MC10H644FN

Clock Buffers, Drivers Overview

The MC10H644FN is a low skew clock driver manufactured by onsemi, belonging to the 10H series. It functions as a 1:9 clock distribution device with differential inputs and single-ended TTL outputs. The component operates within a supply voltage range of 4.75 V to 5.25 V and supports an operating temperature range from 0°C to +85°C. It is housed in a PLCC-28 surface-mount package. The device is designed for high-speed clock signal routing in digital systems requiring precise timing alignment.

Clock Buffers, Drivers Feature Summary

• 1:9 Clock Distribution Ratio
• Differential Input / Single-Ended TTL Output
• Low Skew Performance
• PLCC-28 Surface Mount Package

Clock Buffers, Drivers Applications

• High-speed digital system clock distribution
• Multiprocessor board clock routing
• Telecommunications equipment timing networks

Clock Buffers, Drivers Part Context

The MC10H644FN is part of the MC10H/100H64x family of low skew clock drivers. This family provides translation from ECL/PECL logic levels to TTL levels while maintaining low output skew across multiple branches. The 'FN' suffix indicates the PLCC-28 plastic leaded chip carrier package variant.

Clock Buffers, Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Designers should consult official obsolescence notices or contact the manufacturer for current replacement recommendations.