If your device manager shows “Unknown Device” or “USB Serial Converter” with a yellow exclamation mark, an updated driver re-establishes proper enumeration.
The SA9123L functions as a bridge between a USB host (like a computer or smartphone) and audio outputs like S/PDIF, Optical, or I2S. High-Resolution Support : It supports PCM streaming up to 24-bit/192kHz USB Compliance sa9123l driver updated