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WM7220 WM7220IMSE Low-profile silicon digital microphone

 

Manufacturer

Wolfson

Manufacturer Part

WM7220IMSE

Description

MEMS Microphones Digital MEMS mic

Application

Mobile telephone handsets

Portable computers

Portable media players

Digital still cameras

Digital video cameras

Bluetooth headsets

Portable navigation devices

Datasheet

WM7220

Details

Image

 

FEATURES

High SNR; selectable sensitivity tolerance options

- WM7220 – SNR 58dB, Sensitivity +/- 3dB

- WM7220E – SNR 58dB, Sensitivity +/- 1dB

Low power

- Sleep mode - 2μA

- Normal operation - 700μA

Low profile packaging

Support for automated flow solder assembly

PDM digital audio output

Stereo/array operation

Proprietary ADC technology

- Reduced clock jitter sensitivity

- Low noise floor modulation

- Stable in overload condition

Top port package

1.64V to 3.7V supply

4.72 x 3.76 x 1.22mm thin package design

 

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