DATASHEET | FEBRUARY 2012

FIBER OPTICS

| REV 2012.02

Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.

Applications

1310 nm Forward Path/Return Path

Broadcast and Narrowcast Networks

Long Distances

High Optical Splits

Features

OC-48 Pinout Compatilble

Negative Bias

Cooled

Up to 31 mW

Wide Temperature Range, Stable Even

in Harsh Environments

RoHS Compliant

The 1688 1310 nm DFB laser modules are designed for both broadcast and

narrowcast analog applications. The linear, OC-48 pinout compatible devices

feature up to 31 mW of output power.

The 1688 module is intended for OEM 1310 nm CATV transmitter designs

optimizing cost-effectiveness and performance simultaneously.

Performance Highlights

Parameters

Min

Typical

Max

Units

Wavelength

1300

-

1320

nm

Optical Output Power

6

-

31

mW

Operating Current

35

-

100

mA

Temperature Range

-40

-

+85

C

Frequency Range

5

-

1002

MHz

Carrier to Noise Ratio (79 ch., NTSC)

50

51

-

dB

Composite Second Order (79 ch., NTSC)

57

-

-

dB

Composite Triple Beat (79 ch., NTSC)

65

-

-

dB

1688 1310 nm DFB Laser Module