onsemi

DM74S257N

DM74S257N Description

The DM74S257N is a high-speed multiplexer IC designed for a wide range of digital applications. Manufactured by onsemi, this logic IC chip belongs to the 74S series and is housed in a through-hole package, specifically a 16DIP (Dual In-line Package). The DM74S257N features a 4 x 2:1 multiplexer circuit, allowing for efficient signal routing and selection among multiple input sources. It operates within a voltage supply range of 4.75V to 5.25V and can handle output currents of up to 6.5mA for high levels and 20mA for low levels. The device is designed to operate within an ambient temperature range of 0°C to 70°C, making it suitable for various industrial and commercial environments. Notably, the DM74S257N is classified under ECCN EAR99 and HTSUS 8542.39.0001, indicating its compliance with international trade regulations. The product is REACH unaffected, ensuring it meets stringent environmental and health standards. Despite its obsolete status, the DM74S257N remains a reliable choice for applications requiring a robust and efficient multiplexer solution.

DM74S257N Features

• High-Speed Performance: The DM74S257N leverages the high-speed capabilities of the 74S series, ensuring rapid signal switching and minimal propagation delay.
• Single Supply Operation: With a voltage supply range of 4.75V to 5.25V, the DM74S257N simplifies power supply requirements, reducing the need for additional voltage regulators or converters.
• Independent Circuit Design: The DM74S257N features a single independent circuit, allowing for precise control and selection among multiple input signals.
• Robust Output Current Handling: The device can handle output currents of up to 6.5mA for high levels and 20mA for low levels, making it suitable for driving various loads.
• Wide Operating Temperature Range: The DM74S257N operates reliably within an ambient temperature range of 0°C to 70°C, ensuring stability in diverse environmental conditions.
• Compliance and Safety: Classified under ECCN EAR99 and HTSUS 8542.39.0001, the DM74S257N meets international trade regulations. Additionally, its REACH unaffected status ensures compliance with environmental and health standards.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the DM74S257N is highly resistant to moisture, reducing the risk of damage during storage and handling.

DM74S257N Applications

The DM74S257N is ideal for applications requiring efficient signal routing and selection among multiple input sources. Some specific use cases include:

• Digital Signal Processing: The DM74S257N can be used in digital signal processing systems to route and select signals from various sources, ensuring efficient data handling and processing.
• Communication Systems: In communication systems, the DM74S257N can manage multiple data streams, enabling seamless signal switching and routing.
• Industrial Control Systems: The robust performance and wide operating temperature range make the DM74S257N suitable for industrial control systems, where reliability and efficiency are paramount.
• Consumer Electronics: The DM74S257N can be employed in consumer electronics for signal routing and selection, enhancing the functionality and performance of devices.
• Automotive Electronics: The DM74S257N’s ability to handle various environmental conditions makes it a reliable choice for automotive applications, where signal integrity and reliability are critical.

Conclusion of DM74S257N

The DM74S257N is a high-performance multiplexer IC that offers robust signal routing and selection capabilities. Its high-speed performance, single supply operation, and wide operating temperature range make it suitable for a variety of applications, from digital signal processing to industrial control systems. Despite its obsolete status, the DM74S257N remains a reliable and efficient solution, offering unique advantages such as high output current handling and compliance with international trade and environmental regulations. For applications requiring a dependable and efficient multiplexer, the DM74S257N is an excellent choice.