Audio Quality Specification


Bit Rates Audio Quality Spec. Audio Bandwidth Stereo Level
80 - 96 Kbps
Transparent CD quality at 96 Kbps
18 - 20 KHz
> 80 dB
60 - 80 Kbps
CD quality stereo comparable with (or better than) 128 Kbps MP3
15 KHz
> 70 dB
40 - 60 Kbps
CD like audio quality
15KHz
> 60 dB
28 - 40 Kbps
FM Grade
15KHz
Parametric Stereo
16 - 28Kbps
High Quality Mono
12 - 15 KHz
-
3 - 16Kbps
< Toll for <8Kbps
Toll for >8Kbps
4 - 12 KHz
-
Supported sampling rates : 32KHz / 44.1 KHz / 48 KHz
Decoder Complexity :
Typically on a Fixed point DSP processor the complexity is circa 60-80 MIPS.
ROM ( in words ) : 25-35 K.
RAM ( in words ) : 40-50 K ( including error concealment buffers ).

Encoder Complexity :
25 - 35 % of CPU usage on a 3.0 GHz Intel Pentium platform.