40G CWDM QSFP+ single lambda λ PAM4 transceiver modules are designed for 40 Gigabit Ethernet links over 10km single mode fiber with passive CWDM Mux Demux together. Digital diagnostics functions are available via an I2C interface, as specified by the QSFP+MSA.
FEATURES
Single wavelength 40GE transmission
Fixed wavelengths on CWDM ITU Grid 1270nm to 1330nm
Single 3.3V Power Supply and Power dissipation < 3.5W
Up to 10km over SMF
Commercial case temperature range of 0°C to 70°C
4x10G XLAUI Interface at host side
LC Duplex fiber connnector
I2C interface with integrated Digital Diagnostic Monitoring
SPECIFICATION
| FORM FACTOR | QSFP+ | PROTOCOLS | 40G Ethernet |
| INTERFACE | CWDM | MODULATION | PAM4 |
| TYPE | CWDM LR | CDR | none |
| DISTANCE | 10 km | POWERBUDGET (DB) | 9 dB |
| TEMPERATURE RANGE | 0°C - 70°C | TRANSMIT MIN/MAX PER LANE | -1 dBm / 4 dBm |
| BANDWIDTH | 42.5 Gbit/s | RECEIVER MIN/MAX PER LANE | -10 dBm / 4 dBm (overload) |
| DIGITAL DIAGNOSTIC MANAGEMENT (DDM) | Yes | LASER | DFB |
| INBUILT FEC | Yes | RECEIVER TYPE | PIN |
| CONNECTOR / POLISH | LC-Duplex | POWER CONSUMPTION | 3.5 W |
Applications
40G CWDM/DWDM QSFP+: Data Center Interconnect (DCI)
