MAX9814 Microphone Amplifier Module

Name: MAX9814 Microphone Amplifier Module
SKU: max9814

max9814

AdafruitView vendor page$7.95

Identifier

max9814

Price

$7.95

Single-supply microphone amplifier with automatic gain control. Common breakouts output an analog audio signal with a DC bias suitable for MCU ADC sampling.

Pinout

Pin	Type	Function	Voltage
VDD	power	Supply voltage. Common breakouts accept 2.7V to 5.5V.	3.3
GND	ground	Ground connection.
OUT	analog	Analog audio output to an MCU ADC input.
GAIN	digital	Optional gain selection input.
A/R	digital	Optional attack/release control input for AGC behavior.

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