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MAX9814 - electret microphone with amplifier - Adafruit 1713
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.
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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.
Botland is an official distributor of Adafruit electronics. These dependable American solutions cover sensors, controllers, Arduino shields, educational systems, smart building and a wide range of accessories. The Botland range holds original Adafruit products only.
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
Useful links
| Name | Value |
|---|---|
| Width | 6.6 cm |
| Height | 5 cm |
| Depth | 0.5 cm |
| Weight | 0.3 kg |
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The full delivery terms are on the page Delivery and payment.
30 days to return, without giving a reason
If the product does not meet your expectations, you have 30 days from receiving the parcel to withdraw from the contract. The product only has to be complete. The right of return belongs to consumers (a purchase unrelated to business activity).
Complaints
If the product turns out to be faulty, you can make a claim under the guarantee or the statutory warranty. We handle claims without delay, at the latest within 14 working days of receiving the report together with the goods.
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Instructions and documents
GPSR data
Product information
This product is a component intended for further assembly or prototyping. It is not a finished product within the meaning of the product safety regulations.
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