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ADMP521 Datasheet Ultralow Noise Microphone

Manufacturer: Analog Devices

General Description

The ADMP5211 is a high performance, ultralow noise, low power, digital output, bottom-ported omnidirectional MEMS microphone.

The ADMP521 consists of a MEMS microphone element and an impedance converter amplifier followed by a fourth-order sigma-delta (Σ-Δ) modulator.

The digital interface allows for the pulse density modulated (PDM) output of two microphones to be time-multiplexed on a single data line using a single clock.

Overview

Data Sheet.

Key Features

  • Ultralow Noise Microphone with Bottom Port and PDM Digital Output ADMP521.