Dynamic state-retention FlipFlop for fine-grained sleep-transistor scheme

  • Stephan Henzler
  • , Thomas Nirschl
  • , Christian Pacha
  • , Peter Spindler
  • , Philip Teichmann
  • , Michael Fulde
  • , Juergen Fischer
  • , Matthias Eireiner
  • , Thomas Fischer
  • , Georg Georgakos
  • , Joerg Berthold
  • , Doris Schmitt-Landsiedel

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

5 Scopus citations

Abstract

Fine-grained sleep transistor scheme is the rigorous application of power gating to reduce standby power consumption in idle circuit blocks. Small circuit blocks are suspended for a short time while they are temporarily not needed. A sense amplifier based state retention flip-flop preserving the logical state of the circuit during this short idle times is proposed, that requires neither additional control signals nor an additional power supply for it's state retention functionality and can be integrated into a standard design flow without any modifications. The trade-off between propagation delay and retention time is derived analytically. Retention times in the range of milli-seconds can be achieved with D-to-Q delays of 100ps to 200ps.

Original languageEnglish
Title of host publicationProceedings of ESSCIRC 2005
Subtitle of host publication31st European Solid-State Circuits Conference
Pages145-148
Number of pages4
DOIs
StatePublished - 2005
EventESSCIRC 2005: 31st European Solid-State Circuits Conference - Grenoble, France
Duration: 12 Sep 200516 Sep 2005

Publication series

NameProceedings of ESSCIRC 2005: 31st European Solid-State Circuits Conference

Conference

ConferenceESSCIRC 2005: 31st European Solid-State Circuits Conference
Country/TerritoryFrance
CityGrenoble
Period12/09/0516/09/05

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