DESCRIPTION

· BU94601KV / BU94603KV / BU94604BKV are AAC+ WMA + MP3 decoder ICs with USB host, SD card I/F, audio DAC, system controller, and internal CORE power supply regulator.

FEATURES

· USB2.0 Full Speed host I/F function.

· Protocol conversion from I2C to USB HID or from USB HID to I2C (Only BU94604BKV).

· SD card I/F function.

· I2C I/F function.

· FAT analysis function.

· MP3 decode function (MPEG1, 2 and 2.5, Layer 1, 2 and 3).

· WMA decode function (Except BU94601KV, WMA9 standard, no DRM).

· AAC decode function (Except BU94601KV, MPEG4 AAC-LC, no DRM).

· Sample Rate Converter.

· System Controller.

· LED Controller.

· KEY matrix Controller.

· Stand Alone mode.

· External processor control (Slave mode).

· Audio DAC.

· Sound Effect function.

· Digital Audio Output (I2S, S/PDIF).

· File Name, Folder Name Sorting.

· ID3TAG, WMATAG, AACTAG Analysis.

· Reading specified file data from USB memory.

· LUN selectable.

· Regulator for internal CORE power supply.

· VQFP64pin (0.5mm pitch).

APPLICATIONS

· Audio products.