Each deceleration phase 700 a 700 d comprises {HEAD ~ a respective count register} {TAIL ~ 702 a 702 d} that is driven by a conjunctive combination 705 a 705 d of a respective one of the phase enable signals 704 a 704 d and the sample clock 103 
Each deceleration phase 700 a 700 d comprises { HEAD ~ a respective count register } { TAIL ~ 702 a 702 d } that is driven by a conjunctive combination 705 a 705 d of a respective one of the phase enable signals 704 a 704 d and the sample clock 103
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH