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No.3(pp.63-125)
Home > Issues > Volume 7 (2002) > No.3(pp.63-125)
 
MTJ based MRAM Core Cell
Journal of Magnetics, Volume 7, Number 3, 30 Sep 2002, Pages 101-105
Wanjun Park* (SAMSUNG Advanced Institute of Technology, MD Lab.)
Abstract
MRAM (Magnetoresistive Random Access Memory) is a promising candidate for a universal memory that meets all application needs with non-volatile, fast operational speed, and low power consumption. The simplest architecture of MRAM cell is a series of MTJ (Magnetic Tunnel Junction) as a data storage part and MOS transistor as a data selection part. This paper is for testing the actual electrical parameters to adopt MRAM technology in the semiconductor based memory device. The discussed topics are an actual integration of MRAM core cell and its properties such as electrical tuning of MOS/MTJ for data sensing and control of magnetic switching for data writing. It will be also tested that limits of the MRAM technology for a high density memory.
Keywords: MRAM (Magneto-resistive Random Access Memory); GMR (Giant Magneto-resistance); MTJ (Magnetic Tunnel Junction)
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