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Digital-to-analog converter with integrated fir filter
Digital-to-analog converter with integrated fir filter
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机译:集成了冷杉滤波器的数模转换器
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摘要
A Digital-to-Analog Converter contains a digital shift register and a digital multiplexer. During each input signal clock period, the Digital-to-Analog Converter is multiplexed in time to perform multiple conversions on samples stored in the shift register. In this way, a weighted average of several signal samples is calculated, which corresponds to a FIR filter operation. Errors due! to Quantization Noise, INL or DNL undergo the same FIR filter characteristic.
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