The ADAU1772 is a codec with four inputs and two outputs that incorporates a digital processing engine to perform filtering, level control, signal level...
Datasheet ADAU1772 on Analog.com
I'm looking for a cost effective codec that includes 4 ADCs and 2 DACs with a DSP capable of howl suppression and AEC. At the very least howl suppression. Is the ADAU1772 capable enough for this purpose?