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M02067 -12/-13

9

3.3 Volt Laser Driver IC for GbE and Fibre Channel to 2.1 Gbps

Rev V4

3.0 Functional Description

3.1

Overview

The M02067 laser driver consists of a high-speed modulation driver and a laser bias generator with mean power

control (MPC). It is optimized for high speed, low power operation at 3.3V supply. Figure 3-1 demonstrates the

functionallity of the M02067.

Figure 3-1.

M02067 Block Diagram

X100

X60

Failure

Detect

DIS

ENA

55

55

FAIL

X1

OCA

DATA

BIASMON

MODMON

IBIAS

IMOD

OUT-

OUT+

VCC

IBIAS

RMPCSET

VCC

CMPC

VREF

PD

OCASET

RD

GNDA

RSHUNT

CSHUNT

VCC