89H32NT8BG2ZBHLGI8

Overview

The 89H32NT8BG2ZBHLGI8 is a specialized interface integrated circuit manufactured by Renesas Electronics Corporation, designed for high-performance system interconnect switching. It supports the PCI Express Gen2 standard and features a non-blocking switch architecture optimized for deterministic throughput across multiple traffic flows. The device provides 32 lanes and 8 ports, ensuring full line rate performance regardless of switch loading. It operates with supply voltages of 1V, 2.5V, and 3.3V and is housed in a 484-FCBGA package measuring 23x23 mm. The component is classified as obsolete and does not comply with RoHS specifications.

Feature Summary

• Supports partitionable switch architecture for true multi-root support
• Includes on-board DMA support and internal buffering with flow control credits
• Enables movable upstream functionality and multiple Nontransparent Bridging (NTB) functions

Applications

• High-performance system interconnect switching
• Multi-root server architectures requiring deterministic latency
• Storage area networks demanding low power consumption

Procurement Notes

This component is officially listed as obsolete by the manufacturer. Verification of availability should focus on surplus distributors or secondary markets, as standard production channels are inactive. Buyers must confirm the specific suffix variations regarding lead-free status and packaging type, as these details vary across the product family. Compliance with current environmental regulations such as RoHS should be verified against the specific batch documentation provided by the seller.

Selection Notes

Engineers selecting this part should consider its PCIe Gen2 capabilities and 32-lane configuration suitable for legacy or specific high-throughput switching requirements. The 484-FCBGA package requires appropriate PCB layout considerations for thermal management and signal integrity. Due to the obsolete status, alternative solutions with newer generation support or updated environmental compliance may be necessary for new designs. Reviewing the datasheet for pin compatibility and electrical characteristics is essential before integration.

Part Context

The 89H32NT8BG2ZBHLGI8 belongs to the 89H32NT series of PCIe switches from Renesas. This series is characterized by its ability to provide high-bandwidth, low-latency connectivity for complex system architectures. The specific model variant indicates a 484-ball FCBGA package and includes specific suffixes denoting lead-free composition and reel packaging. It serves as a critical node in expanding PCIe topology beyond simple point-to-point connections.

Replacement Considerations

Publicly confirmed substitute part numbers for this specific obsolete model were not identified in the available documentation. Engineers should consult Renesas technical support or authorized distributors for validated cross-references or next-generation replacements that maintain functional equivalence.