Design and early validation (using FPGA) of temperature resilient clock distribution networks for 3D ICs

Sung Joo Park, Madhavan Swaminathan, Nitish Natu, Byunghyun Lee, Sang Min Lee, Woong Hwan Ryu, Kee Sup Kim

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Abstract

Clock Distribution Networks (CDN) in three dimensional ICs face problems due to temperature and gradients observed across the die. The propagation delay of paths in the CDN varies and leads to mismatch in skew at the distribution points. This could potentially harm the system by violating setup and hold timing constraints. Compensation techniques can however be integrated with the CDN to compensate for the effects due to thermal gradients. Two such techniques called adaptive supply voltage and controllable path delay were implemented and are presented in this paper. An FPGA-based test vehicle was used to validate these techniques. Finally the overhead of area and power is analyzed and the performance improvement is observed.

Original languageEnglish (US)
Title of host publication2014 IEEE 23rd Conference on Electrical Performance of Electronic Packaging and Systems, EPEPS 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages127-130
Number of pages4
ISBN (Electronic)9781479936410
DOIs
StatePublished - 2014
Event23rd IEEE Conference on Electrical Performance of Electronic Packaging and Systems, EPEPS 2014 - Portland, United States
Duration: Oct 26 2014Oct 29 2014

Publication series

Name2014 IEEE 23rd Conference on Electrical Performance of Electronic Packaging and Systems, EPEPS 2014

Conference

Conference23rd IEEE Conference on Electrical Performance of Electronic Packaging and Systems, EPEPS 2014
Country/TerritoryUnited States
CityPortland
Period10/26/1410/29/14

All Science Journal Classification (ASJC) codes

  • Hardware and Architecture
  • Electrical and Electronic Engineering

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