89H48T12G2ZDBLI8

Specialized Overview

The 89H48T12G2ZDBLI8 is a specialized interface integrated circuit designed as a high-performance system interconnect switch. It provides 48 PCI Express Gen2 lanes and supports 12 switch ports, enabling non-blocking throughput for multiple traffic flows regardless of switch loading. The device features a partitionable architecture that allows for true multi-root support, making it suitable for complex server and storage environments requiring deterministic switching capabilities.

Specialized Feature Summary

• Provides 48 PCIe Gen2 lanes with 12 switch ports for high-performance system interconnect
• Features a non-blocking switch architecture optimized for maximum bandwidth and large payloads
• Supports partitionable switch architecture for true multi-root configuration

Specialized Applications

• High-performance computing systems
• Enterprise storage arrays
• Server backplane interconnects

Specialized Procurement Notes

Verify the exact suffix ZDBLI8 against official Renesas documentation to confirm package type and temperature grade. Confirm current lifecycle status as this series may be obsolete or subject to discontinuation notices. Ensure compatibility with existing root complex designs before procurement.

Specialized Selection Notes

Select this component when designing systems requiring deterministic, low-latency switching across multiple PCIe Gen2 endpoints. Consider the partitionable architecture if multi-root topology is required. Evaluate thermal management requirements for the specific package variant.

Specialized Part Context

This part belongs to the 89H48 family of PCIe switches from Renesas (formerly IDT). These devices are engineered for data center and enterprise applications where high port density and non-blocking performance are critical. The T12 designation typically indicates specific pinout or feature variations within the broader 89H48 portfolio.

Specialized Replacement Considerations

Check for direct substitutes such as the 89H48H12G2 series variants. Verify if newer generations like the 89HPES48H12 offer backward compatibility. Consult Renesas for obsolescence notifications and recommended alternative part numbers.