FTR-1629-XX DWDM GBIC Preliminary Product Specification – June 2003

F i n i s a r

© Finisar Corporation

PRELIMINARY and Confidential

Page 8

Rev D, June 2003

IX. Serial Communication Protocol

All Finisar optical GBICs implement serial identification features described for ‘Module

Definition “4”’ as outlined in Annex D of the GBIC Specification

Atmel AT24C01A 128 byte E

E

E

Finisar’s DWDM GBICs also support extended diagnostic features as described in

Finisar Application Note AN-2030, “Using the Finisar GBIC I

A controller IC that monitors system parameters such as laser current, module

temperature, transmitter power, and received power is accessible at address A2H.

Parameter

Symbol

Min

Typ

Max

Units

Notes/Conditions

I

(A0H) and Controller

IC (A2H)

0

100,000

Hz

Bus can be driven blind

Table 9. I