89H12NT12G2ZAHLGI8

Overview

The 89H12NT12G2ZAHLGI8 is a PCIe Gen2 system interconnect switch manufactured by Renesas Electronics. It provides 12 lanes and 12 ports for high-performance, deterministic switching. The device supports a maximum clock frequency of 125 MHz with a data rate of 96 Gb/s. Operating voltages include 1 V, 2.5 V, and 3.3 V. It functions within a temperature range of -40°C to +85°C. The component is housed in a 324-FCBGA package measuring 19x19 mm. It utilizes SMD/SMT installation and supports 32/64-bit data bus widths.

Feature Summary

• Non-blocking switch architecture optimized for high-performance system interconnect applications
• Partitionable switch architecture enabling true multi-root support capabilities
• Supports multiple Nontransparent Bridging (NTB) functions for isolated domain communication
• Features onboard DMA support and internal buffering optimized for large payloads

Applications

• High-performance server system interconnect switching
• Multi-root storage area network configurations
• Industrial computing systems requiring deterministic latency
• Embedded systems needing partitioned PCIe domains

Procurement Notes

This component is officially listed as obsolete or end-of-life by the manufacturer. Verification of availability requires checking authorized distributors for remaining stock or surplus markets. Ensure compatibility with existing PCB footprints and verify RoHS compliance status through official documentation before procurement planning.

Selection Notes

Select this model when 12-port non-blocking PCIe Gen2 switching is required. Verify that the design supports the specific 324-FCBGA footprint and voltage requirements. Consider alternative newer generation switches if long-term supply assurance is critical, as this part is discontinued.

Part Context

Part of the 89H12NT12G2 series from Renesas, designed for deterministic system interconnect. It shares architectural similarities with other members like the 89H16NT16G2 but offers a specific 12-lane configuration. The suffix indicates lead-free composition and specific packaging type.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult Renesas technical support for current portfolio recommendations replacing obsolete PCIe Gen2 switches.