MAX9814 microphone AGC amplifier module MIC microphone sound microphone sensor CMA-4544PF-W
$1.19
Price includes service fee; after ordering, we source and consolidate shipping from factories.
Estimated domestic shipping ≈ $0.44(1 pieces estimated, actual cost determined at checkout)
Specifications
Quantity
Wholesale tiered pricing (better for larger quantities)
1–99 pcs$1.19/ piece
100–499 pcs$1.19/ piece
≥500 pcs$1.19/ piece
Total 1 specifications
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资料链接：https://pan.baidu.com/s/1TLLLbMoxgwd7lLAskkHPtw 提取码：x0jb
MAX9814麦克风放大器模块
MAX9814是一款低成本高性能麦克风放大器，具有自动增益控制(AGC)和低噪声麦克风偏置。器件具有低噪声前端放大器、可变增益放大(VGA)、输出放大器、麦克风偏置电压发生器和AGC控制电路。
●自动增益控制(AGC)
●3种增益设置(40dB、50dB、60dB)
●可编程动作时间
●可编程动作和释放时间比
●电源电压范围2.7V～5.5V
●低THD：0.04% (典型值)
●低功耗关断模式
●内置2V低噪声麦克风偏置
