Datasheet Summary
DATA SHEET
MOS INTEGRATED CIRCUIT
µPD9993
PCM SOUND GENERATOR AND MP3/AAC DECODER LSI (WITH REAL-TIME SURROUND) FOR MOBILE PHONES
DESCRIPTION The µ PD9993 is a PCM sound generator and MP3/AAC decoder LSI that includes an on-chip wide real-time surround function for mobile phones.
Features
- PCM sound generation method provides realistic sound reproduction
- Built-in digital signal processor for MP3/AAC decoder
- Built-in real-time wide surround function
(for all sources including PCM sound generators, MP3/AAC sources, and audio serial input)
- Up to 68 tones (= 64 polyphonic tones + 4 ADPCM) can be played at the same time, so an abundant variety of tunes can be generated and played
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