QSFP28 100G CWDM4 2KM Transceiver

QSFP28 100G CWDM4 2KM LC Transceiver

IP-CALK02C23C QSFP28 transceiver modules are designed for use in 100 Gigabit Ethernet links over single-mode fiber. They are compliant with the QSFP28 MSA, CWDM4 MSA and IEEE 802. 3bm.Digital diagnostic functions are available via an I2C interface, as specified by the QSFP28 MSA. The optical transceiver is compliant per the RoHS Directive 2011/65/EU.


  • Supports 103.1Gb/s aggregate bit rate
  • 4x25Gb/s electrical interface
  • 4X25Gb/s CWDM transmitter and PIN/TIA receiver
  • Maximum link length of 2km on Single Mode Fiber (SMF)
  • Hot-pluggable QSFP28 from factor 
  • Single 3.3V power supply
  • Duplex LC receptacles
  • Maximum power dissipation<3.5W
  • RoHS-6 compliant and lead-free
  • I2C management interface
  • Case operating temperature
  • Commercial: 0°C to +70°C


Compatible model name QSFP28 100G 1270nm CWDM4 2KM Brand Inphilight
Package type QSFP28 Transmission rate 103.1 Gbps
wavelength 1271nm, 1291nm, 1311nm, 1331nm The longest transmission distance 2km@SMF
interface LC duplex Fiber type Single mode SMF
Transmitter type DML CWDM Receiver type PIN
Data diagnosis (DDM/DOM) Yes Commercial temperature 0~70°C (32~158°F)
Emitted light power -6.5~2.5dBm Receiving sensitivity <-11.5dBm
Power consumption 3.5W Extinction Ratio 3.5dB
Modulation NRZ CDR Send and receive
Transmission dispersion 3.0dB Power budget 5dB
Package solution COB package (chip on board package) FEC function Yes
Protocol QSFP28 MSA Application 100G Ethernet, data center


  • 100 Gigabit Ethernet

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