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ADN2871 - Single-Loop Laser Diode Driver

Description

The ADN2871 laser diode driver is designed for advanced SFP and SFF modules, using SFF-8472 digital diagnostics.

The ADN2871 supports operation from 50 Mbps to 4.25 Gbps.

Features

  • SFP/SFF and SFF-8472 MSA-compliant SFP reference design available 50 Mbps to 4.25 Gbps operation Automatic average power control Typical rise/fall time 60ps Supports VCSEL, DFB, and FP lasers Bias current range 2 mA to 100 mA Modulation current range 5 mA to 90 mA Laser fail alarm and automatic laser shutdown (ALS) Bias and modulation current monitoring 3.3 V operation 4 mm × 4 mm LFCSP Voltage setpoint control Resistor setpoint control Pin-compatible with ADN2870.

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Full PDF Text Transcription

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www.DataSheet4U.com 3.3 V, 50 Mbps to 4.25 Gbps Single-Loop Laser Diode Driver ADN2871 FEATURES SFP/SFF and SFF-8472 MSA-compliant SFP reference design available 50 Mbps to 4.25 Gbps operation Automatic average power control Typical rise/fall time 60ps Supports VCSEL, DFB, and FP lasers Bias current range 2 mA to 100 mA Modulation current range 5 mA to 90 mA Laser fail alarm and automatic laser shutdown (ALS) Bias and modulation current monitoring 3.3 V operation 4 mm × 4 mm LFCSP Voltage setpoint control Resistor setpoint control Pin-compatible with ADN2870 GENERAL DESCRIPTION The ADN2871 laser diode driver is designed for advanced SFP and SFF modules, using SFF-8472 digital diagnostics. The ADN2871 supports operation from 50 Mbps to 4.25 Gbps.
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