MartinFowler

Development board based on MP23AB01DH fully differential analog MEMS microphone

STEVAL-MKI139V5

Overview

The STEVAL-MKI139V5 daughterboard contains four MP23AB01DH analog MEMS microphones.

The coupon concept facilitates performance testing of ST MEMS microphones. It is possible to detach the single PCBs hosting each microphone.

Main features

4 x MP23AB01DH bottom port analog MEMS microphones
V supply from 2.3 to 3.6 V
135 dBSPL acoustic overload point
Omnidirectional sensitivity
Frequency range 100 Hz - 10 kHz
65 dB of SNR
Sensitivity -38 dBFV ± 1 dBV
THD
THD
RoHS compliant

Design Files

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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.

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Update:2025-06-26 12:50:32

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