MRAM: A New Technology for the Future - NCCAVS - User Groups
MRAM: A New Technology for the Future - NCCAVS - User Groups
MRAM: A New Technology for the Future - NCCAVS - User Groups
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Improved Shape: Uses C and S states 18<br />
Magnetic states very close in energy. Small perturbations (defects <strong>for</strong> instance) may<br />
<strong>for</strong>ce to stabilize in one states at <strong>the</strong> expense of <strong>the</strong> o<strong>the</strong>r.<br />
C state<br />
S state<br />
Vortex <strong>for</strong>mation<br />
and annihilation.<br />
High cost in<br />
energy. High<br />
switching field.<br />
Coherent<br />
rotation. Low<br />
cost in energy.<br />
Low switching<br />
field.<br />
Relaxed state: No field applied<br />
Transverse Field applied<br />
<strong>NCCAVS</strong> March 17, 2004<br />
26<br />
Kamel Ounadjela (kno@cypress.com)
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