ADN2872 Просмотр технического описания (PDF) - Analog Devices

Номер в каталоге

Компоненты Описание

производитель

ADN2872

3.3 V Dual-Loop, 50 Mbps to 3.3 Gbps Laser Diode Driver

Analog Devices 

ADN2872

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

General Description ......................................................................... 1

Applications Diagram ...................................................................... 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

SFP Timing Specifications........................................................... 4

Absolute Maximum Ratings............................................................ 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 7

Optical Waveforms ........................................................................... 9

Theory of Operation ...................................................................... 10

Dual-Loop Control..................................................................... 10

Control ......................................................................................... 11

REVISION HISTORY

3/09—Revision 0: Initial Version

Voltage Setpoint Calibration..................................................... 11

Resistor Setpoint Calibration.................................................... 13

IMPD Monitoring .......................................................................... 13

Loop Bandwidth Selection ........................................................ 14

Power Consumption .................................................................. 14

Automatic Laser Shutdown (Tx_Disable)............................... 14

Bias and Modulation Monitor Currents.................................. 14

IBIAS Pin ..................................................................................... 14

Data Inputs .................................................................................. 15

Laser Diode Interfacing ............................................................. 15

Alarms.......................................................................................... 16

Outline Dimensions ....................................................................... 17

Ordering Guide .......................................................................... 17

Rev. 0 | Page 2 of 20

Share Link: