A spin transfer MRAM is described that has two sub cells each having {HEAD ~ a conductive spacer} between {TAIL ~ an upper CPP cell} and a lower MTJ cell 
between
A spin transfer MRAM is described that has two sub cells each having { HEAD ~ a conductive spacer } between { TAIL ~ an upper CPP cell } and a lower MTJ cell
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH