Provides 48 PCIe Gen3 lanes and 12 ports of high-performance, deterministic system interconnect switching. All ports receive full line rate, non-blocking throughput for multiple traffic flows regardless of switch loading.


  • 48 PCIe Gen3 Lanes, 12 Switch Ports
  • Non-blocking switch architecture optimized for High Performance System Interconnect
  • Partionable switch architecture for true mutli-root support
  • Internal buffering and flow control credits optimized for maximum bandwidth and large payloads
  • Low latency, Low power

Product Options

Part Number Part Status Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
Last Time Buy FCBGA 676 C Yes Tray
Last Time Buy FCBGA 676 I Yes Tray

Documentation & Downloads

Title Other Languages Type Format File Size Date
Datasheets & Errata
89H48H12G3 Device Errata (Rev YC) Errata PDF 61 KB
89H48H12G3 Data Sheet Datasheet PDF 368 KB
User Guides & Manuals
89H48H12G3 Device User Manual Manual PDF 2.83 MB
Application Notes & White Papers
AN-701, Hot-Swap in PCIe Based Systems Application Note PDF 351 KB
PDN# : CQ-20-05 End-of-Life (EOL) Process on Select Part Numbers Product Discontinuation Notice PDF 720 KB
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
PCI Express Gen3 Browser Rev 1.52 Windows Software Tool ZIP 42.98 MB
89H48H12G3 BSDL (YB Revision) Model - BSDL BSDL 36 KB
IDT 48-Lane 12-Port PCIe® Gen3 System Interconnect Switch Product Brief PDF 396 KB

Boards & Kits

Part Number Title Type Company
89KTPES48H12G3 Evaluation Board SDK for the 89H48H12G3 Evaluation Renesas