Moore than Enough Bill Eklow Cisco Systems Inc
Moore than Enough Bill Eklow Cisco Systems, Inc. © 2007 Cisco Systems, Inc. All rights reserved. 1
If we knew what it was we were doing, it would not be called research, test would it? Albert Einstein End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 2
Board? End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 3
Or Chip? End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 4
? ? is h t t s e w o H End to End Testing – Bill Eklow o d t I © 2007 Cisco Systems, Inc. All rights reserved. 5
Board, System, Network or Chip? End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 6
Board, System, Network or Chip? End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 7
Board, System, Network or Chip? End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 8
Traditional System? End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 9
What Differentiates Chip from Board from System? § Architecture/Functionality? § Interfaces/Interconnects? § Test/DFT? § Manufacturer? § BOM hierarchy? End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 10
Today’s Chip(? ) Complexity 1 of 629 End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 11
R 2 D 2 Si. P Module Application High Density Switching Line Card End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 12
Base Board Four R 2 D 2 Si. P Modules End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 13
Daughter Card with Four Si. P Modules End to End Testing – Bill Eklow © 2007 Cisco Systems, Inc. All rights reserved. 14
Combined Line Card Chips@Cisco 2005 End to End Testing – Bill Eklow © 2005 Cisco Systems, Inc. All rights reserved. © 2007 Cisco Systems, Inc. All rights reserved. 15
Integrating Line Card into Switch Chips@Cisco 2005 End to End Testing – Bill Eklow © 2005 Cisco Systems, Inc. All rights reserved. © 2007 Cisco Systems, Inc. All rights reserved. 16
Integrating Switches into the Network Chips@Cisco 2005 End to End Testing – Bill Eklow © 2005 Cisco Systems, Inc. All rights reserved. © 2007 Cisco Systems, Inc. All rights reserved. 17
Most Critical DFT Decisions Moore’s Law Accelerated Moore’s Law 3 Chips@Cisco 2005 End to End Testing – Bill Eklow © 2005 Cisco Systems, Inc. All rights reserved. © 2007 Cisco Systems, Inc. All rights reserved. 18
Most Critical DFT Decisions Chips@Cisco 2005 End to End Testing – Bill Eklow © 2005 Cisco Systems, Inc. All rights reserved. © 2007 Cisco Systems, Inc. All rights reserved. 19
- Slides: 19
