IBIS Connector Models: Working Group Status

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IBIS Connector ModelsWorking Group Status

• Fabrizio Zanella, EMC Corporation

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IBIS Connector BIRD

• Group consists of 9 members from 7 companies.
• Molex, Hyperlynx, Berg, Teradyne, EMC, Ansoft and
  AMP are represented.
• Good mix of connector companies and software
  vendors.
• Conference calls 2-3x/months emails.

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IBIS Connector BIRD

• Preliminary BIRD is being drafted
• Connector IBIS model should be a separate
  document from IBIS 3.1, etc.
• Defined 25 new key words not in IBIS 3.1
  spec
• Spec is defining single and multiline connector
  models
• Mated model, backplane and daughtercard half
  matrix models will be included.

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IBIS Connector BIRD

• Model can be lumped or distributed.
• Model can be created from 2D or 3D solver.
• Model will have several L,C matrix sections.
• Defined separate model (swath)
• method of defining small section which is
  repeated throughout the entire connector
• helps in reducing size of connector model

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Schematic of Connector Model
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IBIS Connector BIRD

• Option of including JPEG file as part of IBIS
  connector model, so user can see picture of
  connector.
• Looking into how to model T stubs and loops in
  connectors.
• We are interested in requesting funding from
  IBIS committee for the connector model parser.
• IBIS connector BIRD will be completed in January
  99.