目录 摘要… Abstract… …2 第一章概述… …3 1.1研究动机… 3 1.2研究内容及贡献 3 1.3论文组织结构… 4 第二章静电放电的基本概念 …5 2.1静电放电的模式… 5 2.2静电放电的测试… 6 2.2.1静电放电的测试组合… 6 2.22静电放电的故障判定… 6 2.3静电保护电路的基本架构… …7 第三章静电放电保护电路的设计…1 3.1/O保护电路… 11 3.1.1栅极接地NM○S… 12 3.1.2栅极耦合NMOS… 13 3.1.3硅控整流器… .14 3.1.4互补式I/O保护电路 16 3.1.5噪声… …18 3.2电源钳位电路… … 19 3.2.1RC触发MOSFET ESD电源钳位… 19 3.2.2简化的RC触发MOSFET ESD电源钳位… 21 第四章系统的静电放电保护… 23 4.1电路设计… 23 4.2正常工作时的仿真结果… 23 4.3ESD时的仿真结果… 25 第五章总结与展望 35 5.1总结… 35 5.2未来展望 35 参考文献… …36 致谢… …37目录 摘要··············································································································1 Abstract ·······································································································2 第一章 概述 ·······························································································3 1.1 研究动机 ························································································3 1.2 研究内容及贡献 ·············································································3 1.3 论文组织结构·················································································4 第二章 静电放电的基本概念 ······································································5 2.1 静电放电的模式 ·············································································5 2.2 静电放电的测试 ·············································································6 2.2.1 静电放电的测试组合····························································6 2.2.2 静电放电的故障判定····························································6 2.3 静电保护电路的基本架构 ·······························································7 第三章 静电放电保护电路的设计····························································· 11 3.1 I/O保护电路 ················································································· 11 3.1.1 栅极接地NMOS·································································12 3.1.2 栅极耦合NMOS·································································13 3.1.3 硅控整流器········································································14 3.1.4 互补式I/O保护电路····························································16 3.1.5 噪声···················································································18 3.2 电源钳位电路···············································································19 3.2.1 RC触发MOSFET ESD电源钳位········································19 3.2.2 简化的RC触发MOSFET ESD电源钳位 ·····························21 第四章 系统的静电放电保护 ····································································23 4.1 电路设计 ······················································································23 4.2 正常工作时的仿真结果·································································23 4.3 ESD时的仿真结果········································································25 第五章 总结与展望 ··················································································35 5.1 总结 ·····························································································35 5.2 未来展望 ······················································································35 参考文献 ····································································································36 致谢············································································································37 I