Product Specification 2.125 Gb/s RoHS Compliant Short-Wavelength SFP Transceiver FTLF8519P3ByL PRODUCT FEATURES Up to 2.125 Gb/s bi-directional data links Hot-pluggable SFP footprint Built-in digital diagnostic functions 850nm Oxide VCSEL laser transmitter Duplex LC connector RoHS Compliant and Lead-Free Up to 550m on 50/125m MMF, 300m on 62.5/125m MMF APPLICATIONS Metal enclosure, for lower EMI 1.25 Gb/s 1000Base-SX Ethernet Single 3.3V power supply <500mW power dissipation Dual Rate 1.063/2.125 Gb/s Fibre Channel Industrial operating temperature range: -40C to 85C Wireless CPRI, OBSAI, LTE Finisars FTLF8519P3xyL Small Form Factor Pluggable (SFP) transceivers are 1 compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA) . They are simultaneously compatible with Gigabit Ethernet as specified in IEEE Std 2 3 802.3 and Fibre Channel FC- PI-2 Rev. 5.0 . The transceiver is RoHS compliant and 4 per Directive 2011/65/EU . Finisar Application Note AN-2038. Digital diagnostics functions are available via the 2-wire serial bus specified in the SFP MSA. PRODUCT SELECTION FTLF8519P3xyL o y N Extended Temperature, -20 to 85 C o T Industrial Temperature, -40 to 85 C Finisar Corporation Aug 14, 2014 Rev. C1 Page 1 FTLF8519P3xyL Pluggable SFP Product Specification August 2014 I. Pin Descriptions Pin Symbol Name/Description Ref. 1 V Transmitter Ground (Common with Receiver Ground) 1 EET 2 T Transmitter Fault. FAULT 3 T Transmitter Disable. Laser output disabled on high or open. 2 DIS 4 MOD DEF(2) Module Definition 2. Data line for Serial ID. 3 5 MOD DEF(1) Module Definition 1. Clock line for Serial ID. 3 6 MOD DEF(0) Module Definition 0. Grounded within the module. 3 7 Rate Select No connection required 8 LOS Loss of Signal indication. Logic 0 indicates normal operation. 4 9 V Receiver Ground (Common with Transmitter Ground) 1 EER 10 V Receiver Ground (Common with Transmitter Ground) 1 EER 11 V Receiver Ground (Common with Transmitter Ground) 1 EER 12 RD- Receiver Inverted DATA out. AC Coupled 13 RD+ Receiver Non-inverted DATA out. AC Coupled 14 V Receiver Ground (Common with Transmitter Ground) 1 EER 15 V Receiver Power Supply CCR 16 V Transmitter Power Supply CCT 17 V Transmitter Ground (Common with Receiver Ground) 1 EET 18 TD+ Transmitter Non-Inverted DATA in. AC Coupled. 19 TD- Transmitter Inverted DATA in. AC Coupled. 20 V Transmitter Ground (Common with Receiver Ground) 1 EET Notes: 1. Circuit ground is internally isolated from chassis ground. 2. Laser output disabled on T >2.0V or open, enabled on T <0.8V. DIS DIS 3. Should be pulled up with 4.7k 10kohms on host board to a voltage between 2.0V and 3.6V. MOD DEF(0) pulls line low to indicate module is plugged in. 4. LOS is open collector output. Should be pulled up with 4.7k 10kohms on host board to a voltage between 2.0V and 3.6V. Logic 0 indicates normal operation logic 1 indicates loss of signal. VeeT 20 1 VeeT TD- 19 2 TXFault TD+ 18 3 TX Disable VeeT 17 4 MOD-DEF(2) VccT 16 5 MOD-DEF(1) Towards Towards VccR 15 Bezel 6 MOD-DEF(0) ASIC VeeR 14 7 Rate Select RD+ 13 8 LOS RD- 12 9 VeeR VeeR 11 10 VeeR Diagram of Host Board Connector Block Pin Numbers and Names Finisar Corporation Aug 14, 2014 Rev. C1 Page 2