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VS1033A - MP3/AAC/WMA/MIDI AUDIO CODEC

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Datasheet Details

Part number VS1033A
Manufacturer VLSI
File Size 690.37 KB
Description MP3/AAC/WMA/MIDI AUDIO CODEC
Datasheet download datasheet VS1033A Datasheet

General Description

VS1033 is a single-chip MP3/AAC/WMA/MIDI audio decoder and ADPCM encoder.

It contains a high-performance, proprietary low-power DSP processor core VS DSP4, working data memory, 5 KiB instruction RAM and 0.5 KiB data RAM for user applications, serial control and input data interfaces, upto 8 general purpose I/O pins, an UART, as well as a high-quality variable-samplerate mono ADC and stereo DAC, followed by an earphone amplifier and a common voltage buffer.

VS1033 receives its input bitstream through a serial input bus, which it listens to as a system slave.

Overview

VS1033c VS1033C VS1033 - MP3/AAC/WMA/MIDI AUDIO CODEC.

Key Features

  • Decodes MPEG 1 & 2 audio layer III (CBR +VBR +ABR); layers I & II optional; MPEG4 / 2 AAC-LC-2.0.0.0 (+PNS); WMA 4.0/4.1/7/8/9 all profiles (5-384 kbps); WAV (PCM + IMA ADPCM); General MIDI / SP-MIDI format 0 files.
  • Encodes IMA ADPCM from microphone or line input.
  • Streaming support for MP3 and WAV.
  • EarSpeaker Spatial Processing.
  • Bass and treble controls.
  • Operates with a single clock 12..13 MHz.
  • Can also be used with 24..26 MHz clocks.

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