* a low-noise preamplifier, variable gain amplifier (VGA), output amplifier, microphone-bias-voltage generator, and AGC control circuitry. The low-noise preamplifier has a fixed 12dB gain, while the VGA gain automatically adjusts from 20dB to 0dB, depending on the output voltage and the AGC threshold.
MAX9814
Maxim Integrated ↗ Products
1.18 MB
Microphone amplifier.
Click here to ask an associate for production status of specific part numbers. Microphone Amplifier with AGC and Low-Noise Microphone Bias MAX9814 .
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