0W344-004-XTP

16位音频数字信号处理器

BelaSigna® 200 is a high-performance, programmable, mixed-signal digital signal processor DSP that is based on "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

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Low supply voltage: 1.2 V - 1.8 V CSP 1.8 V only

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Dual-Harvard 16-bit DSP core

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Dedicated filterbank coprocessor yielding equivalent 5 MIPS/MHz; performs subband analysis and synthesis,windowing, time folding, and equalization

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8-Kwords data RAM and 12-Kwords program RAM

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Dual-channel 16-bit SD ADC/DAC with integrated programmable amplifiers, attenuators and filters

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Programmable audio signal sampling rate up to 60 kHz

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Six low-speed analog inputs 10-bit ADC, nominal 1.6 kHz sampling rate

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On-chip power management

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Programmable internal oscillator; external clock support up to 33 MHz

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Numerous digital interfaces including: GPIO, SPI, UART, I2S, TWSS, PCM

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Ultra-low power consumption: down to 0.05 mW/MIPS

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Up to 200 peak MIPS at 33 MHz operating frequency