BelaSigna® 200 is a high-performance, programmable, mixed-signal digital signal processor (DSP) that is based on ON Semiconductor"s patented second-generation SignaKlara™ technology.This single-chip solution is ideally suited for embedded applications where audio performance, low power consumption and miniaturization are critical. BelaSigna 200 targets a wide variety of digital speech- and audio-centric applications, including: = Personal digital assistants (PDAs) = Bluetooth™ wireless technology systemsBelaSigna 200 provides numerous analog and digital interfaces including parallel, serial, synchronous, and asynchronous interfaces to facilitate the connection with transducers from various applications.
●Features
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● Ultra-miniaturized package options available
● Low supply voltage: 1.2 V - 1.8 V (CSP 1.8 V only)
● Dual-Harvard 16-bit DSP core
● Dedicated filterbank coprocessor yielding equivalent 5 MIPS/MHz; performs subband analysis and synthesis,windowing, time folding, and equalization
● 8-Kwords data RAM and 12-Kwords program RAM
● Dual-channel 16-bit SD ADC/DAC with integrated programmable amplifiers, attenuators and filters
● Programmable audio signal sampling rate up to 60 kHz
● Six low-speed analog inputs (10-bit ADC, nominal 1.6 kHz sampling rate)
● On-chip power management
● Programmable internal oscillator; external clock support up to 33 MHz
● Numerous digital interfaces including: GPIO, SPI, UART, I2S, TWSS, PCM
● Ultra-low power consumption: down to 0.05 mW/MIPS
● Up to 200 peak MIPS at 33 MHz operating frequency
