6093A–DRMSD–25-Oct-04
Audio
Processing
ATSAM3103
Versatile
Low-power
Audio DSP/
Low-cost
Effects DSP
Features
Three 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 (530 kbit)
Warm Start Power-down
1 µA Typical Deep Power-down, 0.5 mW/MIPS Typical Operating
External Flash/ROM Capability
Available in a 64-lead TQFP Package
Ideal for Real-time Audio Applications
– MP3 Decoding Wavetable Synthesis (GM-Lite)
– Effect Processing (Reverb, Echo, Chorus, etc.)
– Speech Recognition and Synthesis
– Filtering, Sampling Rate Conversion
Typical Applications: Cellular Phones, MP3 Player, Effect Devices, Intelligent
Answering Machinces, Toys
Description
The ATSAM3103 is a member of the new ATSAM3000 family that uses DSP Array
Technology. The ATSAM3103 includes three 24-bit DSPs, a 24-bit Audio Router and a
general purpose 16-bit on-chip CISC Microcontroller. Its high performance and flexibil-
ity with eight input and eight output channels allow implementation of professional
quality audio applications such as effects processing and MP3 decoding. A variety of
I/Os, including SmartMedia
™
and DataFlash
®
are provided. Sampling rates up to 96
kHz at 24 bits are supported.