Multiple independent, low-noise microphone bias supplies to power electret condenser or MEMS microphones.
The Qualcomm WCD9341 is a highly integrated, premium-tier audio codec integrated circuit (IC) designed primarily for mobile devices, flagship smartphones, and high-fidelity (Hi-Fi) multimedia systems. Often marketed under Qualcomm's Aqstic™ audio brand, this chip is engineered to deliver studio-quality sound playback, advanced voice processing, and ultra-low power consumption. wcd9341 datasheet
: It supports PCM audio up to 384-kHz/32-bit and offers native support for DSD (Direct Stream Digital) playback. advanced voice processing