Therefore, conventional charge pumps in {TAIL ~ PLLs} contain {HEAD ~ current switches} that necessarily and abruptly change the current drawn from the charge pump power supply 
Therefore , conventional charge pumps in { TAIL ~ PLLs } contain { HEAD ~ current switches } that necessarily and abruptly change the current drawn from the charge pump power supply
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH