FWLF1521P2N55

Product Specification Multi-rate CWDM Pluggable SFP Transceiver FWLF1521P2Nxx PRODUCT FEATURES Up to 2.67 Gb/s bi-directional data links Hot-pluggable SFP footprint Built-in digital diagnostic functions Uncooled DFB laser transmitter in 8 possible CWDM wavelengths Duplex LC connector Very low jitter APPLICATIONS Single 3.3V power supply Metro Access Rings and Point-toPoint networking for SONET, Gigabit Ethernet and Fibre Channel Low power dissipation High temperature environments Metal enclosure, for lower EMI Operating temperature range: -10°C to 85°C Finisar’s FWLF1521P2Nxx CWDM Small Form Factor Pluggable (SFP) transceivers are designed for operation in Metro Access Rings and Point-to-Point networks using SONET1,Gigabit Ethernet2 and Fibre Channel3 networking equipment. They are available in eight different CWDM wavelengths and comply with ITU CWDM standard4. Digital diagnostics functions can be accessed via an I2C serial bus. In addition, the transceivers comply with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA)5 are RoHS and lead free compliant per Directive 2002/95/EC6 and Finisar Application Note AN-20387. PRODUCT SELECTION Clasp Color Wavelength xx Code 1471 nm 47 Gray 1491 nm 49 Violet 1511 nm 51 Blue 1531 nm 53 Green Finisar Corporation April 2012 Rev.C. Confidential Wavelength 1551 nm 1571 nm 1591 nm 1611 nm xx 55 57 59 61 Clasp Color Code Yellow Orange Red Brown Page 1 Finisar FWLF1521P2Nxx SFP Product Specification – April 2012 I. Pin Descriptions Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Symbol VEET TFAULT TDIS MOD_DEF(2) MOD_DEF(1) MOD_DEF(0) Rate Select LOS VEER VEER VEER RDRD+ VEER VCCR VCCT VEET TD+ 19 20 TDVEET Name/Description Transmitter Ground (Common with Receiver Ground) Transmitter Fault. Not supported. Transmitter Disable. Laser output disabled on high or open. Module Definition 2. Data line for Serial ID. Module Definition 1. Clock line for Serial ID. Module Definition 0. Grounded within the module. No connection required Loss of Signal indication. Logic 0 indicates normal operation. Receiver Ground (Common with Transmitter Ground) Receiver Ground (Common with Transmitter Ground) Receiver Ground (Common with Transmitter Ground) Receiver Inverted DATA out. AC Coupled Receiver Non-inverted DATA out. AC Coupled Receiver Ground (Common with Transmitter Ground) Receiver Power Supply Transmitter Power Supply Transmitter Ground (Common with Receiver Ground) Transmitter Non-Inverted DATA in. 100 ohm termination between TD+ and TD-, AC Coupled thereafter. Transmitter Inverted DATA in. See TD+ Transmitter Ground (Common with Receiver Ground) Ref. 1 2 3 3 3 4 5 1 1 1 1 1 1 Notes: 1. Circuit ground is internally isolated from chassis ground. 2. Laser output disabled on TDIS >2.0V or open, enabled on TDIS