In some embodiments, the tracking signal on the first tracking bit line DBL is converted to the SAE signal for controlling {HEAD ~ the sense amplifier} 108 without {TAIL ~ additional delay} 
without
In some embodiments , the tracking signal on the first tracking bit line DBL is converted to the SAE signal for controlling { HEAD ~ the sense amplifier } 108 without { TAIL ~ additional delay }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL