纯英文，高清资料，部分目录如下： 1. Grounding and Planes......................................................................................................7 1.1 Filters ............................................................................................................................7 1.2 Routing .........................................................................................................................8 1.3 Plane slots and boundaries ..........................................................................................9 1.4 Decoupling capacitors ................................................................................................10 1.5 Power Distribution Network Impedance....................................................................11 2. High Speed Considerations............................................................................................13 2.1 Identifying High Speed Signals ...................................................................................13 2.2 Impedance..................................................................................................................14 2.2.1 Single Ended Characteristic Impedance .............................................................15 2.2.2 Differential Impedance.......................................................................................16 2.3 Terminations...............................................................................................................18 2.3.1 Single Ended Terminations.................................................................................18 2.3.2 Differential Terminations ...................................................................................20 2.4 Placement...................................................................................................................22 2.4.1 Partitioning .........................................................................................................22 2.4.2 Zoning .................................................................................................................22 2.4.3 Analog Buffers ....................................................................................................23