89HPES24N3AZGBX

Specialized Overview

The 89HPES24N3AZGBX is a PCI interface IC featuring 24 PCIe Gen1 lanes and 3 switch ports. It utilizes an SBGA package with 420 lead count. The component supports root-to-peripheral and peer-to-peer data transfers, offering internal buffering and flow control credits optimized for maximum bandwidth and large payloads. This device provides high-performance I/O expansion switching functions between one upstream port and two downstream ports.

Specialized Feature Summary

• Switch architecture optimized for I/O expansion
• Supports root-to-peripheral and peer-to-peer data transfers
• Internal buffering and flow control credits optimized for maximum bandwidth

Specialized Applications

• PCIe I/O expansion systems
• Root-to-peripheral connectivity solutions
• Peer-to-peer switching applications

Specialized Procurement Notes

This component is officially discontinued and no longer manufactured by Renesas Electronics Corporation. Availability is restricted to existing stock or surplus channels only. Verify end-of-life status and product discontinuance notices before integration planning. Sourcing from authorized distributors may be limited. Ensure compatibility with current system designs as replacement parts are not guaranteed through standard manufacturing channels.

Specialized Selection Notes

Select this part for legacy systems requiring 24 PCIe Gen1 lanes with three-port switching capability. Consider the SBGA-420 package constraints during PCB layout. Evaluate thermal management requirements due to the dense pin configuration. Verify that the specific Gen1 speed meets system performance needs, as newer generations offer higher throughput. Confirm RoHS compliance status if required for specific regulatory environments.

Specialized Part Context

The 89HPES24N3AZGBX belongs to the 89HPES series of PCIe switches designed for high-performance I/O expansion. It serves as a bridge between upstream host interfaces and multiple downstream peripheral devices. The device integrates switching logic with traffic management features to maintain data integrity across the PCIe fabric.

Specialized Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the discontinued status, direct pin-to-pin replacements may not exist. System redesign or adapter solutions might be necessary to accommodate modern PCIe standards.