| 基于AD9959的频率合成器设计及其应用 |
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| 引用本文： | 张福洪, 朱怀环, 戴绍港,. 基于AD9959的频率合成器设计及其应用[J]. 电子器件, 2008, 31(4) |
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| 作者姓名： | 张福洪 朱怀环 戴绍港 |
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| 作者单位： | 杭州电子科技大学通信工程学院,杭州,310018;杭州电子科技大学通信工程学院,杭州,310018;杭州电子科技大学通信工程学院,杭州,310018 |
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| 摘 要： | AD9959是ADI公司推出的一款高性能的四通道DDS芯片,其最高采样速率为500 Msample/S,每个通道具有独立的32 bit频率控制字,14 bit相位控制字和10 bit DAC.利用其同步性能良好、频率分辨高、控制方式灵活的性能特点,根据Galileo/GPS高精度伪卫星系统的要求设计了一款频率合成器.在设计过程中引入ADS软件辅助分析和仿真,该频率合成器能满足系统杂波抑制、相位噪声等各项指标要求.
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| 关 键 词： | 频率合成 AD9959 Galileo/GPS伪卫星 ADS |
Design and Application of a Frequency Synthesizer Based on AD9959 |
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| ZHANG Fu-hong,ZHU Huai-huan,DAI Shao-gang. Design and Application of a Frequency Synthesizer Based on AD9959[J]. Journal of Electron Devices, 2008, 31(4) |
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| Authors: | ZHANG Fu-hong ZHU Huai-huan DAI Shao-gang |
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| Affiliation: | ZHANG Fu-hong,ZHU Huai-huan,DAI Shao-gang(School of Communication Engineering,Hangzhou Dianzi University,Hangzhou 310018,China) |
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| Abstract: | AD9959 supplied by ADI Company is a 4-channel DDS chip with high sample rate as 500 Msample/S,each channel has dedicated 32 bit frequency tuning word,14 bit of phase offset,and a 10 bit DAC.Using its features of excellent synchronous,high frequency resolution and flexible control mode,designed a frequency synthesizer meeting the requirement of high precision Galileo/GPS pseudo satellite system.ADS software was introduced in the design to assist analyzing and simulating,this frequency synthesizer can meet th... |
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| Keywords: | AD9959 ADS |
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