Clock skew determination from parameter variations at chip and wafer level

Stephan Sauter, D. Cousinard, Roland Thewes, D. Schmitt-Landsiedel, Werner Weber

Research output: Contribution to conferencePaperpeer-review

2 Scopus citations

Abstract

Clock skews are determined by measuring device and metal line parameters as a function of position over chip and wafer. Experimental results are separated into a basic random fluctuation part and processing related contributions on chip and wafer level. Different clock tree circuits are simulated based on the measured data, and characterized with the delay, power consumption, layout area and temperature as parameters. Simulations yield a worst case skew of 42ps for a 0.25μm process and a metal3 H-clock tree.

Original languageEnglish
Pages7-9
Number of pages3
StatePublished - 1999
Externally publishedYes
EventProceedings of the 1999 4th International Workshop on Statistical Metrology (1999 IWSM) - Kyoto, Jpn
Duration: 12 Jun 199912 Jun 1999

Conference

ConferenceProceedings of the 1999 4th International Workshop on Statistical Metrology (1999 IWSM)
CityKyoto, Jpn
Period12/06/9912/06/99

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