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M5Stack PDM MEMS Microphone Unit (SPM1423)

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Product details

Management number 234964386 Release Date 2026/07/02 List Price $1.80 Model Number 234964386
Category
  • M5Stack PDM MEMS Microphone Unit (SPM1423)
  • Offers high signal to noise ratio
  • Features anti-radio frequency interference
  • Low Power Consumption
  • Lets you PDM encoding output (CLK/DAT)
  • LEGO Compatible

The M5Stack PDM MEMS Microphone Unit (SPM1423) is a digital MEMS silicon-based microphone based on PDM (Pulse Density Modulation) signal.

It automatically switches the microphone state according to the clock frequency (power down/activate/sleep) and can be widely used for audio data collection on wearable devices and smart digital devices.

Applications

  • Spectrum Analyzer
  • Recorder
  • Loudness meter

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