 Finisar Corporation October 2015

Rev C1

Page 1

Product Specification

40GBASE-LR4 QSFP+ Optical Transceiver Module

FTL4C1QL1L

9B

PRODUCT FEATURES

 Hot-pluggable QSFP+ form factor

 Supports 41.2 Gb/s aggregate bit

rates

 Power dissipation < 3.5W

 RoHS-6 compliant

 Lite case temperature range 15°C

to 60°C

 Single 3.3V power supply

 Maximum link length of 2km 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

1

APPLICATIONS

 40GBASE-LR4 40G Ethernet

Finisar’s FTL4C1QE1C QSFP+ transceiver modules are designed for use in 40 Gigabit

Ethernet links over single mode fiber. They are compliant with the QSFP+ MSA

1,2

and

IEEE 802.3ba 40GBASE-LR4

3

. 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/EU

3B

PRODUCT SELECTION

16B

FTL4C1QL1L

E:

40GBASE-LR4 compliant optical interface

1:

First generation product

L:

Lite Temperature range and Reach