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
---
|
- .
- 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
