89H16NT16G2ZAHL

Overview

The Renesas Electronics 89H16NT16G2ZAHL is a PCIe Gen2 system interconnect switch providing 16 lanes and 16 ports. It operates within a commercial temperature range of 0°C to +70°C and utilizes a 324-lead FCBGA package with dimensions of 19.0 x 19.0 mm. The device supports data rates up to 5.0 GT/s per lane, achieving a total throughput of 128 Gb/s. Power supply requirements include voltages of 1 V, 2.5 V, and 3.3 V. This component is classified as obsolete and is no longer in active production.

Feature Summary

• Non-blocking switch architecture optimized for high-performance system interconnect applications
• Partionable switch architecture enabling true multi-root support capabilities
• Supports multiple Nontransparent Bridging (NTB) functions for isolated domain communication

Applications

• High-performance system interconnect switching
• Multi-root server architectures requiring partitionable switching
• Network infrastructure equipment utilizing PCIe Gen2 standards

Procurement Notes

This component is officially listed as obsolete by the manufacturer. Verification of availability requires checking authorized distributors for remaining stock or approved second-source alternatives. Ensure that any sourced units match the specific suffix requirements for lead-free status and moisture sensitivity level before integration into designs.

Selection Notes

Engineers should evaluate this part against current generation switches due to its obsolete status. Consider the 324-FCBGA footprint constraints and the specific voltage domains required for proper operation. Verify compatibility with existing PCB layouts and thermal management solutions designed for commercial grade temperature ranges when selecting replacement components.

Part Context

The 89H16NT16G2ZAHL belongs to the IDT 89HPES16NT16G2 family of PCI Express switches. It was originally manufactured by Integrated Device Technology, Inc., which was later acquired by Renesas Electronics. This series provides deterministic switching for PCIe Gen2 environments, serving as a bridge between host processors and peripheral devices in complex computing systems.

Replacement Considerations

Direct functional replacements are limited due to the obsolete status. Potential substitutes include newer generations from Renesas or other vendors offering similar 16-lane PCIe Gen2/Gen3 switching capabilities. Verify pinout compatibility and electrical specifications carefully when migrating to alternative parts.