| 基于DDS的信号发生器的设计与开发 |
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| 引用本文： | 冯建雨. 基于DDS的信号发生器的设计与开发[J]. 可编程控制器与工厂自动化(PLC FA), 2005, 0(9): 116-118 |
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| 作者姓名： | 冯建雨 |
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| 摘 要： | 直接数字频率合成（DDS）是近年来发展非常迅速的一种新的频率合成技术，首先简要介绍了DDS的工作原理，AD9850芯片的基本原理及性能特点，然后主要阐述如何利用AD9850芯片设计一个高精度的信号发生器。
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| 关 键 词： | 直接数字频率合成 低通滤波器 正弦波信号 |
| 文章编号： | 1606-5123（2005）09-0116-03 |
The Design and Development of Function Generator Based on DDS |
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| Feng Jianyu. The Design and Development of Function Generator Based on DDS[J]. Programmable controller & Factory Automation(PLC & FA), 2005, 0(9): 116-118 |
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| Authors: | Feng Jianyu |
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| Abstract: | Direct digital frequency synthesizer DDS is a recently and rapidly developed technology, which features high frequency resolution. This paper briefly introduces the basic principle of DDS, The basic principle and performance of AD9850 chip. Then it mainly describes how to use AD9850 chip to design a function generator of high accnracy. |
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| Keywords: | Direct digital frequency synthesizer Low pass filter Sine calibrate signal |
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