| 一种全差分的高速CMOS运算跨导放大器(OTA)的优化设计 |
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| 引用本文： | 迮德东,易婷,方杰,洪志良.一种全差分的高速CMOS运算跨导放大器(OTA)的优化设计[J].计算机辅助设计与图形学学报,2004,16(12):1640-1644. |
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| 作者姓名： | 迮德东 易婷 方杰 洪志良 |
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| 作者单位： | 复旦大学微电子学系专用集成电路与系统国家重点实验室,上海,200433 |
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| 摘 要： | 全差分高速CMOS运算跨导放大器由一个折叠-级联输入级和一个共源输出增益级构成，并采用Cascode补偿技术．在对运算跨导放大器的性能做了详细的分析后，设计出一个采用单纯形优化算法的优化程序，它能够快速地设计出满足指标的运算跨导放大器．最后给出了一个设计实例．
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| 关 键 词： | 运算跨导放大器（OTA） 折叠-级联放大器 代价函数 单纯形算法 |
Design and Synthesis of A Fully Differential High Speed CMOS Operational Transconductance Amplifier |
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| Ze Dedong,Yi Ting,Fang Jie,Hong Zhiliang.Design and Synthesis of A Fully Differential High Speed CMOS Operational Transconductance Amplifier[J].Journal of Computer-Aided Design & Computer Graphics,2004,16(12):1640-1644. |
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| Authors: | Ze Dedong Yi Ting Fang Jie Hong Zhiliang |
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| Abstract: | A fully differential high speed CMOS operational transconductance amplifier (OTA) is presented This OTA contains a folded cascode input stage and a common source output gain stage And it uses cascode compensation technique After analyzing performance of the OTA, an optimization program that adopts simplex method is designed It can design an amplifier meeting the requirements rapidly Lastly, an example is presented |
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| Keywords: | operational transconductance amplifier (OTA) folded-cascode amplifier cost function simplex method |
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