WM7216E Low Power Top Port Digital Silicon Microphone

Cirrus Logic

Description

WM7216E Low Power Top Port Digital Silicon Microphone .
The WM7216 is a low-profile digital silicon microphone, optimised for use with low-power ‘Always-on’ voice control applications, such as Cirrus Logic®.

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Datasheet Specifications

Part number: WM7216E
Manufacturer: Cirrus Logic
File Size: 688.05 KB
Datasheet: WM7216E-CirrusLogic.pdf
Description: Low Power Top Port Digital Silicon Microphone

Features

* High SNR (63dB)
* Low variation in sensitivity (±1dB tolerance)
* Low current consumption - 10μA (Sleep) - 290μA (Voice mode) - 980μA (Hi-Fi Record mode)
* PDM digital audio output
* Stereo/array operation
* Proprietary ADC technology - Reduced clock-jitter sensitivity - Lo

Applications

* such as Cirrus Logic® SoundClear™ software. The WM7216 supports two operational modes, selected according to the applied clock frequency. ‘Voice’ mode provides low current consumption, and sufficient SNR performance for speech recognition algorithms. ‘Hi-Fi Record’ mode offers wide dynamic range, a

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WM7216E Low Power Top Port Digital Silicon Microphone Cirrus Logic

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