The replacement memory block includes {TAIL ~ all the required analog row and column driver} and sense circuitry for the memory cells contained in {HEAD ~ the replacement block} 
The replacement memory block includes { TAIL ~ all the required analog row and column driver } and sense circuitry for the memory cells contained in { HEAD ~ the replacement block }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD