TDK provides various ultra-compact MEMS microphones using advanced MEMS techniques, supporting advancement of voice interface technology. Using TDK MEMS microphone ICS-40212, RE MCU enables extreme low power voice recognition. This solution is suitable for wearable devices, home automation and various IoT device which requires long battery life with small size.


  • Voice recognition power RE01 MCU + ICS-40212 MEMS microphone: only 1.5mA
  • ICS-40212 Ultra-low power consumption
    • LOW-POWER MODE: Current consumption 55μA,  SNR66dBA, AOP 123dB SPL
    • HIGH-PERFORMANCE MODE: Current consumption 165μA, SNR66dBA, AOP128 dB SPL
  • Analog output (Single ended)
  • High sensitivity -38dBV with ±1dB tolerance


  • Wearable Devices
  • Home Automation
  • IoT Product


printNews & Additional Resources

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TDK MEMS Microphones External Link Feb 18, 2021