High Speed Designs - Part 11

High Speed Designs - Part 11

 

Simulations play a major role in the success of high speed designs. Simulations can be pre-layout or post-layout. Pre-Layout simulation helps to determine the considerations to be taken in the design and also gives input to the PCB Layout engineer on the care to be taken. Post-Layout helps to analyze the issues with the PCB Layout. Hyperlynx provides option to export the PCB simulation file to the Line sim with the specific nets. For either of these simulations, models are very important. The model type depends on the type of the component used.
  • For active components - IBIS model or SPICE model
  • For passive components like connectors, cables  - S-Parameter models
Hyperlynx is one such tool which helps to use either of these models for simulations. There are several scenarios that need to be simulated.
  • Chip to Chip
  • Chip to Connector
  • Board to board

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