MEMORY WITH SENSE AMPLIFIERS

A memory includes a pair of sense amplifiers where the pair of sense amplifiers perform a multiphase memory operation to read data from two memory cells. Each sense amplifier includes two current paths. During a first phase of the memory read operation, one of the two sense amplifiers provides curre...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Sadd, Michael A, Choy, Jon Scott
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A memory includes a pair of sense amplifiers where the pair of sense amplifiers perform a multiphase memory operation to read data from two memory cells. Each sense amplifier includes two current paths. During a first phase of the memory read operation, one of the two sense amplifiers provides current through both a first memory cell and a first reference cell and the other sense amplifier of the two provides current through both a second memory cell and a second reference cell. The reference cells each have different resistance values. During a second phase of the memory read operation, one of the sense amplifiers provides current through both of the first memory cell and the second reference cell and the second sense amplifier provides current through the second memory cell and the first reference cell.