Mixed Swing Techniques for Low Energy/Operation Datapath Circuits (1997)
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BibTeX
@TECHREPORT{Krishnamurthy97mixedswing,
author = {Ram Kumar Krishnamurthy},
title = {Mixed Swing Techniques for Low Energy/Operation Datapath Circuits},
institution = {},
year = {1997}
}
OpenURL
Abstract
The portable communications industry’s vision of integrating a complete multimedia complex on a single die, coupled with the desktop computing industry’s vision of inte-grating multimedia functionality into general-purpose microprocessors has trans-formed lowering the power dissipation of digital signal processing (DSP) datapath circuits into an increasingly important challenge in current and future fabrication pro-cesses. Fully-static CMOS logic accompanied with supply voltage scaling has enjoyed widespread usage in lowering datapath power dissipation over the last decade. How-ever, fundamental limitations preclude device threshold voltage scaling under the con-stant drain-source field scaling paradigm in future deep-submicron processes, imposing limitations on voltage scaling. This has motivated a strong necessity for exploring new methodologies to lower the power dissipation of next-generation high-speed datapath circuits. This thesis investigates Mixed Swing techniques for reducing the power dissipa-tion of static CMOS datapath operators while retaining their high performance, or







