VS1011b
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 er- ror between channels
- Stereo earphone driver capable of driving a
30Ω load
- Separate 2.5 .. 3.6V operating voltages for analog and digital
- 5.5 Ki B On-chip RAM for user code / data
- Serial control and data interfaces
- New functions may be added with software and 4 GPIO pins
Description
VS1011b is a single-chip MP3 audio decoder. The chip contains a high-performance, low-power DSP processor core VS DSP4, working memory, 5 Ki B instruction RAM and 0.5 Ki B 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.
VS1011b receives...
