模-数-差信号发生器的设计与实现  

Design and Implementation of Analog-Digital-Differential Signal Generator

作　　者：宁敏东[1] 宁宁[2] 王松德[1] 张栓记[1] 

机构地区：[1]洛阳师范学院物理与电子信息学院,河南洛阳471022 [2]辽宁工程技术大学电子与信息工程学院,辽宁葫芦岛125105

出　　处：《半导体技术》2010年第7期630-633,共4页Semiconductor Technology

基　　金：河南省科技厅科技攻关项目(072102210083)

摘　　要：模-数-差信号发生器主要由集成压控振荡器ICL8038构成的函数信号发生器电路、模-数-差变换与输出电路以及电源电路组成。设计是在函数信号发生器和双路直流电源基础上,采取比例放大、串联分压、二极管检波等变换与组合方法,实现由正弦波、三角波、方波、直流信号组成的模拟信号,TTL和CMOS信号组成的数字信号,以及具有AC和DC信号的差分信号。模-数-差信号发生器集多种常用信号于一体,使用简便,可适应多种场合的电子测量。Analog-digital-differential signals generator is mainly composed of function signal generator circuit by VCO ICL8038,transformation and output circuit and power circuit.The design was based on function signal generator and double DC power,analog signals which constituted by the sine wave,triangular wave,square wave and DC signals,adigital signals which constituted by TTL,CMOS signal and differential signals which constituted by the AC/DC signalsit,using some transform and combination method such as proportional amplifying,series voltage division,diode detection.Analog-digital-differential signals generator can generate many kinds of signals simply and conveniently and easy to be used in different electronic measurement.

关 键 词：模拟信号 数字信号 差分信号 变换电路 发生器 

分 类 号：TN709[电子电信—电路与系统]