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VS1011b
VS1011B
VS1011b - MP3 AUDIO CODEC
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 KiB 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.