Princeton Technology Corp.
MP3 Audio Decoder
Description
Tel : 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT8401
The PT8401 is a single chip MPEG audio decoder capable of decoding all layers compressed elementary
streams, as specified in MPEG 1 and MPEG 2 ISO standards. With external A/D converter, it can also
compress incoming signal by using ADPCM algorithm, therefore it can also playback ADPCM bitstream.
Features
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Supports all the sampling frequency of MPEG1 (32/44.1/48KHz), MPEG2(16/22.05/24KHz) and
MPEG2.5
Serial Bit Stream Input Interface
I
2
S/Normal Audio Data Output Format delivered via an Serial Bus
Power Saving Mode Support
Supports DAC Master Clock (256*fs / 384*fs for 16 / 24 bit DAC)
Built-in Tone and Digital Equalizer Control
Bass Booster Function
3D Sound Effect Function
Pause Function
Fast Forward Function
Available in 44-pin Plastic LQFP Package
Applications
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Portable MP3 Player (Flash Memory Type)
PDA with MP3 Player
Cellular Phone with MP3 Player
Hard Disk MP3 Player (IDE Interface)
CD MP3 Player
Digital Voice Recorder
PT8401 v 1.3
Page 1
Updated March 2002