Apparatuses and methods for comparing a current representative of a number of failing memory cells
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United States of America Patent
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Jan 16, 2018
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app pub date -
Apr 26, 2016
filing date -
Dec 14, 2011
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Abstract
Apparatuses and methods for comparing a sense current representative of a number of failing memory cells of a group of memory cells and a reference current representative of a reference number of failing memory cells is provided. One such apparatus includes a comparator configured to receive the sense current and to receive the reference current. The comparator includes a sense current buffer configured to buffer the sense current and the comparator is further configured to provide an output signal having a logic level indicative of a result of the comparison.
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