Click to expand full text
www.DataSheet4U.com
1/4 ◇Structure ◇Product name ◇Type ◇Applications ◇Functions Silicon Monolithic integrated circuit USB host MP3 Decoder LSI BU9457KV Audio products, etc. BU9457KV is MP3 decoder IC which contains USB host and SD card I/F, audio DAC, system controller, regulator for internal CORE power supply.
USB2.0 Full Speed host I/F function contained. SD card I/F function contained. 2 I C I/F function contained. FAT analysis function contained. MP3 decode function contained. (available for MPEG1, 2 and 2.5, Layer 1, 2 and 3) Sample Rate Converter contained. System Controller contained. LED Controller contained. KEY matrix Controller contained. Stand Alone mode contained. External processor can control. Audio DAC contained. Sound Effect function contained.