DSP for Speech and Digital Audio

Speech and Music

  
ST30xx series consists of DSP-based processors for various speech and audio applications. ST30xx series' algorithms include Low Bit Rate Compression, Middle Bit Rate Compression, High Bit Rate Compression, Text-to-Speech, Real Speak Pin-Yin, Real Speak Word and ADPCM. With perfect and complete algorithm combinations, ST30xx series provides customers suitable solutions for E-dictionary, toy, ELA and consumer electronics with audio functions. The built-in 16-bit sigma-delta audio DAC can save customers' external component cost and provide cost-effective solutions.
Part
No. 		Operating
Voltage
DAC Audio
Playback		 HBRC MBRC LBRC TTS RS-PY/
RS-Word
 LPC ADPCM
Playback		 Time
Stretch		 Motion
JPEG

JPEG
Baseline
ST3003 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes No Yes No Yes Yes No Yes No Yes No No
ST3004 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes No Yes No Yes Yes Yes Yes No Yes No No
ST3005 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes No Yes Yes Yes No No No No Yes No No
ST3006 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes No Yes Yes Yes Yes Yes No No Yes No No
ST3010 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes Yes No No Yes No No No Yes Yes No No
ST3011 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes Yes No Yes No No No No Yes Yes No No
ST3012 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes Yes No Yes No No No No Yes Yes No No
ST3014 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes Yes No Yes No Yes Yes No Yes Yes No No
ST3020 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes Yes No No Yes No No No Yes Yes Yes Yes
ST3024 Core:2.25V~2.7V
I/O:3.0V~3.6V		 Yes Yes No No Yes Yes Yes No Yes Yes Yes Yes

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