CURRENT CONTROL APPARATUS AND PHASE CHANGE MEMORY HAVING THE SAME

CURRENT CONTROL APPARATUS AND PHASE CHANGE MEMORY HAVING THE SAME

A current control apparatus of a phase change memory includes a temperature sensing block having an output voltage level which varies depending on temperature of an internal circuit and a write driver configured to control an amount of program current provided to a memory cell in response to the out...

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Bibliographische Detailangaben
Hauptverfasser: SHIN YOON JAE, LYM SANG KUG
Format: Patent
Sprache:eng
Schlagworte:
INFORMATION STORAGE
PHYSICS
STATIC STORES
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Beschreibung
Zusammenfassung:A current control apparatus of a phase change memory includes a temperature sensing block having an output voltage level which varies depending on temperature of an internal circuit and a write driver configured to control an amount of program current provided to a memory cell in response to the output voltage level of the temperature sensing block.