PHASE-LOCKED FILTER AND PHASE-LOCKED LOOP

摘要

This order loop filter having an input end and an output end, a first branch comprising a first capacitor the other end of which is connected to a common node, a second branch comprising a first resistor the other end of which is connected to the common node, a second resistor, a third branch comprising a third capacitor the other end of which is connected to a common node, wherein the common node is connected to a second capacitor the other end of which is connected to ground.