843251AGI-14LFT

Clock Generators, PLLs, Frequency Synthesizers Overview

The 843251AGI-14LFT is a clock generator designed for Cavium processors, manufactured by Renesas Electronics. It features 10 outputs supporting LVCMOS, LVDS, and LVPECL types with frequencies ranging from 25 MHz to 133.333 MHz. The device accepts crystal, CML, LVCMOS, or LVDS inputs and operates on a 3.3 V core voltage. Packaged in a 48-pin PTQFP (7.0 x 7.0 x 1.0 mm), it complies with PCI/PCI-X jitter standards.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Supports 10 output channels with LVCMOS, LVDS, and LVPECL options
• Input frequency range of 25 MHz to 133.333 MHz
• Complies with PCI/PCI-X App Jitter specifications
• Operates at a 3.3 V core voltage

Clock Generators, PLLs, Frequency Synthesizers Applications

• Cavium processor clock generation
• PCI/PCI-X compliant system designs

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific suffix '14LFT' against official Renesas documentation to confirm package type and lead-free status. Ensure compatibility with existing PCB footprints for the 48-pin PTQFP package before procurement.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when designing systems requiring precise clock distribution for Cavium processors. Verify that the required output voltage levels (LVCMOS/LVDS/LVPECL) match the target interface requirements and that the 3.3 V supply aligns with the system power architecture.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the 8430S series of clock generators. It is specifically optimized for Cavium processor applications, offering multiple output formats to accommodate different logic families within high-performance computing environments.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Consult Renesas documentation for direct pin-compatible alternatives. Cross-reference with other 8430S variants if specific output counts or jitter performance requirements differ.