onsemi

DM74AS258N

DM74AS258N Description

The DM74AS258N is an obsolete multiplexer IC from the 74AS series, manufactured by onsemi. This device is designed to handle 4 x 2:1 multiplexing, making it suitable for various applications requiring efficient signal routing. The DM74AS258N operates within a temperature range of 0°C to 70°C, ensuring reliable performance in standard operating environments. It features a single supply voltage range of 4.5V to 5.5V, making it compatible with common power supply systems. The IC is housed in a through-hole package, specifically a tube, which facilitates easy integration into printed circuit boards (PCBs).

DM74AS258N Features

• Operating Temperature: The DM74AS258N operates reliably within a temperature range of 0°C to 70°C, making it suitable for a wide range of environmental conditions.
• ECCN and REACH Status: Classified under ECCN EAR99 and unaffected by REACH regulations, this IC complies with international trade and environmental standards.
• Independent Circuits: The device features one independent circuit, ensuring efficient signal processing without interference.
• Circuit Configuration: The 4 x 2:1 multiplexing capability allows for versatile signal routing, enabling the selection of one of two input signals for each of the four output channels.
• Mounting Type: Through-hole mounting ensures robust mechanical stability and ease of installation on PCBs.
• Voltage Supply Source: The single supply voltage range of 4.5V to 5.5V simplifies power supply design and ensures compatibility with standard power systems.
• Current Handling: The DM74AS258N can handle output currents of 15mA for high-level signals and 48mA for low-level signals, providing robust performance in various applications.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (unlimited), the device is highly resistant to moisture, reducing the risk of damage during storage and handling.

DM74AS258N Applications

The DM74AS258N is ideal for applications requiring efficient signal routing and selection. Its 4 x 2:1 multiplexing capability makes it suitable for:

• Data Multiplexing: Efficiently routing multiple data signals through a single channel, reducing the number of required connections.
• Signal Processing: Selecting and processing signals in communication systems, ensuring reliable data transmission.
• Control Systems: Managing multiple input signals in control systems, enabling precise control and monitoring.
• Digital Circuits: Enhancing the functionality of digital circuits by providing versatile signal routing options.

Conclusion of DM74AS258N

The DM74AS258N is a versatile multiplexer IC from the 74AS series, offering reliable performance and efficient signal routing. Its 4 x 2:1 multiplexing capability, combined with its robust operating temperature range and single supply voltage, makes it suitable for a variety of applications. Despite being obsolete, the DM74AS258N remains a valuable component for engineers and designers looking for a reliable multiplexer solution. Its compliance with international standards and robust current handling capabilities further enhance its appeal. For applications requiring efficient signal routing and selection, the DM74AS258N is an excellent choice.