BU94603KV-E2

USB Audio Decoder ICs MP3+SD Memory Card No.12080EBT02 BU94603KV Description BU94603KV is AAC+WMA+MP3 decoder IC which contains USB host and SD card I/F, audio DAC, system controller, regulator for internal CORE power supply. Features 1) USB2.0 Full Speed host I/F function contained. 2) SD card I/F function contained. 2 3) I C I/F function contained. 4) FAT analysis function contained. 5) MP3 decode function contained. (available for MPEG1, 2 and 2.5, Layer 1, 2 and 3) 6) WMA decode function contained. (available for WMA9 standard and not available for DRM) 7) AAC decode function contained. (available for MPEG4 AAC-LC and not available for DRM) 8) Sample Rate Converter contained. 9) System Controller contained. 10) LED Controller contained. 11) KEY matrix Controller contained. 12) Stand Alone mode contained. 13) External processor can control. (Slave mode) 14) Audio DAC contained. 15) Sound Effect function contained. 2 16) Digital Audio Output(I S, S/PDIF) function contained. 17) File Name, Folder Name Sorting. 18) ID3TAG and WMATAG and AACTAG Analysis. 19) Reading a specified file data is possible from USB memory. 20) LUN is selectable. 21) Regulator for internal CORE power supply contained. 22) VQFP64pin(0.5mm pitch) Applications Audio products, etc. www.rohm.com 2012.07 - Rev.B 1/60 2012 ROHM Co., Ltd. All rights reserved. Technical Note BU94603KV Absolute maximum ratings (Ta = 25) Parameter Symbol Limits Unit Comment Supply voltage(Analog, I/O) VDD1MAX -0.34.5 V DVDDIO, VDD PLL, DAVDD, AVDDC Input voltage VIN -0.3 VDD1 + 0.3 V Storage temperature range TSTG -55125 Operating temperature range TOPR -4085 Power dissipation *1 PD 750 mW *1In the case of use at Ta=25 or more, 7.5mW should be reduced per 1. Radiation resistance design is not arranged. Operating conditions (Ta = 25) Parameter Symbol Limits Unit Comment 3.03.6 V DVDDIO,VDD PLL, Supply voltage(Analog, I/O) VDD1 DAVDD, AVDDC www.rohm.com 2012.07 - Rev.B 2/60 2012 ROHM Co., Ltd. All rights reserved.