89H32NT24BG2ZAHLG

Overview

The Renesas 89H32NT24BG2ZAHLG is a PCI Express Gen2 system interconnect switch providing 32 lanes and 24 ports. It features a non-blocking architecture optimized for high-performance data throughput. The device supports multiple Non-Transparent Bridging (NTB) functions, movable upstream support, and on-board DMA capabilities. Internal buffering and flow control credits are designed to maximize bandwidth efficiency with large payloads. Operating temperatures range from -40°C to +85°C, housed in a 484-FCBGA package.

Feature Summary

• Non-blocking switch architecture ensuring full line-rate throughput for all ports regardless of loading conditions.
• Partitionable switch design enabling true multi-root support within complex system topologies.
• Integrated on-board DMA support combined with internal buffering for optimized data handling.

Applications

• High-performance server system interconnects
• Storage area network infrastructure
• Industrial automation control systems

Procurement Notes

Verify component authenticity through authorized channels due to potential availability constraints. Confirm RoHS compliance status and moisture sensitivity level prior to assembly. Review official datasheets for specific pinout configurations and thermal requirements to ensure proper integration into the target PCB design.

Selection Notes

Select this component when requiring deterministic switching latency and high port density for PCIe Gen2 environments. Evaluate power consumption profiles against available cooling solutions. Ensure host controllers support the required number of lanes and ports for optimal utilization of the switch's non-blocking capabilities.

Part Context

This part belongs to the 89H32NT series of PCIe switches manufactured by Renesas Electronics. It serves as a critical connectivity solution for expanding PCIe endpoint devices in enterprise and industrial applications. The model represents a specific configuration within the broader family of high-speed interconnect switches.

Replacement Considerations

Direct substitutes include variants such as 89H32NT24BG2ZCHLGI or 89H32NT24AG2 series components. Verify pin compatibility and electrical specifications before substitution. Consider functional equivalence regarding NTB support and lane count when evaluating alternative parts.