Alinx Electronic Limited

FL2121 4-way PHY Gigabit Ethernet port module LPC FMC Card

FL2121 is a 4-way 10/100/1000Mbps adaptive Ethernet communication interface module. The FMC module adopts the JL2121 Ethernet PHY chip, which supports 10/100/1000 Mbps network transmission rate. interface is RJ45.


Item number VAR-827002778

Manufacturer Product Number: FL2121

Taric/custom code: 8542399000


Available for immediate dispatch: 0
Expected dispatch delay beyond available stock: up to 2 weeks

Item located in and dispatched from: Riedlingen, Germany


EUR 163.60 *
Content 1 piece
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FL2121 4-channel PHY Gigabit Ethernet port module LPC FMC Card

Product Description

FL2121 is a 4-way 10/100/1000Mbps adaptive Ethernet communication interface module. The FMC module adopts the JL2121 Ethernet PHY chip, which supports 10/100/1000 Mbps network transmission rate. interface is RJ45.


FL2121 has a standard  FMC LPC interface that can be connected to the ALINX FPGA carrier board for use.


Key Features

  • ● Chip Model: JL2121
    ● Number of Ports: 4
    ● Working Mode: RGMII
    ● Working Rate: 10/100/1000Mbps Adaptive
  • ● Working temperature: -40 ℃~85 ℃
    ● FMC LPC connector
    ● Dimensions: 76.5 x 69 mm form factor

Item ID 102338
Condition New
Model FL2121
Manufacturer Alinx Electronic Limited
Manufacturing country China
Content 1 piece
Weight 1000 g
Net weight 1000 g
Customs tariff number 8542399000

Module Features

FL2121 4-channel PHY Gigabit Ethernet port module LPC FMC Card


Module Architecture

FL2121 4-channel PHY Gigabit Ethernet port module LPC FMC Card

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Not all features are available simultaneously – please check the documentation for any applicable constraints.

All specifications are subject to change without notice. Please verify component specifications with vendor's datasheets.

ALINX provides product user manuals for each product.


What's Inside the Box

FMC Cards1



Product Matrix

Product Model

USD Price

FL2121145