PT8921 Datasheet, Princeton Technology

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* Built-in USB 2.0 FS Mini-Host interface. Compliant with USB Mass-storage c.

The embedded 8-GPIO pins provide the player function key and other adjustment feature. FEATURES
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The PT8921 is a cost-efficient single chip for audio mini-combo play-station application. The chip integrated the USB2.0 FS host controller, SD/MMC host controller, Sigma-Delta Audio-DAC and WAV/MP3/WMA/AAC Audio-Decoder in one chip. Only few externa.