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Front of MEMS microphone module with USB connector for Arduino-DFRobot product sku:SEN0487 image.
Overhead shot of small MEMS microphone amplifier module with labeled dimensions in inches and centimeters.
Front of DFRobot MEMS microphone module with Arduino audio interface, 66dB gain for 3.3V/5V controllers.
Front of MEMS microphone module with pins and microcontroller chip for Arduino audio projects.
Angled shot of MEMS microphone module with labeled pins and QR code for Arduino audio projects
Fermion: MEMS Microphone Module - S15OT421(Breakout)_5
Fermion: MEMS Microphone Module - S15OT421(Breakout)_6
Fermion: MEMS Microphone Module - S15OT421(Breakout)_7
Fermion: MEMS Microphone Module - S15OT421(Breakout)_8

Fermion: MEMS Microphone Module - S15OT421(Breakout)

$2.90
SKU: SEN0487
This small MEMS microphone has a 66 amplifier gain, outputs 1.5V without sound, and captures acoustic waveforms easily, compatible with 3.3V/5V controllers.
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    IntroductionSpecificationDocumentsShipping List

    Introduction

    This tiny MEMS microphone has an amplifier gain of 66. When there is no sound detected, it outputs voltage around 1.5V. When speaking, you can easily get the acoustic waveform by ADC sampling. The module can be used on all kinds of 3.3V/5V main controllers.

    Connection Diagram

    Specification

  • Signal Type: Analog signal
  • Power Supply: 3.3V/5V
  • Directivity: All-round
  • Sensitivity: -42dB
  • S/N Ratio: 59dBA
  • Frequency Range: 100Hz~8KHz
  • Dimension: 18*12.5 mm/ 0.71*0.49”

    • Documents

    Shipping List

  • Fermion: MEMS Microphone Module ×1
  • 2.54-3P Black Single Row Pin Header ×1
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    Fermion: MEMS Microphone Module - S15OT421(Breakout)
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