The PCM2902CDB is a single-chip USB stereo Audio Codec with an USB-compliant full-speed protocol controller and S/PDIF. The USB protocol controller requires no software code. The PCM2902C employ SpAct? architecture, TI's unique system that recovers the audio clock from USB packet data. On-chip analog PLLs with SpAct architecture enable playback and record with low clock jitter as well as independent playback and record sampling rates.
