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