Tel: 886-2-66296288
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
MP3/WMA Decoder IC
PT8406
DESCRIPTION
The PT8406 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, including the so called MP3.
Enhance with time-stretch and pitch-shift functions, this chip is suitable for language learning
application. Another decoding function that PT8406 support is the Window Media Audio or WMA by
Microsoft.
FEATURES
•
Decoder supports all layer and all the sampling frequency of MPEG1 (32/44.1/48KHz), MPEG2
(16/22.05/24KHz) and MPEG 2.5.
•
Support Microsoft Window Media Audio V2/V7/V8/V9 format for decoding.
•
Time-stretch and pitch-shift functions for various applications, including language learning
•
Serial/parallel bit stream input interface
•
Parallel bit stream output interface
•
DAC master clock (256*fs
1
/ 384*fs for 16 / 24 bit DAC) is supported
•
Spectrum analyzer output register for spectrum graphic display
•
Build-in volume and digital equalizer control
•
Low operating voltage, 2.5V.
•
44-pin Plastic LQFP
APPLICATIONS
•
•
•
•
Portable MP3/WMA player
Language learning machine
PDA, Electronic dictionary
All other MP3/WMA applications
1
fs: sampling frequency
.
PT8406 V1.1
-1-
March, 2006
PTC [ PRINCETON TECHNOLOGY CORP ]
