As noted above, these abruptly operated current switches may introduce noise components that affect {HEAD ~ operation} of the PLL, especially at {TAIL ~ higher frequencies} 
especially at
As noted above , these abruptly operated current switches may introduce noise components that affect { HEAD ~ operation } of the PLL , especially at { TAIL ~ higher frequencies }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL