QSFP PSM LR4 are a high performance, low power consumption, long reach interconnect solution supporting 40G Ethernet, fiber channel and PCIe. It is compliant with the QSFP MSA and IEEE 802.3ae 10GBASE-LR/LW3. QSFP PSM LR4 is an assembly of 4 full-duplex lanes, where each lane is capable of transmitting data at rates up to 11.1Gb/s, providing an aggregated rate of 40Gb/s.
The QSFP+LR4 module is a 40Gb/s optical transceiver module for serial optical communication applications, The design is compliant to 40GBASE-LR4 of the IEEE P802.3ba standard, and transmission distance up to 10 km on SMF.
The QSFP+SR4 module is a 40Gb/s optical transceiver module for serial optical communication applications. The design is compliant to 40GBASE-SR4 of the IEEE P802.3ba standard, and transmission distance up to 100m on OM3 MMF and 150m on OM4 MMF. Digital diagnostics functions are available via an I2C interface as specified by the SFF-8436 QSFP+ MSA.