PI7C9X20404SLCFDE

Specialized Overview

The PI7C9X20404SLCFDE is a PCIe Gen 2 packet switch manufactured by Diodes Incorporated. It features four downstream ports and one upstream port, each supporting four lanes of data transfer. The device operates on a single 3.3V power supply and functions within an ambient temperature range of -40°C to +85°C. It utilizes a 128-pin LQFP package for surface mount installation. The component supports a maximum payload size of 512 bytes and includes integrated clock buffers for downstream ports.

Specialized Feature Summary

• Supports PCI Express Generation 2 standard with four-lane per port connectivity
• Integrates dedicated clock buffers for each downstream port
• Provides no-blocking switching capability between ports
• Includes EEPROM interface and System Management Bus (SMBus) support

Specialized Applications

• High-performance server backplanes
• Storage area network (SAN) infrastructure
• Industrial automation control systems

Specialized Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm package type and temperature grade. Confirm RoHS compliance status through the current datasheet revision before finalizing procurement specifications.

Specialized Selection Notes

Select this component when designing systems requiring expansion of PCIe Gen 2 topology. Ensure the design accommodates the 128-pin LQFP footprint and thermal requirements specified in the datasheet. Validate that the application environment remains within the industrial operating temperature limits.

Specialized Part Context

This part belongs to the PI7C9X2G404SL family of SlimPacket switches. It serves as a bridge to expand PCIe connectivity in compact form factors. The device integrates physical layer circuitry and transaction layer routing into a single solution.

Specialized Replacement Considerations

PI7C9X2G404SLBQFDEX

Specialized FAQ

What is the maximum payload size supported by this switch?

The device supports a maximum payload size of 512 bytes.

Does the component include integrated clocking?

Yes, it includes integrated 100MHz clock buffers for each downstream port.

What is the operating voltage range?

The device operates on a single 3.3V power supply.