VS1011 Description
VS1011 is a single-chip MP3 audio decoder. The chip contains a high-performance, low-power DSP processor core VS DSP4 , working memory, 5 KiB instruction RAM and 0.5 KiB data RAM for user applications, serial control and input data interfaces, 4 general purpose I/O pins, as well as a high-quality variable-sample-rate stereo DAC, followed by an earphone amplifier and a ground buffer. VS1011 receives its input...
VS1011 Key Features
- Decodes MPEG 1 & 2 audio layer 3 (ISO 11172-3), WAV and PCM files
- Supports VBR (variable bitrate) for MP3
- Stream support
- Can be used as a slave co-processor
- Operates with single clock 12.288..14 MHz or 24.576..28 MHz
- Low-power operation
- High-quality stereo DAC with no phase error between channels
- Stereo earphone driver capable of driving a 30Ω load
- Separate 2.5 .. 3.6V operating voltages for analog and digital
- 5.5 KiB On-chip RAM for user code / data