independent circuit and is available in a surface mount package, specifically the 16SOIC format. The operating temperature range is from 0°C to 70°C, ensuring stable performance in typical industrial and commercial environments. This IC is RoHS3 compliant and REACH unaffected, adhering to stringent environmental and safety standards. The product status is currently obsolete, but it remains a viable option for legacy systems and applications where its unique features are still required.

SN74ALS258AD Features

The SN74ALS258AD offers several key features that make it an excellent choice for multiplexing applications:

• High-Speed Operation: The 74ALS series is renowned for its high-speed switching capabilities, ensuring efficient data routing and minimal signal delay.
• Single Supply Operation: The IC operates within a 4.5V to 5.5V supply range, simplifying power management and reducing the complexity of power supply design.
• Surface Mount Packaging: The 16SOIC package is ideal for surface mount technology (SMT), enabling compact and reliable PCB designs.
• Robust Performance: With a moisture sensitivity level (MSL) of 1 (unlimited), the SN74ALS258AD is highly resistant to environmental factors, ensuring long-term reliability.
• Compliance and Safety: The IC is RoHS3 compliant and REACH unaffected, meeting the latest environmental and safety standards.
• Output Current Capability: The SN74ALS258AD can handle output currents of up to 2.6mA for high states and 24mA for low states, providing robust performance for various load conditions.

SN74ALS258AD Applications

The SN74ALS258AD is well-suited for a variety of applications, including:

• Data Routing: Ideal for routing data signals in communication systems, ensuring efficient and reliable signal transmission.
• Control Systems: Used in control systems where multiple input signals need to be selectively routed to a single output.
• Digital Signal Processing: Facilitates the multiplexing of digital signals in DSP applications, enhancing system efficiency and performance.
• Automotive Electronics: Suitable for automotive applications where compact and reliable multiplexing solutions are required.
• Industrial Automation: Provides robust multiplexing capabilities for industrial control systems, ensuring reliable operation in harsh environments.

Conclusion of SN74ALS258AD

The SN74ALS258AD is a versatile and reliable multiplexer IC that offers high-speed operation, single supply compatibility, and robust performance. Its surface mount packaging and compliance with environmental and safety standards make it an excellent choice for a wide range of applications. Although the product is now obsolete, it remains a valuable component for legacy systems and applications where its unique features are still required. For engineers and designers looking for a reliable multiplexing solution, the SN74ALS258AD is a proven choice that delivers consistent performance and reliability.