100GBASE-SR4 QSFP28 850nm 100m Hi-Optel HQSFP28-381 Module

Short Description:

The QSFP28 SR4 module is a 100Gb/s optical transceiver module for serial optical communication applications, the design is compliant to 100GBASE-SR4 of the IEEE P802.3ba standard, and transmission distance up to 70m on OM3 MMF and 100m on OM4 MMF. Digital diagnostics functions are available via an I2C interface as specified by the SFF-8436 QSFP+ MSA.

Product Detail

Product Tags


The module is hot pluggable into the 38-pin connector. The high-speed electrical interface is based on low voltage logic, with nominal 100 Ohms differential impedance and AC coupled in the module. The module has 5 low speed pins for control and status.

A block diagram of QSFP+SR4 optical transceiver is shown below



● Four channel full-duplex transceiver modules
● Hot pluggable QSFP form factor
● Four channel 850nm VCSEL Array
● Four channel PIN detector Array
● Data rate up to 28Gbps per channel
● Maximum link length of 70m on OM3 Multimode Fiber (MMF) and 100m on OM4 MMF
● Maximum Power dissipation <3.5W
● Single 1x12 MPO receptacle
● Single +3.3V power supply operating
● Built-in digital diagnostic functions
● Operating Case Temperature:0℃~+70℃
● RoHS-6 compliant (lead-free)


● IEEE 802.3ba 100GBASE SR4 and 40GBASE SR4
● Data centers and Metro networks
● Other Optical Links


● Compliant with 100G Ethernet IEEE802.3ba
● Compliant with 100GBASE-SR4 Standard
● Compliant with SFF-8436 QSFP+ MSA

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