Provides high-performance I/O expansion and switching functions between a PCIe upstream port and two downstream ports or peer-to-peer switching between downstream ports.

Features

  • 24 PCIe Gen1 Lanes, 3 Switch Ports
  • Switch architecture optimized for I/O Expansion
  • Supports root-to-peripheral (upstream-to-downstream) and peer-to-peer (downstream-to-downstream) data transfers
  • Internal buffering and flow control credits optimized for maximum bandwidth and large payloads
  • Low latency, Low power

Product Options

Orderable Part ID Part Status Pkg. Code Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
89HPES24N3YCBX Obsolete BX420 SBGA 420 C No Tray
Availability
89HPES24N3YCBXG Obsolete BXG420 SBGA 420 C Yes Tray
Availability
89HPES24N3YDBX Obsolete BX420 SBGA 420 C No Tray
Availability
89HPES24N3YDBXG Obsolete BXG420 SBGA 420 C Yes Tray
Availability

Technical Documentation

Title Other Languages Type Format File Size Date
Datasheets & Errata
89PES24N3 Device Errata (Revision YD) Errata PDF 145 KB
89PES24N3 Device Errata (Revision YC) Errata PDF 145 KB
89PES24N3 Data Sheet Datasheet PDF 565 KB
User Guides & Manuals
PCI Express Browser Rev 5.0.2 User Manual Manual PDF 2.49 MB
89EBPES24N3 Eval Board User Manual - Fab # 18-590-002 Manual - Eval Board PDF 1.69 MB
89PES24N3 Device User Manual Manual PDF 1.57 MB
PCIe Browser User Manual Manual PDF 2.49 MB
Application Notes & White Papers
AN-701, Hot-Swap in PCIe Based Systems Application Note PDF 283 KB
AN-573 System Interconnect Software Architecture for PowerQUICC-based Systems Application Note PDF 176 KB
AN-538 Hot-Plug Implementation in IDT PCI Express Switches Application Note PDF 91 KB
AN-532, PES24N3/PES24NT3 PCIe Switch Performance with External Cabling Application Note PDF 992 KB
AN-535 Power Measurement Techniques for IDT PCIe I/O Connectivity Switches Application Note PDF 225 KB
AN-508 Hot-Plug Implementation in the IDT PES24N3 PCI Express Switch Application Note PDF 60 KB
PCNs & PDNs
PDN# : CQ-17-02R1 Quarterly Market Declined PDN (revision1) Product Discontinuation Notice PDF 647 KB
PDN# : CQ-17-02 Quarterly Market Declined PDN Product Discontinuation Notice PDF 898 KB
PCN I0801-01 Die stepping Change Product Change Notice PDF 15 KB
PCN#I-0607-01 Product Change Notice PDF 35 KB
Other
EB24N3/EB24N3A (fab# 18-590-002) Eval Board OrCAD schematics Schematic ZIP 468 KB
Feature and Performance Differences Between 89PES24N3 and 89PES24N3A Report PDF 29 KB
89EBPES24N3 Eval Board Cadence Schematics - Fab # 18-590-002 Schematic ZIP 1.11 MB
PES24N3 24 Lane, 3 Port PCI Express Switch Product Brief Product Brief PDF 46 KB
89PES24N3 OrCAD Symbol Misc ZIP 6 KB

Software & Tools

Title Other Languages Type Format File Size Date
PCI Express Browser Rev 5.0.2 Windows Installation - Digitally Signed Software Tool ZIP 104.57 MB
PCI Express Browser Rev 5.0.2 Windows Installation Software Tool ZIP 54.45 MB
PCI Express Browser Rev 4.9 Linux Installation Software Tool ZIP 48.85 MB

Evaluation Boards

Part Number Title Sort ascending
89KTPES24N3 System Development Kit for the PES24N3 PCI Express I/O Expansion Switch