利用半径实现低功率分配器技术

尤达 ·布

摘要


本文描述了一种分配技术的设计,将低功耗技术应用于机组的设计,并考虑了能量延迟权衡。与没有对能量进
行优化的标准实现相比,除频器中的能量耗散可以减少高达70%,而不惩罚延迟。在这种划分技术中,我们比较了半径
x-8分频器与通过重叠三个半径-2级和一个半径-4分频器获得的分频器进行了比较。结果表明,分频器的延迟与具有重叠
级的分频器相似,但面积较小。半径-8在半径x-4上的加速约为23.58%,完成分割所耗散的能量几乎相同,尽管半径-8的
面积大67.58%。

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参考


[1]A.P.ChandrakasanandR.W.Brodersen.LowPower

DigitalCMOSDesign.KluwerAcademicPublishers,1995.

[2]CompassDesignAutomation.Passport-0.6-Micron,

3-Volt,High-PerformanceStandardCellLibrary.Compass

DesignAutomation,Inc.,1994.

[3]M.ErgegovacandT.Lang.DivisionandSquare

Root:Digit-RecurrenceAlgorithmsandImplementations.Kluwer

AcademicPublisher,1994.

[4]J.Fandrianto.Algorithmforhigh-speedsharedradix-8

divisionandradix-8squareroot.Proc.of9thSymposiumon

ComputerArithmetic,pages68-75,Sept.1989.

[5]D.Harris,S.Oberman,andM.Horowitz.SRTdivision

architecturesandimplementations.Proc.of13thSymposiumon

ComputerArithmetic,pages18-25,July1997.

[6]J.Monteiro,S.Devadas,andA.Ghosh.Retiming

sequentialcircuitsforlowpower.Proc.of1993International

ConferenceonComputer-AidedDesign(ICCAD),pages398-

402,Nov.1993.[7]A.Nannarelli.PET:Powerevaluationtool,Aug.1996.

http://www.eng.uci.edu/numlab/PET/.

[8]A.NannarelliandT.Lang.Low-powerradix-4divider.

Proc.ofInternationalSymposiumonLowPowerElectronicsand

Design,pages205-208,Aug.1996.

[9]A.NannarelliandT.Lang.Low-PowerConvert-andRoundUnit.TechnicalReport,Jan1997.AvailableontheWWW

athttp://www.eng.uci.edu/numlab/archive/pub/nl97p02/.

[10]W.NebelandJ.Mermeteditors.LowPowerDesignin

DeepSubmicronElectronics.KluwerAcademicPublishers,1997

[11]A.PrabhuandG.Zyner.167MHzradix-8divide

andsquarerootusingoverlappedradix-2stages.Proc.of12th

SymposiumonComputerArithmetic,pages155-162,July1995.

[12]J.M.Rabaey,M.Pedram,etal.LowPowerDesign

Methodologies.KluwerAcademicPublishers,1996.

[13]K.UsamiandM.Horowitz.Clusteredvoltagescaling

techniqueforlow-powerdesign.Proc.ofInternationalSymposium

onLowPowerDesign,pages3-8,Apr.1995.




DOI: http://dx.doi.org/10.12361/2661-3506-04-20-109089

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