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مميزات خاصة
【Description】The MAX9814 is a low-cost, high-performance microphone amplifier with automatic gain control (AGC) and low noise microphone bias.
【Feature】The device has a low noise front-end amplifier, variable gain amplification (VGA), output amplifier, microphone bias voltage generator and AGC control circuit.
【Function】Automatic Gain Control (AGC). 3 gain Settings (40dB, 50dB, 60dB). Programmable action time. Programmable action and release time ratio.
【Specification】 Power supply voltage range 2.7V ~ 5.5V. Low THD: 0.04% (typical value). Low power off mode. Built-in 2V low noise microphone offset.
【Application】Bluetooth Headsets, Digital Still Cameras, Digital Video Cameras, Entertainment Systems (e.g. Karaoke), High-Quality Portable Recorders. IP Phones/Telephone Conferencing, PDAs, Two-Way. Communicators.
وصف
Package included: 5pcs MAX9814 High Performance Microphone AGC Amplifier Module CMA-4544PF-W, MAX9814 Electret Microphone Amplifier with Auto Gain Control for Arduino