MAX9814 Microphone Module

MAX9814 Microphone Module with AGC Amplifier

Transform your audio projects with the MAX9814 Microphone Module, a cutting-edge audio solution engineered to deliver pristine sound quality through its advanced Automatic Gain Control (AGC) feature. Ideal for a wide range of applications including smart home devices, robotics, and professional audio recording systems, this module ensures reliable and versatile audio capture with ease.

Outstanding Features

• Wide Operating Voltage: Functions seamlessly within a voltage range of 2.7V to 5.5V, with a minimal current consumption of just 3mA. Perfect for both battery-powered projects and low-voltage applications.
• High-Quality Output: Provides a robust output signal of 2Vpp biased at 1.25V, ensuring clear and consistent audio transmission to your microcontroller or processing unit.
• Comprehensive Frequency Range: Captures a full spectrum of audio frequencies from 20Hz to 20KHz, covering the complete range of human hearing for accurate and detailed sound reproduction.
• Customizable AGC Response: Features programmable attack and release ratios, allowing you to tailor the AGC’s response time to match your specific project requirements for optimal audio dynamics control.
• Automatic Gain Control (AGC): Equipped with selectable maximum gain options of 40dB, 50dB, or 60dB, the AGC automatically adjusts audio levels to maintain a consistent output, even with varying input volumes.
• Low Noise Performance: With an impressively low noise density of 30nV/√Hz, the module ensures a high signal-to-noise ratio, minimizing background noise and delivering clear audio capture.
• Minimal Total Harmonic Distortion (THD): Maintains high audio fidelity with a typical THD of 0.04%, ensuring that the captured sound accurately reflects the original source without unwanted distortions.

Why the MAX9814 Microphone Module Stands Out

The MAX9814 Microphone Module distinguishes itself in the market with its superior audio processing capabilities and effortless integration. The built-in AGC is a game-changer for applications where audio input levels are unpredictable, such as voice-activated systems, environmental sound monitoring, and interactive installations. By automatically regulating the gain, the module maintains an optimal output range, reducing the need for manual adjustments and enhancing overall performance.

Seamless Compatibility with Popular Platforms

Designed for versatility, this microphone module is fully compatible with a variety of microcontrollers, including Arduino, Raspberry Pi, and other widely used development boards. Its user-friendly interface ensures quick and straightforward setup, allowing you to concentrate on developing your project without the hassle of complicated wiring or configurations.

Versatile Applications

• Smart Home Devices: Integrate voice control and audio monitoring into smart speakers, security systems, and home automation controllers for enhanced functionality.
• Robotics: Equip your robots with advanced audio sensing capabilities for voice commands, environmental awareness, and interactive behaviors, making them more responsive and intelligent.
• Audio Recording Systems: Achieve high-fidelity sound capture for podcasts, field recordings, and detailed audio analysis projects, ensuring professional-grade results.
• Interactive Installations: Develop responsive art installations and interactive exhibits that react dynamically to sound inputs, creating engaging and immersive experiences.
• Environmental Monitoring: Monitor and analyze ambient noise levels and sound patterns in various environments, useful for research, urban planning, and noise pollution studies.

Designed for Ease and Reliability

The MAX9814 Microphone Module is crafted with user-friendliness at its core. Its compact design and straightforward pin layout make it easy to integrate into any project, whether you're a hobbyist, educator, or professional developer. Built with high-quality components, this module ensures long-term reliability and consistent performance, giving you peace of mind as you bring your audio projects to life.

Technical Specifications

• Supply Voltage: 2.7V - 5.5V @ 3mA current
• Output: 2Vpp on 1.25V bias
• Frequency Response: 20Hz - 20KHz
• Programmable Attack and Release Ratio: Customizable settings for optimal AGC performance
• Automatic Gain Control (AGC): Selectable maximum gain of 40dB, 50dB, or 60dB
• Low Noise Density: 30nV/√Hz
• Total Harmonic Distortion (THD): 0.04% (typical)

Upgrade your audio projects with the MAX9814 Microphone AGC Amplifier Module and experience exceptional sound quality, dependable performance, and effortless integration with your favorite development platforms. Don't miss out on enhancing your audio applications—order your MAX9814 module today and elevate your projects to new heights!