VS1003 PDF Datasheet

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Description

This is MP3/WMA AUDIO CODEC. VS1003 VS1003 - MP3, WMA AUDIO CODEC Features Decodes MPEG 1 & 2 audio layer III (CBR +VBR +ABR); WMA 4.0, 4.1, 7, 8, 9 all pro les (5-384kbit, s); WAV (PCM + IMA ADPCM); General MIDI , SP-MIDI les Encodes IMA ADPCM from microphone or line input Streaming support for MP3 and WAV Bass and treble controls Operates with a single 12..13 MH- clock Internal PLL clock multiplier Low-power operation High-quality on-chip stereo DAC with no phase error between channels Stereo earphone driver capable of driv- ing a 30Ω load Separate operating voltages for analog, digital and I, O 5.5 KiB On-chip RAM for user code , data Serial control and data interfaces Can be used as a slave co-processor SPI ash boot for special applications UART for debugging purposes New functions may be added with soft- ware and 4 GPIO pins Description VS1003 is a single-chip MP3, WMA, MIDI audio decoder and ADPCM encoder. It contains a high-performance, proprietary low-power DSP proces.