Power Grid Analysis in VLSI Designs - SERC

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Appendix C Power Waveforms AnalysisAND Gate power waveforms at different frequency points. Note that waveform shape andpeaks are matching across frequency range.Figure 1 1MHz, Peak: 838.9 uWFigure 2 100MHz, Peak: 840.7 uWFigure 3 1GHz, Peak: 838.2 uW118
Appendix D Current Characterization – sample spice deck**epic tech="voltage 1.2v"*epic "vdd 0 1.2 0.01"*epic "vss 0 0 0.01"*epic "invoke spice3 %input %output"* spice options.inc /user/kalpu/cloc/autochar/userware/spice_options noprint* temperature = 25.temp 25.inc ../user_data/models_strong noprint*.inc /db/pdk/1233c035a/current/models/current/tis/model.paths.strongnoprint.inc /user/kalpu/cloc/autochar/subckt/sr40/an210h noprintPVDD 1.2vvdd vdd 0 PVDDRVDD VDD VDD_inv1 1000RVSS VSS_inv1 0 1000xinv1 A B Y VSS_inv1 vdd_inv1 an210h*10 MHzVA A 0 PULSE 0 PVDD 1n pslew pslew 50n 100n *Vb B 0 PULSE 0 PVDD 1n pslewpslew 50n 100n Vb B 0 PVDDPslew 0.01npload 50ffCY Y 0 pload.tran 0.01ns 250ns.MEASURE TR AVGPWR AVG P(Vvdd) FROM=20ns TO=60ns .punch tr V(Vdd_inv1vss_inv1) .punch tr I(VVDD) .punch tr I(rvdd) .punch tr V(A B Y) *.punch trI(rvdd rvss).end119
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Power Grid Analysis in VLSI Designs
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4.4.1 Timing Information Generation
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Figure 3 1GHz, Peak: 838.2 uW......
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AbstractPower has become an importa
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1 Introduction1.1 MotivationVLSI in
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Further, Figure 1.3 shows that ther
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proposed in a few papers. In this t
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• Degradation in switching speeds
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Second, today’s design has huge P
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Figure 1.6 Total power break up int
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CMOSDieAcronym for Complimentary Me
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2 Toggle Activity Estimation2.1 Ove
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For large T, D(x) becomes time inva
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done hierarchically or there is reu
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A Sample SDC file with above comman
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Some of the care needs to be taken
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Figure 2.5 Timing Arcs in extracted
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3 Power Estimation3.1 OverviewAccur
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In this work, above power component
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on the required accuracy, different
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Based on power sensitivity and tool
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with SPICE. Power Mill is dynamic s
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DREPGENDREPFILE+ DATAGENFUNCTDLRAND
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3.4.3 Interconnect setupAll the cir
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DesignNameIN OUT Flops Boolean(gate
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Design TFC + Power Compiler Runtime
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Design Name CLK Power Total Power %
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DesignNamePowerCompilerProposedAppr
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We can approximate the average powe
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4 Power Supply Noise Analysis4.1 Ov
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to be absolutely in complete alignm
Page 67 and 68: In this work, we have maintained te
Page 69 and 70: Figure 4.6 Load vs. peak power for
Page 71 and 72: 3. The temporal correlation between
Page 73 and 74: Each such armRepresents resistance
Page 75 and 76: Characterized data was transformed
Page 77 and 78: Do timing analysis and based on inp
Page 79 and 80: of any node. Alternatively frequenc
Page 81 and 82: Cell Char @ fix frequency(10MHz in
Page 83 and 84: We executed the flow as explained i
Page 85 and 86: Circuit%Drop inaverage activity%Dro
Page 87: 4.6 SummaryWe proposed novel PG net
Page 90 and 91: network but causing huge dynamic IR
Page 92 and 93: Power SwitchFigure 5.2 Layout of 1M
Page 94 and 95: power network start getting charged
Page 96 and 97: Note that the 1 stcharacterization
Page 98 and 99: • Maximum current surge that will
Page 100 and 101: gates in the virtual network or mor
Page 102 and 103: Vdesired (mV)Actual#SwitchesSwitche
Page 104 and 105: 5.4 SummaryThere are various techni
Page 106 and 107: 5. Power Up analysis for MTCMOS bas
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Page 110 and 111: 21. F.N. Najm, R.Burch, P. Yang, an
Page 112 and 113: 62. H. Mehta, R.M.Owens, M.J.Irwin,
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Page 116 and 117: Appendix B Sample SPEF Format*SPEF
Page 120 and 121: Appendix E Waveform transformation
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Power Grid Analysis in VLSI Designs - SERC

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