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FAN3852 Datasheet Microphone Pre-amplifier

Manufacturer: onsemi

Overview: Microphone Pre-Amplifier with Digital Output FAN3852.

General Description

The FAN3852 integrates a pre−amplifier, LDO, and ADC that converts Electret Condenser Microphone (ECM) outputs to digital Pulse Density Modulation (PDM) data streams.

The pre−amplifier accepts analog signals from the ECM and drives an over−sampled sigma delta Analog−to−Digital Converter (ADC) and outputs PDM data.

The PDM digital audio has the advantage of noise rejection and easy interface to mobile handset processors.

Key Features

  • an integrated LDO and is powered from the system supply rails up to 3.63 V, with low power consumption of only 0.85 mW and less than 20 mW in Power.
  • Down Mode. Features.
  • Optimized for Mobile Handset and Notebook PC Microphone.

FAN3852 Distributor & Price

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