Finisar’s FTL4C1QW2N QSFP+ transceiver modules are designed for use in 40 Gigabit Ethernet links over single mode fiber. They are compliant with the QSFP+ MSA1,2 and IEEE 802.3ba 40GBASE-LR43. Digital diagnostics functions are available via an I2C interface, as
specified by the QSFP+ MSA. The optical transceiver is compliant per the RoHS Directive 2011/65/EU4 . See Finisar Application Note AN-2038 for more details5.
PRODUCT FEATURES
• Hot-pluggable QSFP+ form factor
• Supports 41.2 Gb/s aggregate bit
rates
• Power dissipation < 2.8 W
• RoHS-6 compliant
• Extended case temperature range –
10°C to 78°C
• Single 3.3V power supply
• Maximum link length of 10km on
Single Mode Fiber (SMF)
• Uncooled 4x10Gb/s CWDM
transmitter
• XLPPI electrical interface
• Duplex LC receptacles
• Built-in digital diagnostic
functions, including Tx/Rx power
monitoring
APPLICATIONS
• 40GBASE-LR4 40G Ethernet
