INMP441 Omnidirectional Microphone Module

The INMP441 Omnidirectional Microphone Module is a high-performance, low-power, digital MEMS microphone designed for a wide range of audio applications. It features an omnidirectional response, capturing sound from all directions with high fidelity. The module outputs I2S digital audio, making it easy to interface with various microcontrollers and digital signal processors. Ideal for voice recognition, audio recording, and sound sensing applications, the INMP441 provides high-quality audio performance in a compact form factor.

Key Features:

• High-performance MEMS microphone
• Omnidirectional response for 360-degree sound capture
• Digital I2S audio output
• Low power consumption
• Compact and robust design

Technical Specifications:

• Microphone Type: MEMS
• Output Format: I2S
• Frequency Response: 60 Hz to 15 kHz
• Sensitivity: -26 dBFS
• Signal-to-Noise Ratio (SNR): 61 dB
• Power Supply Voltage: 1.8V to 3.3V
• Current Consumption: 1.4 mA (typical)
• Operating Temperature Range: -40°C to +85°C

Applications:

• Voice recognition systems
• Audio recording devices
• Sound sensing and monitoring
• Smart home devices
• IoT audio applications