252M-61LF

Overview

The 252M-61LF is a clock generator and frequency synthesizer manufactured by Renesas Electronics Corporation. It belongs to the VersaClock family of timing devices, designed for applications requiring precise clock signal generation and distribution. The component is classified under Clock Generators, PLLs, and Frequency Synthesizers. It utilizes Phase-Locked Loop (PLL) technology to synthesize output frequencies from a single reference input. This device supports various packaging options and is intended for use in systems demanding low jitter and stable clock performance.

Feature Summary

• Generates multiple clock outputs from a single reference source using internal PLL synthesis
• Provides low-jitter clock signals suitable for high-speed digital interfaces
• Supports flexible frequency configuration through programmable registers

Applications

• High-speed data communication equipment
• Computer motherboards and peripheral cards
• Telecommunications infrastructure

Procurement Notes

Verify the obsolete status of this part number before procurement planning. Confirm availability through authorized distributors or surplus suppliers. Ensure that any substitute components meet the original electrical specifications and pinout requirements. Check for lead time constraints associated with end-of-life products. Validate package compatibility with existing PCB footprints.

Selection Notes

Select this component when a dedicated clock synthesizer is required for system timing. Consider the VersaClock family features for flexibility in frequency generation. Evaluate the package type against board space constraints. Verify voltage supply requirements match the system design. Assess jitter performance needs against the datasheet specifications.

Part Context

This part is part of Renesas' VersaClock series, which includes various clock generators and jitter cleaners. The 252M-61LF specifically functions as a frequency synthesizer. It is distinct from other variants in the series by its specific output configuration and package style. The product line focuses on providing reliable timing solutions for complex electronic systems.

Replacement Considerations

Check for direct cross-reference part numbers from Renesas or other manufacturers. Verify if newer versions in the same family offer improved performance or availability. Ensure functional equivalence in terms of pinout and electrical characteristics. Consult official substitution guides for recommended alternatives.