Features / Specs
- MEMS Microphone: TDK INMP441
- Operating Voltage Range (Recommended): 1.8V – 3.3VDC
- Supply Current (Max): VDD = 1.8V; Normal Mode = 1.6mA; Standby = 0.8mA; Power Down = 2µA / VDD = 3.3V; Normal Mode = 2.5mA; Standby = 0.8mA; Power Down = 4.5µA
- Comms Interface: I2S
- Data Bit Width: 24-Bit
- Directionality: Omnidirectional
- Sensitivity (Typical; 1kHz; 94dB SPL): -26dBFS
- Signal-to-Noise Ratio (Typical; 20Hz to 20kHz; A-weighted): 61dBA
- Equivalent Input Noise (Typical; 20Hz to 20kHz; A-weighted): 33dBA SPL
- Dynamic Range (Typical): 87dB
- Frequency Response (Typical): Low Frequency -3dB Point = 60Hz / High Frequency -3dB Point = 15kHz
- Total Harmonic Distortion (Max; 105dB SPL): 3%
- Port Orientation: Bottom Port
- Header Pin Pitch: 2.54mm
- Header Pin Row Spacing: 7.62mm (Breadboard Compatible)
- Dimensions: ~(14.2mm Diameter x 2mm Height)


