FTL4C1QL3C Finisar

Product Specification 40GBASE-LR4 Lite QSFP+ Optical Transceiver Module FTL4C1QL3C 9BPRODUCT FEATURES Hot-pluggable QSFP+ form factor Supports 41.2 Gb/s aggregate bit rates Power dissipation < 3.5W RoHS-6 compliant Commercial case temperature range 0C to 70C Single 3.3V power supply Maximum link length of 2km on 1 Single Mode Fiber (SMF) APPLICATIONS Uncooled 4x10Gb/s CWDM transmitter 40GBASE-LR4 Lite 40G Ethernet XLPPI electrical interface Duplex LC receptacles Built-in digital diagnostic functions, including Tx/Rx power monitoring Finisars FTL4C1QL3C QSFP+ transceiver modules are designed for use in 40 Gigabit 1,2 Ethernet links over single mode fiber. They are compliant with the QSFP+ MSA and IEEE 3 802.3ba 40GBASE-LR4 . Digital diagnostics functions are available via an I2C interface, as specified by the QSFP+ MSA. The optical transceiver is compliant per the RoHS Directive 4 5 2011/65/EU . See Finisar Application Note AN-2038 for more details . 3B PRODUCT SELECTION 16BFTL4C1QL3C L: 40GBASE-LR4 Lite (non-standard) optical interface 3: Third generation product C: Commercial temperature rate Finisar Corporation November 2019 Rev A0 Page 1 FTL4C1QL3C Product Specification I. Pin Descriptions Figure 1 QSFP+ MSA-compliant 38-pin connector Pin 6BSymbol Name/Description Notes 1 GND Ground 1 2 Tx2n Transmitter Inverted Data Input 3 Tx2p Transmitter Non-Inverted Data Input 4 GND Ground 1 5 Tx4n Transmitter Inverted Data Input 6 Tx4p Transmitter Non-Inverted Data Input 7 GND Ground 1 8 ModSelL Module Select 9 ResetL Module Reset 10 Vcc Rx +3.3 V Power supply receiver 11 SCL 2-wire serial interface clock 12 SDA 2-wire serial interface data 13 GND Ground 1 14 Rx3p Receiver Non-Inverted Data Output 15 Rx3n Receiver Inverted Data Output 16 GND Ground 1 17 Rx1p Receiver Non-Inverted Data Output 18 Rx1n Receiver Inverted Data Output 19 GND Ground 1 20 GND Ground 1 21 Rx2n Receiver Inverted Data Output 22 Rx2p Receiver Non-Inverted Data Output 23 GND Ground 1 24 Rx4n Receiver Inverted Data Output 25 Rx4p Receiver Non-Inverted Data Output 26 GND Ground 1 Finisar Corporation November 2019 Rev A0 Page 2