CONVERTER OF A SEMICONDUCTOR DEVICE

摘要

PURPOSE: A converter of a semiconductor device is provided which can convert analog to digital and vice versa in high speed and precis ion. CONSTITUTION: A converter of a semiconductor device comprises: a system for outputting a first digital signal having a predetermined period; a digital filter for filtering the first digital signal from the system and outputting a second digital signal having the frequency of the filtered first digital signal multiplied by a predetermined multiplication rate; and a digital-to-analog converter for converting the second digital signal to an analog signal.