VS1033 - MP3 / WMA / LC-AAC / MIDI Audio Codec Circuit (Discontinued)

Block diagram

Features

  • Decodes MPEG 1 & 2 audio layer III (MP3) (CBR+VBR+ABR); layers I & II (MP1 and MP2) optional; MPEG4 / 2 AAC-LC-2.0.0.0 (+PNS); WMA4.0/4.1/7/8/9 all profiles (5-384 kbps); WAV (PCM + IMA ADPCM); General MIDI / SP-MIDI format 0 files
  • Encodes IMA ADPCM from microphone or line input
  • EarSpeaker Spatial Processing
  • Streaming support
  • Bass and treble controls
  • Operates with a single 12 - 13 MHz, or 24 - 26 MHz clock
  • Internal PLL clock multiplier
  • Low-power operation
  • High-quality on-chip stereo DAC with no phase error between channels
  • Stereo earphone driver capable of driving a 30­ ohm load
  • Quiet power-on and power-off
  • I2S interface for external DAC
  • Separate operating voltages for analog, digital and I/O
  • 5.5 KiB On-chip RAM for user code / data
  • Serial control and data interfaces
  • Can be used as a slave co-processor
  • SPI flash boot for special applications
  • UART for debugging purposes
  • New functions may be added with software and 8 GPIO pins
  • Not recommended for new projects since 2009, superseded by VS1053
  • Alternative replacement device: VS1163A-L variant of VS1063A-L

Package

LQFP48 7x7x1.4mm
BGA49 7x7x1.4mm