CMOS门电路的阈值电压数字显示系统设计

Design of Threshold Voltage Digital Display System Based on CMOS Gate Circuit

阐述一种CMOS集成门电路阈值电压的测量电路,并将阈值电压值直观地用数字显示。电路由定时振荡器、上升电压产生电路、门波形成电路、译码与显示电路和校准电路等构成。

This paper describes a measuring circuit for threshold voltage of CMOS integrated gate circuit, and displays the threshold voltage value with digital display. The circuit is composed of a timing oscillator, a rising voltage generation circuit, a gate wave forming circuit, a decoding and display circuit, a calibration circuit.