VS1003 Datasheet - VLSI

VS1003 - MP3/WMA AUDIO CODEC

VS1003 is a single-chip MP3/WMA/MIDI audio decoder and ADPCM encoder. It contains a high-performance, proprietary low-power DSP processor core VS_DSP4, working data memory, 5 KiB instruction RAM and 0.5 KiB data RAM for user applications, serial control and input data interfaces, 4 general purpose I.

VS1003 Features

* Decodes MPEG 1 & 2 audio layer III (CBR +VBR +ABR); WMA 4.0/4.1/7/8/9 all proﬁles (5-384kbit/s); WAV (PCM + IMA ADPCM); General MIDI / SP-MIDI ﬁles

* Encodes IMA ADPCM from microphone or line input

* Streaming support for MP3 and WAV

* Bass and treble controls

VS1003_ETC.pdf