89H64H16G3YABLG

Specialized Overview

The 89H64H16G3YABLG is a PCI Express switch manufactured by Renesas Electronics, providing 64 PCIe Gen3 lanes and 16 switch ports. It features a non-blocking architecture optimized for high-performance system interconnects, ensuring full line-rate throughput regardless of switch loading. The device supports partitionable architecture for true multi-root functionality and includes internal buffering with flow control credits to maximize bandwidth for large payloads. Designed for low latency and power consumption, it operates within an industrial temperature range of -40°C to +85°C.

Specialized Feature Summary

• Non-blocking switch architecture delivering deterministic system interconnect switching with full line-rate throughput for multiple traffic flows.
• Partitionable switch architecture enabling true multi-root support for flexible system configurations.
• Internal buffering and flow control credits optimized for maximum bandwidth efficiency and handling of large data payloads.

Specialized Applications

• High-performance server system interconnects
• Storage area network (SAN) infrastructure
• Enterprise networking equipment requiring multi-root support

Specialized Procurement Notes

Verify the specific suffix YABLG against official Renesas documentation to confirm package type and temperature grade. Confirm current lifecycle status as discontinued or obsolete through authorized channels before procurement planning. Ensure compatibility with existing PCB footprints and thermal management solutions designed for this component.

Specialized Selection Notes

Select this model when 64 PCIe Gen3 lanes are required for high-bandwidth applications. Compare against the 89H64H16G2 variant if PCIe Gen2 performance is sufficient, noting the generation difference. Verify that the 16-port configuration meets the specific port density requirements of the target design without unnecessary overhead.

Specialized Part Context

This component belongs to the 89H series of PCI Express switches from Renesas Electronics. It is part of a family designed for high-performance computing environments. Related models include the 89H64H16G2 (Gen2) and evaluation kits like the 89KTPES64H16G3, which facilitate development and testing for these switch architectures.

Specialized Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consider consulting Renesas technical support for legacy replacement options or evaluating newer generations within the same product family for long-term supply assurance.