89HPES48H12SZABR8

Specialized Overview

The 89HPES48H12SZABR8 is a PCIe Gen2 system interconnect switch manufactured by Renesas Electronics. It provides 48 lanes and 12 ports of high-performance, deterministic switching with non-blocking architecture. The device supports partitionable switch architecture for multi-root configurations and includes internal buffering optimized for large payloads. It operates at low latency and low power. The component is housed in an FCBGA package with 676 leads. It is designated as obsolete and no longer recommended for new designs.

Specialized Feature Summary

• Non-blocking switch architecture optimized for high-performance system interconnect
• Partitionable switch architecture supporting true multi-root environments
• Internal buffering and flow control credits optimized for maximum bandwidth

Specialized Applications

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

Specialized Procurement Notes

This component is classified as obsolete by the manufacturer. Availability is restricted to existing stock or secondary market sources. Verification of part authenticity and condition is critical when sourcing from third-party distributors. Designers should consider end-of-life implications for long-term production support.

Specialized Selection Notes

Engineers selecting this component must account for its obsolete status. The device is suitable for maintaining legacy systems but is not recommended for new product development. Alternative newer generation switches should be evaluated for future-proofing requirements. Compatibility with PCIe Gen2 root complexes is required.

Specialized Part Context

The 89HPES48H12SZABR8 belongs to the PES48H12G2 family of PCIe switches. This family was designed to provide scalable interconnect solutions for enterprise and industrial applications. The specific suffix indicates packaging and lead-free status variations within the broader product line.

Specialized Replacement Considerations

Publicly confirmed direct substitute part numbers are not available in the provided documentation. Due to the obsolete status, engineers should consult Renesas for current portfolio recommendations or evaluate competitive PCIe Gen3/Gen4 switches for migration.