VS1033d

VS1033d Datasheet VS1033 - MP3/AAC/WMA/MIDI AUDIO CODEC Features Description Decodes MPEG 1 & 2 audio layer III VS1033 is a single-chip MP3/AAC/WMA/MIDI (CBR +VBR +ABR); layers I & II op- audio decoder and ADPCM encoder. It con- tional; tains a high-performance, proprietary low-power MPEG4 / 2 AAC-LC-2.0.0.0 (+PNS); DSP processor core VS_DSP4, working data WMA 4.0/4.1/7/8/9 all profiles (5-384 kbps); memory, 5 KiB instruction RAM and 0.5 KiB WAV (PCM + IMA ADPCM); data RAM for user applications, serial control General MIDI / SP-MIDI format 0 files and input data interfaces, upto 8 general pur- Encodes IMA ADPCM from microphone pose I/O pins, an UART, as well as a high- or line input quality variable-sample-rate mono ADC and 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 Internal PLL clock multiplier Low-power operation High-quality on-chip stereo DAC with no phase error between channels Stereo earphone driver capable of driv- 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. The input stream is decoded and passed through a digital volume control to an 18-bit oversampling, multi-bit, sigmadelta DAC. The decoding is controlled via a ing a 30 Ω load serial control bus. In addition to the basic ...