W9986D decoder equivalent, mpeg audio layer iii decoder.
Single-chip MPEG Audio Decoder with Voice Recoder /Decoder 48 MIPS 16-bit DSP with internal OM and DM for MPEG audio decoder and DVR function 48 MHz double-frequency W78C.
Following figure shows a typical portable player using W9986D.
Program Memory
ROM, E2PROM or Flash
Optional
8051/52 IC.
The W9986D is a highly integrated USB MPEG audio decoder chip with Digital Voice Recorder (DVR) function built-in. This MPEG Layer III audio decoder is capable of decoding layer III compressed streams, as specified in MPEG 1 and MPEG 2 ISO standards..
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