onsemi

DM74157N

DM74157N Description

The DM74157N is a 4 x 2:1 multiplexer integrated circuit (IC) belonging to the 7400 series, manufactured by onsemi. This IC is designed for applications requiring efficient signal routing and selection among multiple input sources. It features a single supply voltage range of 4.75V to 5.25V, ensuring stable operation within a narrow voltage window. The DM74157N is housed in a through-hole package, specifically a 16DIP (Dual In-line Package), making it suitable for applications where physical board space is not a critical constraint.

DM74157N Features

• Operating Temperature Range: The DM74157N operates reliably within a temperature range of 0°C to 70°C, making it suitable for a variety of industrial and commercial applications.
• Single Supply Voltage: With a supply voltage range of 4.75V to 5.25V, the DM74157N ensures stable performance and low consumption power.
• High and Low Output Current: The IC supports an output current of 800µA for high-level signals and 16mA for low-level signals, providing robust performance for driving various loads.
• Moisture Sensitivity Level (MSL): The DM74157N has an MSL rating of 1 (Unlimited), indicating it is not sensitive to moisture, which enhances its reliability in humid environments.
• ECCN and REACH Compliance: The DM74157N is classified under ECCN EAR99 and is REACH unaffected, ensuring compliance with international export control regulations and environmental standards.
• Independent Circuits: The DM74157N features one independent 4 x 2:1 multiplexer circuit, allowing for efficient signal selection and routing.
• Through-Hole Mounting: The through-hole mounting type facilitates easy installation and integration into existing circuit boards, particularly in applications where surface-mount technology (SMT) is not preferred.

DM74157N Applications

The DM74157N is ideal for applications requiring efficient signal selection and routing, such as:

• Data Acquisition Systems: In systems where multiple sensors or data sources need to be interfaced with a single processing unit, the DM74157N can efficiently route signals from different sources.
• Communication Systems: For applications involving signal multiplexing in communication systems, the DM74157N provides a reliable solution for managing multiple input channels.
• Industrial Control Systems: In industrial environments where robust and reliable signal routing is essential, the DM74157N ensures stable operation within a wide temperature range and is resistant to moisture.
• Automotive Electronics: The DM74157N can be used in automotive applications where multiple signals need to be routed to a central processing unit, ensuring reliable performance under varying environmental conditions.

Conclusion of DM74157N

The DM74157N is a versatile 4 x 2:1 multiplexer IC that offers reliable performance and robust features, making it suitable for a wide range of applications. Its single supply voltage range, high and low output current capabilities, and through-hole mounting type provide flexibility and ease of integration. Although the DM74157N is now considered obsolete, it remains a reliable choice for applications where its specific features and performance characteristics are required. For engineers and designers looking for a proven multiplexer solution, the DM74157N continues to be a viable option.