Interface Definition: The microphone module features a 24 bit digital I2S interface that delivers high precision data with stable output performance. It includes SCK for the serial data clock, WS for word selection, and L R for left right channel selection, ensuring clear and stable signal transmission for audio applications.
Multifunction: This comprehensive INMP441 solution integrates a MEMS sensor, conditioning circuits, an analog to digital converter, anti aliasing filter, power management, and I2S interface. These components work together to provide a robust and versatile microphone module suitable for a wide range of devices requiring audio input.
Channel Output: With a flat broadband frequency response and high signal to noise ratio, this microphone outputs sound on the left channel when the level is low and switches to the right channel at higher levels. This design ensures high definition sound quality, making it optimal for applications where clear audio is critical.
Applications: The INMP441 is a high performance, low power, digital output omnidirectional MEMS microphone featuring a bottom port. It finds extensive use in teleconferencing systems, remote controls, gaming consoles, mobile devices, laptops, tablets, and security systems, enhancing audio capabilities across multiple platforms.
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Description
Item Type: Microphone Module
Interface Definition:
SCK: Serial data clock of I2S interface
WS: Select serial data for I2S interface
L/R: Left/right channel selection
When set to low level, the microphone outputs signals on the left channel
When set to high level, the microphone outputs the signal on the right channel
SD: Serial data output from I2S interface
VCC: Input power, 1.8V-3.3V
GND: Power supply