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STMicroelectronics MP34DB02 stereo digital microphone

The MP34DB02 is an ultra-compact, low-power, omnidirectional, digital MEMS microphone built with a capacitive sensing element and an IC interface with stereo operation capability.

STMicroelectronics-MP34DB02-product-picture

The MP34DB02 is an ultra-compact, low-power, omnidirectional, digital MEMS microphone built with a capacitive sensing element and an IC interface with stereo operation capability.The sensing element, capable of detecting acoustic waves, is manufactured using a specialized silicon micromachining process dedicated to produce audio sensors.The IC interface is manufactured using a CMOS process that allows designing a dedicated circuit able to provide a digital signal externally in PDM format.

 

Key features

  • 62.6 dB signal-to-noise ratio
  • 120 dBSPL acoustic overload point
  • –26 dBFS sensitivity
  • RHLGA package

     

Additional features

  • ​Single supply voltage
  • Low power consumption
  • 120 dBSPL acoustic overload point
  • 62.6 dB signal-to-noise ratio
  • Omnidirectional sensitivity
  • –26 dBFS sensitivity
  • PDM single-bit output with option for stereo configuration
  • RHLGA package
    • Bottom-port design
    • SMD-compliant
    • EMI-shielded
    • ECOPACK® , RoHS and “Green” compliant

 

Applications

  • Mobile terminals
  • Laptop and notebook computers
  • Portable media players
  • VoIP

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