1Chapter FifteenApplications and Design of Integrated CircuitsOne pole active filters (review)• Usually, passive filters suffers from loading effects, substantially reducing the maximum gain from the unity.• Loading effect can be reduced by using active filters.2(cont.)3(cont.) (cont.)above equation4Basic principle of the switched-capacitor filter technique. (a) Active-RC integrator. (b) Switched-capacitor integrator. (c) Two-phase clock (nonoverlapping). (d) During φ1, C1charges up to the current value of viand then, during φ2, discharges into
View Full Document