i A PHYSICAL IMPLEMENTATION WITH CUSTOM LOW POWER ...

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9.0 CONCLUSION ......................................................................................................... 151 APPENDIX A ............................................................................................................................ 152 APPENDIX B ............................................................................................................................ 155 APPENDIX C ............................................................................................................................ 170 APPENDIX D ............................................................................................................................ 184 BIBLIOGRAPHY ..................................................................................................................... 194 viii
LIST OF TABLES Table 5-1: ALU Module Specifications ........................................................................................ 39 Table 5-2: Specification of the ALU Stripe .................................................................................. 41 Table 5-3: ALU Initialization Parameters..................................................................................... 43 Table 5-4: ALU Module Pin Placement Parameters ..................................................................... 45 Table 5-5: ALU Horizontal Routing Feedthrough Specification ................................................. 47 Table 5-6: MUX Module Specification ........................................................................................ 50 Table 5-7: MUX Stripe Specifications ......................................................................................... 52 Table 5-8: MUX Module Pin Placement Parameters ................................................................... 53 Table 5-9: MUX Stripe Feedthrough Specifications .................................................................... 54 Table 5-10: MUX Stripe Pin Placement Parameters .................................................................... 55 Table 5-11: FINALMUX Module Specification .......................................................................... 56 Table 5-12: Final MUX Stripe Specifications .............................................................................. 59 Table 5-13: BIGFABRIC Module Specifications ......................................................................... 62 Table 5-14: Reconfigurable Hardware Fabric Chip Specifications .............................................. 63 Table 5-15: BIGFABRIC VRF for FINALMUX stripe ............................................................... 68 Table 5-16: BIGFABRIC VRF for ALU and MUX stripe ........................................................... 68 Table 5-17: ADPCM Encoder Post Layout Power Simulation .................................................... 73 Table 5-18: ADPCM Decoder Post Layout Power Simulation .................................................... 74 Table 5-19: IDCT Row Post Layout Power Simulation ............................................................... 75 Table 5-20: IDCT Col Post Layout Power Simulation ................................................................. 76 Table 5-21: Sobel Post Layout Power Simulation ........................................................................ 77 ix
Page 1 and 2: A PHYSICAL IMPLEMENTATION WITH CUST
Page 3 and 4: A PHYSICAL IMPLEMENTATION WITH CUST
Page 5 and 6: 4.0 ASIC DESIGN FLOW ..............
Page 7: 6.5.5 Characterization Results for
Page 11 and 12: LIST OF FIGURES Figure 1-1: SuperCI
Page 13 and 14: Figure 5-20: BIGFABRIC Logical Diag
Page 15 and 16: Figure 7-4: EEPROM Erase Physical O
Page 17 and 18: ACKNOWLEDGEMENTS “Many, O Jehovah
Page 19 and 20: 1.0 INTRODUCTION Technological adva
Page 21 and 22: Property) block. The physical desig
Page 23 and 24: the thesis proposes a power gated m
Page 25 and 26: 2.0 SUPERCISC RECONFIGURABLE HARDWA
Page 27 and 28: The specifications of the hardware
Page 29 and 30: INP2 selects from ALU1, ALU2, ALU3
Page 31 and 32: 3.0 POWER ESTIMATION The need for e
Page 33 and 34: 3.1.1 Static Power Consumption Stat
Page 35 and 36: Internal Power Internal Power is th
Page 37 and 38: Switching activity Generation Switc
Page 39 and 40: Figure 3-4: Leakage Power definitio
Page 41 and 42: The entire array contains informati
Page 43 and 44: 3.3.2 Calculation of Fall Power Fig
Page 45 and 46: Figure 3-10: Off-state leakage Powe
Page 47 and 48: Figure 4-1 : Typical ASIC Design Fl
Page 49 and 50: Figure 4-2: ASIC Physical Design Fl
Page 51 and 52: 4.1.2 Powerplanning Power planning
Page 53 and 54: created in the design. Routing feed
Page 55 and 56: 4.1.7 Routing Once the standard cel
Page 57 and 58: Table 5-1: ALU Module Specification
Page 59 and 60:
Table 5-2 shows the important speci
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the basic parameters are specified,
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direction have to be aligned on the
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ALU Stripe Pin Assignment The “ib
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5.2.1 MUX Module Specifications As
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Figure 5-12: MUX Stripe Logical Dia
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MUX initialization routine The MUX
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Table 5-10: MUX Stripe Pin Placemen
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Figure 5-15: FINALMUX Module Logica
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Table 5-12: Final MUX Stripe Specif
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pins in the FINALMUX stripe is plac
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larger system. Figure 5-22 shows th
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Figure 5-20: BIGFABRIC Logical Diag
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Figure 5-22: Place and Routed BIGFA
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BIGFABRIC Stripe Pin Assignment As
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The SPEF file can be generated usin
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5.5.1 Power Results for ADPCM Encod
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5.5.3 Power Results for IDCT Row Be
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5.5.5 Power Results for Sobel Bench
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6.0 DELAY ELEMENTS FOR LOW POWER FA
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Transmission gate with Schmitt Trig
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PMOS transistors have their gate in
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output normally. The signal integri
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m-Transistor Cascaded Inverter This
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6.2 LOW POWER FABRIC USING DELAY EL
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The use of delay elements in the ha
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6.3.2 Dynamic Triggering Scheme A d
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Figure 6-16 shows the shunt current
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td1 is the delay in discharging nod
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δt is the regeneration time of the
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transistors, they are active low si
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delay elements are enabled on a log
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charge sharing happens between the
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Figure 6-23: AND gate to generate D
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uffer with a drive capacity of 640f
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Cell Rise Delay The Cell Rise Delay
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Fall Transition Time The time taken
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6.5.6 Characterization Results for
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7.0 EEPROM CIRCUIT DESIGN EEPROM (E
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7.1.1 Erase Operation Figure 7-3: I
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7.1.2 Write Operation Figure 7-6: I
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Figure 7-9: IV Characteristics of a
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The current source IFN, resistor RT
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Figure 7-11: HSPICE Description of
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7.2.1 Ramp Generator The ramp gener
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7.2.4 Column Latch for Bitlines inp
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7.2.5 Power Multiplexer Figure 7-16
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The inverter pair connected to the
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7.2.7 Memory Bank Architecture Figu
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7.2.8 Memory Bank Simulation Figure
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(Vpp) and a normal voltage (Vdd), t
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8.1.2 Dynamic Decoder The address d
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8.3 POWER-ON RESET One problem with
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Figure 8-6 shows the modified charg
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To study the impact of the power co
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9.0 CONCLUSION For this thesis, I h
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definitions, metal layer resistance
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APPENDIX B element standard cell ch
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$k=-1; $j=-1; $i=-1; foreach $ load
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$FALL_START_8 = $OFFSET8 + $ONTIME;
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if ($#rise_power_6 == -1) { # $modi
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$modified_spice_array[$i] = $temp2;
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@fall_power_9 = grep(/fall_power9/,
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print MEASHANDLE $_; print ENERGYHA
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} print MEASHANDLE " "; print ENERG
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set VAL [expr "$NUMBER_OF_MODULES_P
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set DIE_WIDTH_STRIPE [expr {($MODUL
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#*************************PLACING i
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preassignPin stripe $PIN_NAME -loc
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set X_LOC [expr {($X _LOC -( 31*$OU
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#Module related details set NUMBER_
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set X_LOC 0 set Y_LOC 41.2 for {set
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Table D 1 (Continued) 506.232fF 0.0
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121.344fF 0.076ns 0.4634 0.2277 570
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Table D 5 (Continued) 9.48 0. 516 0
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Table D 7: Characterization data fo
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Transi tion Table D 9: Characteriza
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[13] M.F. Aburdene, J. Zheng, and R
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