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The PI7C9X2G304SV is a PCI Express® 2.1 3-port/4-lane PCI Express ExtremeLo Packet Switch specifically designed to meet the latest low-power, lead (Pb)-free and green system requirements. The PI7C9X2G304SV is a high-performance, cost-effective solution that can be implemented in systems such as Embedded system, AI, IoT, IPC, Wi-Fi router, Printer, NAS, HBA, STB, PC and other power-sensitive high performance platforms.

The PI7C9X2G304SV provides one x1 (or x2) upstream port and two x1 downstream ports. The PI7C9X2G304SV provides users the flexibility to expand or fan-out from a wide range of x86, ARM and MIPS based embedded SoC/ chipset, FPGA, and other Application Specific ICs.


  • Wireless AP/ Router/ Gateway
  • Networking/ Telecom
  • Embedded system/ IPC/ Industrial control
  • Set-top box and consumer devices
  • NAS/ Storage
  • Peripheral/ Printer/ MFP
  • Surveillance/ Security and Combo cards
  • IoT/ AI
  • PC/ NB PCIe slot expansion


  • Integrated 100MHz Clock buffer for each downstream port
  • Support Surprise Hot-Plug (DPC)
  • Peer-to-peer Switching between any two downstream ports
  • Reliability, Availability and Serviceability
    • Supports Data Poisoning and End-to-End CRC
    • Advanced Error Reporting and Logging
    • IEEE 1149.1 JTAG interface support
  • 150ns typical latency for packet running through switch without blocking
  • Supports up to 512-byte maximum payload size
  • Advanced Power Savings: Empty downstream ports are set to idle

Product Specifications

Product Parameters

Ports 3
Lanes 4
Power 0.3
Latency 150
Temperature -40 to 85

Technical Documents

Recommended Soldering Techniques


Additional Technical Documents are available upon request: 
Application information, Design tool model software, Design kits, Evaluation board, and Other technical documents

Request Documents
Orderable Part Number Status Package Environmental Compliance Packing Buy from Distributor /
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Request Samples
Qty. Carrier
PI7C9X2G304SVAFDEEX Active L-QFP140140-128EP GREEN 1000 T&R Request Sample

Environmental Compliance Legend:
LFF: Pb-Free Finish and RoHS 5/6
TLFP: Totally Pb-Free Product and RoHS 6/6
LFGP: Pb-free Finish and Green Product, RoHS 5/6 and Halogen Free
TPGP: Totally Pb-Free and Green Product, RoHS 6/6 and Halogen Free
GREEN: Halogen-free and RoHS compliant
RoHS: RoHS compliant but NOT halogen-free


Product Change Notices

PCN # Issue Date Subject
PCN-2466 2020-07-02 Package Change and Additional Qualified Plating Source