MEMS Microphones from Wolfson

Wolfson Microelectronics

Wolfson Microelectronics, Edinburgh, U.K., offers the WM7110 and WM7120 ultra-compact MEMS microphones. The CMOS/MEMS analog devices deliver ±1 dB sensitivity tolerance for use in consumer applications requiring low-power consumption and excellent signal quality. The WM7110 is 4.72 by 3.76 by 1.25 mm and the WM7120 is 3.76 by 2.95 by 1.10 mm. Both devices typically consume 160 µA and feature 0.5% max. THD at 100 dB sound pressure level and 62 dB SNR (A-weighted). Applications include mobile phones, portable media players, digital still cameras, video cameras, navigation devices, and noise canceling headphones.

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Company: Wolfson Microelectronics

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