400GBASE-SR4 50m QSFP-DD Optical Transceiver with DDM

Key Features

• QSFP-DD MSA compliant
• 8X26.5625GBaud electrical interface
• 4X53.125GBaud Optical interface
• Up to 50m on OM4 with MMF
• MPO-12 APC optical receptacle type
• Commercial case temperature:0~70℃
• Single 3.3V power supply
• Maximum power consumption 9 Watts
• CMIS 5.0 standard interface
• Aligned to IEEE802.3db

Applications

• 400GBASE-SR4 400G Ethernet
• Data Center Interconnect

Compliance

• IEEE802.3 db
• RoHS 2.0
• CMIS 5.0

Description

The TD-ATMM50M85C4 is a QSFP-DD optical transceiver for 4X53.125GBaud optical links, and
the electrical interface is 8x26.5625GBaud. Transmission is based on VCSEL 850nm with electrical
driver, while Receiver side is based on PIN photodetector and TIA. Module is equipped with DSP to
provide channel equalization. The receptacle of the optical type is APC MPO-12.