89H48H12G3YCHLG

Overview

The 89H48H12G3YCHLG is a specialized switch interface integrated circuit manufactured by Renesas Electronics Corporation. It provides 48 PCIe Gen3 lanes and 12 ports for high-performance, deterministic system interconnect switching. The device features a non-blocking architecture ensuring full line rate throughput for multiple traffic flows regardless of switch loading. It is housed in a 676-FCBGA package with dimensions of 27x27 mm. The component operates at a supply voltage of 3.3V and supports internal buffering and flow control credits optimized for maximum bandwidth.

Feature Summary

• Provides 48 PCIe Gen3 lanes and 12 ports for high-performance system interconnect switching
• Features a non-blocking switch architecture optimized for deterministic data transfer
• Supports partitionable switch architecture for true multi-root support capabilities

Applications

• High-performance system interconnect switching
• Multi-root server architectures
• Data center infrastructure networking

Procurement Notes

Verify the specific suffix YCHLG against official Renesas documentation to confirm package type and temperature range. Check current product status as related variants may be obsolete. Ensure compatibility with existing PCB footprints for the 676-FCBGA (27x27) package. Confirm moisture sensitivity level requirements for manufacturing processes.

Selection Notes

Select this component when requiring a 12-port PCIe Gen3 switch with non-blocking throughput. Consider the 676-FCBGA package constraints for board layout. Evaluate power consumption relative to the 3.3V supply requirement. Compare against Gen2 variants if bandwidth demands are lower.

Part Context

This part belongs to the 89H48 series of specialized interface ICs designed for complex switching applications. It represents an evolution from Gen2 to Gen3 specifications within the same architectural family. The device integrates switch logic with PCIe protocol handling for efficient data routing in enterprise environments.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Related variants such as the 89H48H12G2ZCBLGI exist but differ in PCIe generation and may not be functionally equivalent.