RESISTIVE MEMORY WITH SELF-TERMINATION CONTROL FUNCTION AND SELF-TERMINATION CONTROL METHOD

A resistive memory with a self-termination control function and a self-termination control method for a resistive memory are provided. At least one memory cell comprises a cell transistor and a resistive element. A termination switch coupled to a source line terminates a write operation according to...

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Bibliographische Detailangaben
Hauptverfasser: LIN, CHI-SHUN, RYU, DOUK-HYOUN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:A resistive memory with a self-termination control function and a self-termination control method for a resistive memory are provided. At least one memory cell comprises a cell transistor and a resistive element. A termination switch coupled to a source line terminates a write operation according to a comparison result. The comparator compares a voltage of a source line node with a reference voltage to output the comparison result, wherein the source line node is between the at least one memory cell and the termination switch, and the voltage of the source line node responses to the resistance of the resistive element. The variable resistance circuit provides an effective resistance according to a target resistance of the resistive element and outputs a reference current. The reference voltage node is coupled to the variable resistance circuit and the comparator and receives the reference current to provide the reference voltage to the comparator.