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Fermion: MEMS Microphone Module
This tiny MEMS microphone has an amplifier gain of 66. When there is no sound detected, it outputs voltage around 0.66*VCC. When speaking, you can easily get...
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This tiny MEMS microphone has an amplifier gain of 66. When there is no sound detected, it outputs voltage around 0.66*VCC. When speaking, you can easily get the acoustic waveform by ADC sampling. The module can be used on all kinds of 3.3V/5V main-controllers.
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Jargon buster
Plain-language definitions for the technical terms used above.
- ADC
- An analogue-to-digital converter reads a changing voltage and turns it into a number the microcontroller can use. It matters when connecting analogue sensors such as light, sound, or variable-resistor sensors.
- MEMS microphone
- A tiny microphone made using micro-electromechanical systems, the same style of miniature manufacturing used in many phone sensors. It lets the board detect sound without needing an external microphone, which is useful for noise-reactive projects and simple audio input.
- VCC
- VCC is the positive power-supply connection on a chip or module. Connecting it to the correct supply voltage is needed for the part to power on and helps avoid damaging the electronics.
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Sensors & Input
Supplier page — dfrobot.com
Supplier Description · 594.7 KB · Click any page to view full size
SEN0487 mems microphone sensor dimension V1.0
Mechanical Drawings · 21.4 KB · Click any page to view full size
SEN0487 mems microphone sensor schematics V1.0
Schematic · 184.5 KB · Click any page to view full size
SEN0487 mems microphone sensor datasheet V1.0
Datasheet · 232.7 KB · Click any page to view full size
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