ICS43434 I2S MEMS microphone module Plugandplay digital microphone for rapid prototyping Enables easy integration into digital sound sensing arrays and microcontroller based designs with minimal wiring and setup. Target users and applications Ideal for electronics engineers, IoT developers, and enthusiasts working on voice controlled devices, smart home systems, and sound related projects. Suitable for SAMD board families and other I2Senabled microcontrollers. Power and interface Supply voltage range: 1.6V to 3.6V Builtin lowpass filter helps condition the audio signal Digital I2S output using MEMS technology for fidelity audio capture Performance and characteristics MEMS microphone technology provides reliable, compact audio sensing with low power requirements Digital output minimizes noise and simplifies signal routing to the microcontroller Compatibility and integration Broad compatibility with SAMD boards and other I2Scapable platforms Designed to work in low power embedded systems while delivering clear audio input Use scenarios Voicecontrolled smart home prototype: capture spoken commands with a compact, lownoise microphone and process via an I2Senabled microcontroller IoT sound sensing node: monitor environmental sounds or trigger events in response to acoustic cues, integrated into a small form factor Educational and hobby projects: build and test speech or soundbased applications on SAMDbased development boards What makes it stand out Combines plugandplay ease with a dedicated I2S MEMS microphone for clean, digital audio input Builtin lowpass filtering and a wide power range support flexible, lowpower designs Clear pathway from acoustic sensing to digital processing on microcontroller platforms