Patent ID: 6839274

Claim:
A magnetic random access memory (MRAM) comprising: a substrate including a source region, a drain region and a gate region; a word line formed on the gate region; a source contact formed on the source region; a drain contact formed on the drain region; a common line electrically connected to the upper portion of the source contact by a first contact plug; a metal line electrically connected to the upper portion of the drain contact by a second contact plug; a connection film electrically connected to the upper portion of the metal line by a third contact plug, the connection film configured to overlap the upper portion of the common line; an MTJ element formed on the connection film and positioned on the common line region; and a bit line connected to the MTJ element, wherein a ground level voltage in a data read operation is applied to the common line, and an amount of current in a data write operation is supplied for the common line.