The INMP441 is a performance, low power, digital output, omnidirectional MEMS microphone with bottom port. The complete INMP441 solution consists of: MEMS sensor signal conditioning analog to digital converter antialiasing filter power management industry standard 24bit I2S interface Key benefits Direct digital interface: 24bit I2S allows connection to digital processors such as DSPs and microcontrollers without the need for an external audio codec. Simplified design: An integrated signal path including MEMS sensor, ADC, antialiasing filter and power management reduces component count. Low power performance: Designed for low power operation to suit battery powered and energy conscious applications. Omnidirectional pickup: Suitable for capturing voice from multiple directions in typical room environments. Bottom port design: Facilitates compact mounting and integration in enclosed enclosures. Compatibility and interface Interface: Industry standard 24bit I2S Connectivity: Directly to digital processors such as DSPs and microcontrollers without an external codec Attributes and performance Function: Omnidirectional MEMS microphone with digital output Port configuration: Bottom port Performance focus: performance with low power consumption Construction: MEMS sensor based solution Use scenarios Voice activated devices and smart assistants Conferencing and telepresence systems Embedded IoT devices and other digital audio capture applications that require a codec, digital mic path Notes The complete solution integrates MEMS sensing, signal conditioning, ADC, antialiasing filtering, and power management The 24bit I2S interface enables direct connection to suitable digital processing components without an additional audio codec