In an exemplary embodiment, the integrators 212, 214 are realized using continuous time circuitry and each integrator 212, 214 is configured to generate a continuous time analog signal at {TAIL ~ its output} based on {HEAD ~ a signal} at its input 
In an exemplary embodiment , the integrators 212 , 214 are realized using continuous time circuitry and each integrator 212 , 214 is configured to generate a continuous time analog signal at { TAIL ~ its output } based on { HEAD ~ a signal } at its input
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 OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH