MAX9814 - electret microphone with amplifier - Adafruit 1713

Index: ADA-08782 EAN: 5903351249669

The module is equipped with electret microphone in the range from 20 Hz to 20 kHz and amplifier MAX9814 with auto gain control. The voltage of the work of 2.7 V to 5.5 V. The maximum gain is 60 dB.

MAX9814 - electret microphone with amplifier - Adafruit 1713
€10.90
€8.86 tax excl.
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Manufacturer: Adafruit

Description

The module is equipped with electret microphone in the range from 20 Hz to 20 kHz and amplifier MAX9814 with auto gain control. The voltage of the work of 2.7 V to 5.5 V. The maximum gain is 60 dB. 

 

The heart of the module is the amplifier MAX9814 with configurable settings. By default, the maximum gain is equal to 60 dB, but it can also be set at 40 dB and 50 dB. The value of the Attack/Release ratio can be set as 1:4000, 1:2000 or 1:500. The output is about 2 Vpp at a voltage of 1.25 VDC, which allows for using it with any 3.3 Vmodule.

A fulluser guidewith connection examples.

Specification

  • Supply voltage: from 2.7 V to 5.5 V
  • Output: 2 Vpp for a 1.25 V bias
  • Frequency range: 20 Hz to 20 kHz
  • Programmable value of the Attack/Release ratio
  • Automatic gain
  • Maximum gain: 40dB / 50dB / 60dB (default)
  • Dimensions: 26 x 14 mm

Package width 6.6 cm
Package height 5 cm
Package depth 0.5 cm
Package weight 0.3 kg

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MAX9814 - electret microphone with amplifier - Adafruit 1713

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