1
Interconnect and PackagingChapter 2: Transmission Line Parameters
Chung-Kuan ChengUC San Diego
Outline• Causality• Transmission Lines for Digital Applications• Transmission Line Structures• Time Domain Reflectometer • LC Measurement• Internal RL Analysis• Proximity Effect• PCB Properties• Slow Waves
2
Causality
3
Transmission Lines for Digital Systems
4
Transmission Line Structures
5
Time Domain Reflectometer TDR
6
Wave Propagation
7
Wave Propagation
8
LC Measurement
9
Round-Wire Internal RL
10
Internal Impedance of Round-Wire
11
Proximity Effect
12
Proximity Effect via Eddy Current
13
Properties of PCB Materials
14
Slow Wave Mode
15