Audio DSP Systems | LC786800E

Compressed Audio signal Processor IC with USB host controller

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Overview

The LC786800E integrates ARM7TDMI-S™, USB host processing, SD memory card host processing, Compressed audio encode/decode processing, Audio signal processing, Electronic volume and a flash memory which stores the program for ARM7TDMI-S™ and the various data. The sophisticated programs in the flash memory for the USB host processing or for the SD memory card processing or Electronic Volume control processing, etc. make the load of external main micro controller to be light and are very useful to develop a much features/high performance audio player system with less development burden.

  • Audio player system

  • USB host function (Full speed as 12Mbps), SD memory card host function
  • MP3, WMA, AAC decoder processing and normal speed MP3 encoder processing of external input with Sampling rate convertor and High frequency compensation filter
  • Various Audio processing functions such as original Surround(AViSS), seven band Equalizer, etc.
  • Three stereo channels of analog input and four channels of Electronic Volume output (LF, LR, RF, RR)
  • ARM7TDMI-S™ as internal CPU core, flash memory for program and various data storage
  • Operating voltage: 3.3V typical
  • Operating temperature: -40°C to +85°C

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