Method and device for controlling a successive approximation register analog to digital converter
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United States of America Patent
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Aug 31, 2010
Grant Date -
Mar 12, 2009
app pub date -
Sep 4, 2008
filing date -
Sep 11, 2007
priority date (Note) -
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Abstract
A method for controlling a successive approximation register analog to digital converter comprising connecting a first side of a capacitor to a first comparator input, during a sampling phase connecting the first side of a capacitor to an input and connecting a second side of the capacitor to a mid-voltage, following the sampling phase disconnecting the first side of the capacitor from the input and disconnecting the second side of the capacitor from the mid-voltage and autozeroing the comparator.
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