ATSAM3308

www.DataSheet4U.com Features Eight DSPs and 24-bit Audio Router On-chip 32 kHz to 96 kHz Sampling Rate 16-bit Microcontroller On-chip Variety of I/Os, including SmartMedia™ and DataFlash® Embedded RAM for Single Chip Operation (768 Kbits) Warm Start Power-down 1µA Typical Deep Power-down, 0.5 mW/MIPS Typical Operating External Flash/ROM Capability Available in a 100-lead TQFP Package Ideal for Real-time Audio Applications – Wavetable Synthesis – MP3 Decoding – Effect Processing (Reverb, Echo, Chorus, Equalizer) – Filtering, Sampling Rate Conversion Typical Applications: Karaoke, Professional Audio, Cellular Phones, Musical Instruments, Consumer Electronics Audio Processing ATSAM3308 Combined MIDI-Synthesizer and MP3 Decoder Description The ATSAM3308 is a member of the new ATSAM3000 family that uses the DSP array technology. The ATSAM3308 includes eight 24-bit DSPs, a 24-bit Audio Router and a general-purpose 16-bit on-chip CISC microcontroller. Its high performance and flexibility with 8-input/8-output channels enables implementation of audio applications in professional-quality sound production such as MP3 decoding with time stretch and pitch control, concurrent Wavetable synthesis, effect processing and digital mixing. A variety of I/Os, including external Wave ROM, SmartMedia® and DataFlash® are provided. Sampling rates up to 96 kHz at 24 bits are supported. 6090A–DRMSD–08/04 DSP Array Block Diagram Figure 1. ATSAM3308 DSP Array Block Diagram DS...