BUY SM5875BM https://www.utsource.net/itm/p/1463256.html

Description: The SM5875BM is a high-performance, low-power, single-chip, low-voltage, CMOS voice/audio processor. Features: Low voltage operation (1.8V to 3.6V) On-chip microphone preamplifier On-chip low-noise microphone bias On-chip programmable gain amplifier On-chip low-noise analog-to-digital converter On-chip digital-to-analog converter On-chip digital signal processor On-chip digital filter On-chip digital volume control On-chip digital automatic gain control On-chip digital noise reduction On-chip digital echo cancellation On-chip digital voice activity detection On-chip digital tone control On-chip digital equalizer On-chip digital mixing On-chip digital resampling On-chip digital signal routing On-chip digital audio interface Applications: Mobile phones Portable media players Portable gaming devices Wearable audio devices Voice-enabled consumer electronics Automotive audio systems (For reference only)