WM7211E Datasheet - Cirrus Logic

WM7211E Top Port Digital Silicon Microphone

The WM7211 is a low-profile silicon digital microphone. It offers high Signal-to-Noise Ratio (SNR) and low power consumption and is suited to a wide variety of consumer applications. The WM7211 incorporates Cirrus’s proprietary CMOS/MEMS membrane technology, offering high reliability and high perfor.

WM7211E Features

* High SNR (61dB)

* Low variation in sensitivity (±1dB tolerance)

* Low current consumption - 2μA (Sleep) - 735μA (Normal operation)

* PDM digital audio output

* Stereo/array operation

* Proprietary ADC technology - Reduced clock jitter sensitivity - Low noise floor - Stable

WM7211E-CirrusLogic.pdf