89HPES64H16BLI

Specialized Overview

The Renesas Electronics Corporation 89HPES64H16BLI is a specialized PCI Express interface integrated circuit designed for high-performance system interconnect switching. It provides 64 PCIe Gen2 lanes and supports 16 switch ports, delivering non-blocking throughput for multiple traffic flows regardless of switch loading. The device operates with supply voltages of 1 V, 1.5 V, and 3.3 V. It is housed in a 1156-lead FCBGA package measuring approximately 37x37 mm. The component supports a maximum clock frequency of 125 MHz and offers a data rate of 256 Gb/s. It functions within an operating temperature range of 0°C to +70°C.

Specialized Feature Summary

• Non-blocking switch architecture optimized for high-performance system interconnect applications
• Partitionable switch architecture enabling true multi-root support capabilities
• Internal buffering and flow control credits optimized for maximum bandwidth and large payloads

Specialized Applications

• High-performance system interconnect switching
• Multi-root server architectures
• Storage area network (SAN) infrastructure

Specialized Procurement Notes

Verify the exact suffix designation, as the provided model differs from the documented 89HPES64H16ZABL variant. Confirm RoHS compliance status, as the referenced ZABL version is explicitly marked as non-compliant. Check for End-of-Life (EOL) notifications or Product Change Notices (PCN) regarding label changes or discontinuation. Ensure availability of technical documentation such as the datasheet and user manual for design-in purposes.

Specialized Selection Notes

Select this component when a deterministic, non-blocking PCIe Gen2 switch with 16 ports and 64 lanes is required. Compare against partitionable architecture requirements for multi-root support. Verify voltage domain compatibility with 1 V, 1.5 V, and 3.3 V rails. Consider the FCBGA-1156 package constraints for PCB layout and thermal management solutions suitable for industrial temperature ranges.

Specialized Part Context

This part belongs to the Renesas 89HPES series of PCIe switches. It is related to variants like the 89HPES64H16ZABL and the 89H64H16G2 family, which share similar lane counts and port configurations but may differ in packaging, lead-free status, or specific feature sets. The series is designed for enterprise and storage networking environments requiring high throughput.

Specialized Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult manufacturer resources for potential obsolescence management or next-generation replacements within the 89HPES family.