ADN2841ACPZ-48

Overview

The ADN2841ACPZ-48 is a dual-loop laser diode driver from Analog Devices, designed for high-speed optical transmission. It supports data rates from 50 Mbps to 2.7 Gbps and operates on a single 5 V supply. The device features a bias current range of 2 mA to 100 mA and a modulation current range of 5 mA to 80 mA. It utilizes a 48-lead LFCSP package and includes closed-loop control for power and extinction ratio.

Feature Summary

• Dual-loop control architecture for precise laser regulation
• Integrated automatic laser shutdown (ALS) protection
• Supports dual monitor photodiode functionality for DWDM applications

Applications

• DWDM dual MPD wavelength fixing
• SONET OC-1/3/12/48 systems
• SDH STM-1/4/16 networks
• Fibre Channel interfaces
• Gigabit Ethernet links

Procurement Notes

Verify component authenticity through authorized channels due to restricted supply status. Confirm RoHS compliance details and moisture sensitivity levels prior to integration. Ensure proper handling procedures are followed given the surface mount packaging type. Cross-reference datasheet revisions to confirm pinout compatibility with existing designs.

Selection Notes

Select this driver for applications requiring simultaneous control of laser power and extinction ratio at speeds up to 2.7 Gbps. The dual-loop design simplifies board layout by integrating necessary feedback mechanisms. Consider the 48-lead LFCSP package for compact form factor requirements in dense optical modules.

Part Context

This component belongs to the ADN2841 series of laser drivers manufactured by Analog Devices. It is part of a family of interface ICs designed for fiber optic communication systems. The device integrates advanced control algorithms to ensure stable laser operation across varying temperature conditions.

Replacement Considerations

The ADN2841ACP-32 is a related variant offering reduced functionality in a 32-lead LFCSP package. Verify specific feature availability and pin compatibility before substituting.