Switched-capacitor circuit analog-to-digital converter

作者: Chin-Chen Lee

DOI:

关键词: Voltage sourceOp amp integrator0-10 V lighting controlVoltage dividerEngineeringIntegrating ADCAnalog signal processingNegative impedance converterSwitched capacitorElectronic engineering

摘要: A switched-capacitor analog-to-digital converter implements a conversion scheme involving execution of an algorithmic technique successive-approximation comprising number iterations dependent upon the resolution desired. The algorithm used requires analog processing to produce output voltage that is two times resolved realize previous bit. "times two" function realized by adding last iteration itself (i.e., V+V=2V). This accomplished storing into bit and separately corresponding voltage. Both stored voltages are then transferred integrator circuit which adds produces be next

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