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MAX9814 Microphone Amplifier Module
16,92 $
The MAX9814 Microphone Amplifier Module features Automatic Gain Control (AGC), offering programmable gain settings (40dB, 50dB, 60dB), low noise, and low distortion for clear audio output. Ideal for voice detection, speech recognition, and audio sensing in embedded systems, robotics, and IoT applications.
MAX9814 Microphone Amplifier Module – High-Performance AGC with Programmable Features
Product Description
The MAX9814 Microphone Amplifier Module features Automatic Gain Control (AGC), designed to provide high-quality sound amplification in a variety of audio applications. With three selectable gain settings (40dB, 50dB, and 60dB) and programmable action times, this module automatically adjusts to changing audio levels, ensuring consistent sound output. It operates within a 2.7V to 5.5V supply voltage range, making it versatile for use with both low and standard voltage systems. The module also includes low input noise and low distortion, offering clear, high-fidelity audio performance for speech and sound applications.
Key Features:
- Automatic Gain Control (AGC): Automatically adjusts gain to maintain a consistent output level.
- Three Gain Settings: Selectable gain options of 40dB, 50dB, and 60dB for flexible amplification based on your needs.
- Programmable Action Time & Release Ratio: Customize the action time and release time for specific applications to optimize performance.
- Wide Voltage Range: Operates between 2.7V and 5.5V, making it suitable for various systems.
- Low Noise & Low Distortion: With 30nV/√Hz input noise density and a low DRD of 0.04%, it delivers clear audio output.
- Built-in Microphone Bias: Includes a 2V low noise microphone bias for optimal microphone performance.
- Low Power Shutdown Mode: Efficient power usage with a low-power shutdown mode for energy savings when not in use.
- Compact & Durable Package: 14-pin TDFN (3mm x 3mm) package for space-saving and reliable performance in tight spaces.
- Wide Temperature Range: -40°C to +85°C extended temperature range, making it suitable for a variety of environmental conditions.
Applications:
- Audio and voice detection systems
- Speech recognition systems
- Sound-based motion detectors
- Hearing aids and assistive listening devices
- Robotics and IoT sound sensing
- Sound recording and amplification in embedded systems
 |  |  |  |
| Weight | 0,01 kg |
|---|---|
| Dimensions | 100 × 100 × 30 cm |
| Specification Model | MAX9814 |
| Package Specification | AGP |
| Application Field | Microphone Amplifier |
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