onsemi

MC100H642FNR2

MC100H642FNR2 Description

The MC100H642FNR2 is a high-performance clock driver IC designed for use with 68030 and 68040 microprocessors. Manufactured by onsemi, this device is optimized for surface mount applications and is housed in a 28-pin PLCC package. It features a 2:8 input-to-output ratio, supporting both ECL and TTL input levels, and provides TTL output levels. The MC100H642FNR2 operates within a supply voltage range of 4.75V to 5.25V and is capable of handling frequencies up to 100MHz. It is designed for an operating temperature range of 0°C to 85°C and is classified under ECCN EAR99. The device is REACH unaffected and has a moisture sensitivity level (MSL) of 3, allowing for 168 hours of exposure before assembly.

MC100H642FNR2 Features

• Input Compatibility: The MC100H642FNR2 supports both ECL and TTL input levels, making it versatile for a wide range of applications.
• Output Capability: It provides TTL output levels, ensuring compatibility with various digital systems.
• High Frequency Operation: With a maximum operating frequency of 100MHz, the MC100H642FNR2 is suitable for high-speed clock distribution.
• Wide Operating Temperature Range: The device operates reliably within a temperature range of 0°C to 85°C, making it suitable for industrial and commercial applications.
• Surface Mount Technology: The surface mount package allows for easy integration into modern PCB designs.
• Differential Signaling: The MC100H642FNR2 supports differential signaling for both input and output, reducing noise and improving signal integrity.
• Single Circuit Design: The device is designed as a single circuit, simplifying design and reducing complexity.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the MC100H642FNR2 is suitable for standard manufacturing processes without requiring special handling.

MC100H642FNR2 Applications

The MC100H642FNR2 is ideal for applications requiring high-speed clock distribution and compatibility with both ECL and TTL levels. Specific use cases include:

• Microprocessor Systems: The device is designed to work seamlessly with 68030 and 68040 microprocessors, providing reliable clock distribution.
• High-Speed Digital Systems: Its ability to operate at frequencies up to 100MHz makes it suitable for high-speed digital systems where signal integrity is critical.
• Industrial Control Systems: The wide operating temperature range and surface mount package make it ideal for industrial control systems that require robust and reliable components.
• Telecommunications: The differential signaling capability ensures high signal integrity, making it suitable for telecommunications applications where noise reduction is essential.

Conclusion of MC100H642FNR2

The MC100H642FNR2 is a versatile and high-performance clock driver IC designed to meet the demands of modern digital systems. Its compatibility with both ECL and TTL levels, combined with its high operating frequency and wide temperature range, make it a reliable choice for a variety of applications. While the device is now obsolete, its unique features and performance benefits continue to make it a valuable component for legacy systems and specific use cases. For engineers and designers working with 68030 and 68040 microprocessors, the MC100H642FNR2 offers a robust solution for high-speed clock distribution and signal integrity.