일렉트렛 마이크로폰 모듈 -I2C
(MIC 2 CLICK)
개요
- 본 제품은 일렉트렛 마이크로폰 모듈입니다.
- 듀얼 op-amp MCP6022 및 디지털 포텐셔미터 AD5171가 결합된 pre-amp 회로가 탑재되어 있습니다.
- I2C 인터페이스를 가지고 있습니다.
특징
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Type Microphone Applications It can be used for development of various audio and speech-related applications: speech or audio digitizing, digital audio monitoring and surveillance, digital "bugs", etc. On-board modules MCP6022, a dual, rail-to-rail, low noise operational amplifier from Microchip; AD5171, a digital potentiometer IC with 64 positions from Analog Devices. Key Features Programmable gain, low noise, very low THD, possibility to permanently lock-down gain ratio if required, gain control in 64 discrete steps, onboard electret omnidirectional microphone, etc. Interface Analog,I2C Click board size M (42.9 x 25.4 mm) Input Voltage 3.3V or 5V