A 1.4V signal swing hybrid CLS-opamp/ZCBC pipelined ADC using a 300mV output swing opamp

A Hybrid CLS-opamp/ZCBC pipelined ADC is introduced to improve accuracy, robustness, and power efficiency. Fast and accurate residue amplification is achieved by invoking a short ZCBC operation followed by CLS-opamp settling. Measured ENOB is better than 11 b at sampling rate of 20 MHz.

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Bibliographische Detailangaben
Hauptverfasser: Hershberg, B.P., Weaver, S.T., Un-Ku Moon
Format: Tagungsbericht
Sprache:eng
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Beschreibung
Zusammenfassung:A Hybrid CLS-opamp/ZCBC pipelined ADC is introduced to improve accuracy, robustness, and power efficiency. Fast and accurate residue amplification is achieved by invoking a short ZCBC operation followed by CLS-opamp settling. Measured ENOB is better than 11 b at sampling rate of 20 MHz.
ISSN:0193-6530
2376-8606
DOI:10.1109/ISSCC.2010.5433894