89H12NT12G2ZAHLGI

Overview

The 89H12NT12G2ZAHLGI is a specialized interface integrated circuit manufactured by Renesas Electronics Corporation, designed for switch interface applications. It supports the PCI Express interface standard and operates with a supply voltage of 3.3V. The component is housed in a 324-FCBGA package with dimensions of 19x19 mm, utilizing surface mount installation. This device functions as a PCIe switch, providing high-performance system interconnect capabilities.

Feature Summary

• Provides non-blocking switch architecture optimized for high-performance system interconnect partitioning
• Supports true multi-root functionality through partitionable switch architecture
• Enables multiple Nontransparent Bridging (NTB) functions for isolated domain communication

Applications

• High-performance system interconnect switching
• Multi-root server architectures requiring partitionable switching
• Systems utilizing Nontransparent Bridging for isolated network segments

Procurement Notes

Verify component authenticity and datasheet alignment when sourcing this part. Confirm that the specific suffix ZAHLGI matches the required lead-free and temperature grade specifications. Check for obsolescence status and evaluate alternative packages or pin-compatible replacements if availability is constrained. Ensure compliance with RoHS3 regulations as indicated in public records.

Selection Notes

Select this component for designs requiring a 12-lane, 12-port PCIe Gen2 switch topology. Ensure the PCB layout accommodates the 324-FCBGA 19x19 mm footprint. Verify power delivery networks support the 3.3V requirement. Consider thermal management solutions suitable for FCBGA packages in dense system configurations.

Part Context

This part belongs to the 89H12N family of PCIe Gen2 switches from Renesas. It shares architectural similarities with other models like the 89H12NT12G2ZCHLG but differs in specific packaging and environmental grading suffixes. The family is characterized by low latency and internal buffering optimized for large payloads.

Replacement Considerations

Public records indicate the 89H12NT12G2ZCHLG as a related variant within the same product family. Verify pinout compatibility and electrical parameter equivalence before substitution. Other family members such as the 89H16NT16G2 offer different lane counts and are not direct substitutes.