MEMS microphone module for ESP32

Category Tag

Item Code:MD047

Specifications:

  • Features: Microphone with I2S digital interface with 24-bit data accuracy
  • Signal-to-noise ratio: SNR 61 dBA
  • Sensitivity: -26 dBFS
  • Frequency response: 60 Hz to 15 kHz
  • Power consumption: 1.4 mA
  • High PSR: -75 dBFS

Interface connection:

  • SCK: Serial clock for the I2S interface
  • WS: Select serial data word for I2S interface
  • L/R: Left/Right Channel Selection:
    • When set to low, the microphone outputs its signal to the left channel of the I2S frame.
    • When the level is set to high, the microphone outputs the signal to the right channel.
  • SD: Serial data output for I2S interface
  • VCC: Input supply voltage from 1.6V to 3.6V
  • GND: power ground

 

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