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VS1011 Datasheet Mp3 Audio Codec

Manufacturer: VLSI

Overview: VS1011 VS1011 VS1011 - MP3 AUDIO CODEC.

Datasheet Details

Part number VS1011
Manufacturer VLSI
File Size 416.25 KB
Description MP3 AUDIO CODEC
Datasheet VS1011_VLSI.pdf

General 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 bitstream through a serial input bus, which it listens to as a system slave.

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 digi.

VS1011 Distributor