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TomRett
Associate III
November 29, 2023
Solved

MEMS IMP23ABSU microphone

Hi, is the sensitivity in the datasheet (-38 dBV +-1) normalized to 1 Pa (e.g. -38 dB re 1V/Pa)?

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Federica Bossi
Federica BossiBest answer
ST Technical Moderator
November 29, 2023

Hi @TomRett ,

IMP23ABSU has a sensitivity of -38dBV with an input of a 1kHz sound wave of amplitude 1 Pascal rms (=94dBSPL)

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Federica Bossi
Federica BossiBest answer
ST Technical Moderator
November 29, 2023

Hi @TomRett ,

IMP23ABSU has a sensitivity of -38dBV with an input of a 1kHz sound wave of amplitude 1 Pascal rms (=94dBSPL)

In order to give better visibility on the answered topics, please click on 'Best answer' on the reply which solved your issue or answered your question.
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