The present invention anticipates that the CPP cell and MTJ cell may be independently optimized so as to achieve {TAIL ~ a low write current} in the CPP cell and {HEAD ~ a high dR/R} in the MTJ 
The present invention anticipates that the CPP cell and MTJ cell may be independently optimized so as to achieve { TAIL ~ a low write current } in the CPP cell and { HEAD ~ a high dR / R } in the MTJ
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH