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LAN9668
  • LAN9668

LAN9668

In Production

The LAN9668 is part of a family (LAN966x) of compact and cost-effective, multi-port Gigabit TSN Ethernet Switches with two integrated 10/100/1000BASE-T PHYs and a 600 MHz ARM Cortex A7 CPU subsystem. The LAN9668 includes eight ports.In addition to the two integrated PHYs, the LAN9668 supports up to 2 RGMII/RMII, up to 3 1000BASE-X/SerDes/2.5GBASE-X/KX, and up to 2 Quad-SGMII/Quad-USGMII interfaces.A comprehensive Application Programming Interface (API) and turnkey software development package accelerates time-to-market for managed Ethernet applications. The software API package integrates easily with third-party software, preserving existing software investments. Numerous software application notes and configuration guides are available here.To obtain the LAN9668 register file, click ...

Microchip Technology LAN9668 Product Info

16 April 2026 0

Parameters

Copper Support

10/100/1000 (2)

DownstreamPorts

8

Port Speed

10/100/1000/2500Mbps

Fiber Support

1000X 2500X

IEEE 1588

Yes

InterfaceUpStream

RMII RGMII SGMII QSGMII QUSGMII 1000Base-T (2)

LinkMDCableDiag

Yes

Managed

Yes

OpVoltage

1.1

Static MAC Address

8192

Supply Voltages

1.1

Temp Range Min (°C)

-40

Temp Range Max (°C)

125 (Junction)

Digital I/O Voltage

1.8/2.5/3.3

WakeonLAN

Yes

Features

  • 802.1Qbv (TAS)
  • 802.1Qav (CBS)
  • 802.1Qch (CQF)
  • 802.1Qci (PSFP)
  • 802.1AS-2020
  • 802.1CB (FRER)
  • 802.1Qbu/802.3br (Frame Preemption)
  • Up to 8x 1G ports
  • Fully managed L2 switching features
  • Commercial and Industrial Temperature Range
  • VSC6817 IStaX Linux Application Software Package
  • Description

    The LAN9668 is part of a family (LAN966x) of compact and cost-effective, multi-port Gigabit TSN Ethernet Switches with two integrated 10/100/1000BASE-T PHYs and a 600 MHz ARM Cortex A7 CPU subsystem. The LAN9668 includes eight ports.

    In addition to the two integrated PHYs, the LAN9668 supports up to 2 RGMII/RMII, up to 3 1000BASE-X/SerDes/2.5GBASE-X/KX, and up to 2 Quad-SGMII/Quad-USGMII interfaces.

    A comprehensive Application Programming Interface (API) and turnkey software development package accelerates time-to-market for managed Ethernet applications. The software API package integrates easily with third-party software, preserving existing software investments. Numerous software application notes and configuration guides are available here.

    To obtain the LAN9668 register file, click here.

    TFA (ARM Trusted Firmware) v2.8.17 is available here.

    Supported Ethernet Software Options


    Microchip's complimentary and confidential MicroCHECK design review service, which offers insight from the initial concept to the final PCB layout, is available to customers who are using our products in their projects. You can confidently submit your design materials in a secure and private setting, and our expert engineers will provide individualized feedback to enhance your design. MicroCHECK design review service is subject to Microchip's Program Terms and Conditions and requires a myMicrochip account.

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