Preliminary Product Specification
Multi-rate CWDM Pluggable SFP Transceiver
FWLF1621P2Txx
PRODUCT FEATURES
• Up to 2.67 Gb/s bi-directional
data links
• Hot-pluggable SFP footprint
• Built-in digital diagnostic
functions
• Cooled DFB laser transmitter in 8
possible CWDM wavelengths
• Duplex LC connector
• Very low jitter
APPLICATIONS
• Metro Access Rings and Point-to-
Point networking for SONET, Gigabit
Ethernet and Fibre Channel
• Metal enclosure, for lower EMI
• Single 3.3V power supply
• Low power dissipation
• Outside plant and industrial
communication networks
• Operating temperature range:
-40°C to 85°C
Finisar’s FWLF1621P2Txx 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 in environments
where temperatures are not controlled. 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
Code
Clasp Color
Code
Wavelength Xx
Wavelength xx
1471 nm
1491 nm
1511 nm
1531 nm
47
49
51
53
Gray
Violet
Blue
1551 nm
1571 nm
1591 nm
1611 nm
55
57
59
61
Yellow
Orange
Red
Green
Brown
Finisar Corporation November 2007 Rev.A Preliminary and Confidential
Page 1