PT8921 Datasheet | Princeton Technology

Preliminary PT8921 Smart Audio bo-Station with USB .. Mini-Host & SD/MMC Host Interface Controller DESCRIPTION The PT8921 is a cost-efficient single chip for audio mini-bo 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 external ponents needed in application circuits makes it suite for the audio play-station system with USB2.0 FS host, SD/MMC host and i-Pod audio control interfaces. The I/O interfaces are totally following the USB2.0 FS host class interface specification and SD/MMC card specification. The stand alone audio...