Invention Application
WO2007100626A3 CURRENT DRIVEN MEMORY CELLS HAVING ENHANCED CURRENT AND ENHANCED CURRENT SYMMETRY 审中-公开
具有增强电流和增强电流对称性的电流驱动存储器电池

CURRENT DRIVEN MEMORY CELLS HAVING ENHANCED CURRENT AND ENHANCED CURRENT SYMMETRY
Abstract:
A method and system for providing and using a magnetic memory is described. The method and system include providing a plurality of magnetic storage cells. Each magnetic storage cell includes a magnetic element and a selection device coupled with the magnetic element. The magnetic element is programmed by write currents driven through the magnetic element in a first or second direction. In one aspect, the method and system include providing a voltage supply and a voltage pump coupled with the magnetic storage cells and the voltage supply. The voltage supply provides a supply voltage. The voltage pump provides to the selection device a bias voltage having a magnitude greater than the supply voltage. Another aspect includes providing a silicon on oxide transistor as the selection device. Another aspect includes providing to the body of the transistor a body bias voltage that is a first voltage when the transistor is off and a second voltage when the transistor is on.
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