MAX9814 Microphone Amplifier Amplifier - Sound Detection Sensor
MAX9814 Microphone Amplifier Amplifier - Sound Detection Sensor is generally used to detect low level or distant sounds and to strengthen the signals of these sounds. It is an amplifier module. The gain that can be achieved can be selected as 40dB, 50dB, 60dB.
Technical Specifications
- Supply Voltage: 2.7v-5.5v @ 3mA current
- Output: 2Vpp on 1.25V bias
- Frequency Response: 20Hz - 20KHz
- Programmable Attack and Oscillation Rate
- Automatic gain, maximum selectable from 40dB, 50dB or 60dB
- Low Input Reference Noise Intensity 30nV /
- Low THD: 0.04% (normal)
- Low Power Shutdown Mode
- Built-in 2V low noise microphone bias
- -40°C ~ +85°C wide temperature range
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