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10Gb/s GaAs PHEMT电流模跨阻抗光接收机前置放大器
引用本文:焦世龙,叶玉堂,陈堂胜,冯欧,蒋幼泉,范超,李拂晓. 10Gb/s GaAs PHEMT电流模跨阻抗光接收机前置放大器[J]. 半导体学报, 2007, 28(1): 24-30
作者姓名:焦世龙  叶玉堂  陈堂胜  冯欧  蒋幼泉  范超  李拂晓
作者单位:[1]电子科技大学光电信息学院,成都610054 [2]单片集成电路与模块国家级重点实验室,南京210016 [3]南京电子器件研究所,南京210016
基金项目:国家自然科学基金 , 国家重点实验室基金 , National Key Laboratory of Monolithic Integrated Circuits and Modules Foundation of China
摘    要:采用0.5μm GaAs PHEMT工艺研制了一种单电源共栅电流模跨阻抗前置放大器(TIA).测量得到放大器-3dB带宽为7.5GHz,跨阻增益为45dBQ;输入输出电压驻波比(VSWR)均小于2;等效输入噪声电流谱密度在14.3~22pA/√Hz之间,平均值为17.2pA/√Hz.在输入10Gb/s非归零(NRZ)伪随机二进制序列(PRBS)信号下,放大器输出眼图清晰,具有14ps的定时抖动和138mV的峰峰电压.

关 键 词:GaAs  PHEMT  电流模式  前置放大器  噪声系数  眼图
文章编号:0253-4177(2007)01-0024-07
收稿时间:2006-08-07
修稿时间:2006-08-27

10Gb/s GaAs PHEMT Current Mode TransimpedancePreamplifier for Optical Receiver
Jiao Shilong,Ye Yutang,Chen Tangsheng,Feng Ou,Jiang Youquan,Fan Chao and Li Fuxiao. 10Gb/s GaAs PHEMT Current Mode TransimpedancePreamplifier for Optical Receiver[J]. Chinese Journal of Semiconductors, 2007, 28(1): 24-30
Authors:Jiao Shilong  Ye Yutang  Chen Tangsheng  Feng Ou  Jiang Youquan  Fan Chao  Li Fuxiao
Affiliation:School of Optoelectronic Information,University of Electronic Science and Technology of China,Chengdu 610054,China;National Key Laboratory of Monolithic Integrated Circuits and Modules,Nanjing 210016,China;School of Optoelectronic Information,University of Electronic Science and Technology of China,Chengdu 610054,China;National Key Laboratory of Monolithic Integrated Circuits and Modules,Nanjing 210016,China;Nanjing Electronic Devices Institute,Nanjing 210016,China;Nanjing Electronic Devices Institute,Nanjing 210016,China;School of Optoelectronic Information,University of Electronic Science and Technology of China,Chengdu 610054,China;Nanjing Electronic Devices Institute,Nanjing 210016,China
Abstract:
Keywords:GaAs PHEMT  current mode  preamplifier  noise figure  eye diagram
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