9FG1904BK-1LF

Overview

The 9FG1904BK-1LF is a PCI Express (PCIe) clock and frequency generator manufactured by Renesas Electronics Corporation. It operates as a multiplexer IC with a maximum frequency of 400MHz and provides one output. The device is housed in a 72-VFQFPN package measuring 10x10 mm. Designed for application-specific timing, it supports seamless data transfer through superior timing control capabilities.

Feature Summary

• Serves as a dedicated clock and frequency generator for PCI Express applications
• Integrates multiplexer functionality to manage signal routing
• Provides superior timing control to ensure seamless data transfer

Applications

• PCI Express interface timing generation
• Server system clock distribution
• High-speed data transfer link synchronization

Procurement Notes

Verify the exact part number suffix against official Renesas documentation to confirm package type and temperature range specifications. Ensure compatibility with existing PCIe reference designs before procurement. Cross-check datasheet revisions to confirm current manufacturing status and availability constraints.

Selection Notes

Select this component when designing systems requiring precise PCIe clock generation with multiplexing capabilities. Evaluate the 400MHz operational limit against system bandwidth requirements. Confirm that the 72-VFQFPN footprint aligns with PCB layout constraints and thermal management strategies for the target environment.

Part Context

This component belongs to the 9FG series of application-specific clock and timing integrated circuits from Renesas. These devices are engineered to provide stable and low-jitter clock signals for high-speed digital interfaces, specifically targeting standards such as PCI Express in server and networking infrastructure.

Replacement Considerations

Consult official Renesas substitution guides for verified alternatives. Generic cross-references may not match specific PCIe timing or multiplexer configurations.