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GAOTek 100G CFP4 Transceiver with 100Gb/s (10Km)



This 100 Gbps 1295-1310nm CFP4 (C form-factor pluggable) transceiver is used with a single mode fiber to reach up to 6.2 Miles (10km). These transceivers support the Digital Diagnostics Monitoring Interface and the MDIO (Management Data Input/Output) interface. It is compliant to IEEE802.3ba standards.

Key Features

  • Compliant with 100GBASE-LR4
  • Integrated LAN WDM TOSA / ROSA for up to 6.2 Miles (10km) reach over SMF
  • Support line rates from 103.125 Gbps to 111.81 Gbps
  • Digital Diagnostics Monitoring Interface
  • Duplex LC optical receptacle
  • No external reference clock
  • Power dissipation < 6W
  • Single 3.3 V power supply
  • Case operating temperature range from 32°F to 158°F (0°C to 70°C)

Technical Specifications

Working Range Up to 6.2 Miles(10km)
Standards IEEE 802.3ba
Data rate 100 Gb/s
Wavelength 1295-1310nm
Transmitter Extinction Ratio 4 dB
Receiver Sensitivity -6.8 dBm
Dimensions 3.6 in x 0.84 in x0.37in(92×21.5×9.5 mm)
Supply Voltage -0.3 to 4V
Storage Temperature -40 °F to 185 °F (-40°C to 85°C)
Storage Ambient Humidity 5% to 95%
Case Operating Temperature 32°F to 158°F (0°C to 70°C)


  • Compliant with IEEE 802.3ba
  • Compliant with CFP MSA CFP4 Hardware Specification
  • Compliant with CFP MSA CFP4 Management Interface Specification

Pin Function Definitions:

Fig: CFP4 Optical transceiver pin-out

Table: CFP4 Optical Transceiver Pin Descriptions

Low Speed Electrical Characteristics

High Speed Electrical Characteristics

MDIO Management Interface

The GAOTek CFP4 Optical Transceiver incorporates MDIO management interface which is used for serial ID, digital diagnostics, and certain control and status report functions. The CFP4 transceiver supports MDIO pages 8000h NVR 1 Based ID registers, 8080h NVR 2 Extended ID registers, 8100h NVR 3 network lane specific registers , 8180h NVR 4 registers ,and pages A000h module VR 1 registers(module level control and DDM registers), A200h network lane VR 1 registers,A280h network lane VR 2 registers,A400h host lane VR1 specific registers. Details of the protocol and interface are explicitly described in CFP MSA Management Interface Specification. Please refer to the specifications for design reference.

Outline Dimensions


  • Local Area Network (LAN)
  • Data Center
  • Ethernet switches and router applications


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