UQ9-06-010

Ed:1.4

Date:02.Nov.2006

Page 2 of 14

MITSUBISHI (OPTICAL DEVICES)

MF-27WXE Series

100Mbps-2.7Gbps, Multi-Rate DWDM SFP TRANSCEIVER MODULE

3. Block diagram

Control

Circuits

(DDM)

Memory

L

MOD_DEF[2]

MOD_DEF[1]

RD+

TD+

RX_LOS

TX_DISABLE

TX_FAULT

OPT_IN

OPT_OUT

Bias

circuit

Fault Detector

Temperature

Monitor Circuit

RD-

TD-

APD BIAS CIRCUIT

(DC/DC Converter)

Signal Detect

Circuit

Limiting Amp

&Low pass Fil.

Driver

APD

TIA

ROSA

LD

Monitor

PD

TOSA

Supply Voltage

Monitor Circuit

LD Bias & Pout

Monitor Circuit

Rx Received Po

Monitor Circuit

A.T.C

Cooler/

Sensor

4. Absolute Maximum Ratings

Stress below listed absolute maximum rating may cause permanent damage to the module.

This is a stress only and functional operation of the module at these or any other conditions in excess of

those given in the operational sections of this data sheet.

Exposure to Absolute Maximum Rating for extended periods may affect module reliability.

Parameters

Symbol

Ratings

Unit

Supply voltage

Vcc

0 to +4.0

V

Storage temperature

Tstg

-40 to +85

°C

Operating case temperature

Tc

-5 to +70

°C

Relative humidity (non condensation)

-

5 to 85

%