第 1 章 简介 ......................................................1
1.1 面临的挑战:高速 PCB 设计中的电源完整性问题(PI)..................................................1
1.2 解决方法:SPECCTRAQuest Power Integrity .............................................................................1
1.3 SPECCTRAQuest Power Integrity 工作流程 ............................................................................1
1.4 SPECCTRAQuest Power Integrity
模块的使用
.........................................................................2
第 2 章 电源平面分析的准备工作 .......................................4
2.1 使用设置向导
.....................................................................................................................................4
2.1.1 调用设置向导 ..............................................................................................................................4
2.2 板框.......................................................................................................................................................5
2.3 Stack-up
................................................................................................................................................6
2.4 DC Net/Plane Association................................................................................................................8
2.5 DC Power Pair Setup.........................................................................................................................9
2.6 库安装 ................................................................................................................................................10
2.6.1 选择一个去耦电容库 ................................................................................................................10
2.6.2 选择一个去耦电容 ....................................................................................................................10
2.6.3 调整一个去耦电容 ....................................................................................................................11
2.6.4 内在电感 ....................................................................................................................................12
2.6.5 安装电感 ....................................................................................................................................13
第 3 章 电源完整性设计与分析 .........................................14
3.1 电源平面目标阻抗..........................................................................................................................14
3.2 单结点仿真 .......................................................................................................................................14
3.2.1 概述 ..........................................................................................................................................14
3.2.2 运行单结点仿真 ........................................................................................................................15
3.2.3 关于工作表的处理 Working in the worksheet ..........................................................................16
3.3 分析 Analysis....................................................................................................................................16
3.3.1 波形分析 ....................................................................................................................................16
3.4 报告.....................................................................................................................................................18
3.5
多节点仿真
.......................................................................................................................................19
3.5.1
网格化电源平面
......................................................................................................................19
3.5.2 分析属性 ..................................................................................................................................20
3.5.3 布置元件 ....................................................................................................................................21
3.5.4 放置电压调节模块 VRM ..........................................................................................................21
3.5.5 Placing Noise Sources ................................................................................................................21
3.5.6 Placing Decoupling Capacitors...................................................................................................22
3.5.7
布局前操作
..............................................................................................................................23
3.5.8 Post-Placement Operations.........................................................................................................24
3.5.9 Crossprobing...............................................................................................................................24
第 4 章 临时封装 ....................................................25
4.1 概述.................................................................................................................................. 25
4.2
建立临时表贴封装
.......................................................................................................... 25
4.3 Creating Temporary Leaded Packages............................................................................. 26
第 5 章 电压调节模块 VRM ..............................................27
5.1 Working with the Voltage Regulator Module .................................................................. 27
5.2
VRM 编辑器
..................................................................................................................... 27
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