89H32H8G2ZCBLGI

Overview

The Renesas 89H32H8G2ZCBLGI is a PCI Express Gen2 switch interface IC designed for high-performance system interconnect applications. It provides 32 PCIe Gen2 lanes and supports up to 8 ports, delivering non-blocking throughput with full line rate capabilities. The device operates within a temperature range of -40°C to +85°C and utilizes an FCBGA-484 package. Key electrical specifications include a maximum clock frequency of 125 MHz and data rates supporting 256 Gb/s aggregate bandwidth. Power supply requirements are met through multiple voltage rails including 1 V, 2.5 V, and 3.3 V.

Feature Summary

• Non-blocking switch architecture optimized for high-performance system interconnect
• Partitionable switch architecture enabling true multi-root support
• Support for multiple Nontransparent Bridging (NTB) functions
• On-board DMA support with internal buffering and flow control credits

Applications

• High-performance computing systems requiring deterministic switching
• Storage area networks needing low latency interconnects
• Communications infrastructure utilizing PCIe Gen2 protocols

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as indicated in official documentation. Check for end-of-life notifications or discontinuation notices prior to procurement decisions. Ensure compatibility with existing PCB layouts and thermal management solutions specified in the datasheet.

Selection Notes

Select this component when designing systems requiring 32 lanes of PCIe Gen2 connectivity with non-blocking switching capabilities. Consider the FCBGA-484 package constraints for board space and thermal design. Evaluate power consumption profiles against available voltage rails. Compare performance metrics with alternative switches if higher lane counts or different generation speeds are required.

Part Context

This part belongs to the Renesas 89H32T8G2 series of PCIe switches. It shares architectural similarities with other members like the 89H32NT24AG2 but differs in port configuration and specific feature sets. The series is targeted at enterprise and industrial applications demanding reliable high-speed data transfer.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult Renesas technical support for current alternatives or obsolescence management options.