{TAIL ~ The output} of {HEAD ~ the digital integrator} is coupled to a digital to analog converter in the feedback loop of the sigma delta modulator 
{ TAIL ~ The output } of { HEAD ~ the digital integrator } is coupled to a digital to analog converter in the feedback loop of the sigma delta modulator
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH