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 VLSI Solution Oy 
Part Number : VS1053
Overview :
VS1053b is an Ogg Vorbis/MP3/AAC/WMA/ FLAC/WAVMIDI audio decoder as well as an PCM/IMA ADPCM/Ogg Vorbis encoder on a single chip.It contains a high-performance, proprietary lowpower DSP processor core VS DSP4, working data
memory, 16 KiB instruction RAM and 0.5+ KiB data RAM for user applications running simultaneously with any built-in decoder, serial control and input data interfaces, upto 8 general purpose I/O pins, an UART, as well as a high-quality
variable-sample-rate stereo ADC (mic, line, line + mic or 2£line) and stereo DAC, followed by an earphone amplifier and a common voltage buffer.
Features : - Encodes Ogg Vorbis w/ software plugin
- Encodes stereo IMA ADPCM / PCM
- Streaming support for MP3 and WAV
- EarSpeaker Spatial Processing
- Bass and treble controls
- Operates with a single 12..13MHz clock
- Can also be used with a 24..26MHz clock
- Internal PLL clock multiplier
- Low-power operation
- High-quality on-chip stereo DAC with no
- phase error between channels
- Zero-cross detection for smooth volume
- change
- Stereo earphone driver capable of driving a
- 30­ load
- Quiet power-on and power-off
- I2S interface for external DAC
Categories :
Portability :
Type : Soft
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