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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BIT SWITCHING BALANCING SCHEMES<br />
• …IN LARGE BIT POPULATIONS, ZERO NEEL COUPLING<br />
ALLOWS FOR NARROWER BIT SWITCHING DISTRIBUTION<br />
0.99<br />
Cumulative Probability<br />
0.9<br />
0.7<br />
0.5<br />
0.3<br />
0.1<br />
0.01<br />
Bit Switching Loop Centering Scheme:<br />
Neel ~0 Oe, Poles ~0 Oe (b)<br />
Neel+Poles ~0 Oe (a)<br />
MTJ Switching Field [a.u.]<br />
CUMULATIVE PROBABILITY PLOTS OF BIT SWITCHING DISTRIBUTIONS SAMPLED FROM<br />
THE ARRAYS OF MTJs PATTERNED USING DIFFERENT LOOP CENTERING SCHEMES<br />
? BETTER CONTROL OF BIT-TO-BIT VARIABILITY<br />
<strong>NCCAVS</strong> March 17, 2004<br />
34<br />
Kamel Ounadjela (kno@cypress.com)
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