Spectre Circuit Simulator Reference

1 Spectre Circuit Simulator ReferenceProduct Version 2003 1990-2003 Cadence Design Systems, Inc. All rights in the United States of Design Systems, Inc., 555 River Oaks Parkway, San Jose, CA 95134, USAT rademarks:Trademarks and service marks of Cadence Design Systems, Inc. (Cadence) contained inthis document are attributed to Cadence with the appropriate symbol. For queries regarding Cadence strademarks, contact the corporate legal department at the address shown above or call other trademarks are the property of their respective Print Permission:This publication is protected by copyright and any unauthorized use of thispublication may violate copyright, trademark, and other laws. Except as specified in this permissionstatement, this publication may not be copied, reproduced, modified, published, uploaded, posted,transmitted, or distributed in any way, without prior written permission from Cadence.

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3 Except as may beexplicitly set forth in such agreement, Cadence does not make, and expressly disclaims, anyrepresentations or warranties as to the completeness, accuracy or usefulness of the information containedin this document. Cadence does not warrant that use of such information will not infringe any third partyrights, nor does Cadence assume any liability for damages or costs of any kind that may result from use ofsuch Rights:Use, duplication, or disclosure by the Government is subject to restrictions as set forthin and et seq. or its Circuit Simulator ReferenceSeptember 20031 Product Version Documents .. 8 Typographic and Syntax Conventions .. 8 References ..91 Introducing the Spectre Circuit Simulator .. 10 Improvements over SPICE .. 10 Improved Capacity.

4 10 Improved Accuracy .. 11 Improved Speed .. 12 Improved Reliability .. 12 Improved Models .. 13 Spectre Usability Features and Customer Service .. 13 Analog HDLs ..14RF Capabilities ..15 Mixed-Signal Simulation .. 17 Environments .. 172 Spectre Command Options.. 18 Default Values .. 22 Default Parameter Values .. 223 Component Statements Part I.. 24 Analog-to-Logic Converter (a2d) .. 25device checker (assert) .. 25B3 SOI-PD Transistor (b3soipd) .. 27 Bipolar Junction Transistor (bjt) .. 49 Lateral PNP Transistor (bjt301) .. 62 ContentsSpectre Circuit Simulator ReferenceSeptember 20032 Product Version PNP Transistor (bjt500) .. 69 Vertical NPN/PNP Transistor (bjt503) .. 80 Vertical NPN/PNP Transistor (bjt504).

5 90 Vertical NPN/PNP Transistor (bjt504t) .. 108 BSIM1 Field Effect Transistor (bsim1) .. 126 BSIM2 Field Effect Transistor (bsim2) .. 147 BSIM3 MOS Transistor (bsim3) .. 172 BSIM3v3 MOS Transistor (bsim3v3) .. 186 BSIM4 MOS Transistor (bsim4) .. 208 BSIMSOI-PD/FD Transistor (bsimsoi) .. 237 BTA SOI Transistor (btasoi) .. 2594 Component Statements Part II.. 280 Two Terminal Capacitor (capacitor) .. 282 Linear Current Controlled Current Source (cccs) .. 286 Linear Current Controlled Voltage Source (ccvs) .. 288 Circuit Reduced Order Model (cktrom) .. 290 Magnetic Core with Hysteresis (core) .. 292 Logic-to-Analog Converter (d2a) .. 296 Delay Line (delay) .. 298 Diode Level 500 (dio500) .. 298 Junction Diode (diode).

6 302 EKV MOSFET Transistor (ekv) .. 309 Ratiometric Fourier Analyzer (fourier) .. 323 GaAs MESFET (gaas) .. 326 Hetero-Junction Bipolar Transistor (hbt) .. 331 HiSIM1 Field Effect Transistor (hisim) .. 341HV MOS Transistor (hvmos) .. 353 Two Terminal Inductor (inductor) .. 372 Interconnect Capacitance (intcap) .. 375 Current Probe (iprobe) .. 379 Independent Current Source (isource) .. 380 Junction Field Effect Transistor (jfet) .. 385 Junction Capacitor (juncap) .. 392 Spectre Circuit Simulator ReferenceSeptember 20033 Product Version Field Effect Transistor (misnan) .. 397 MOS Level-0 Transistor (mos0) .. 405 MOS Level-1 Transistor (mos1) .. 408 Compact MOS-Transistor Distortion Model (mos1000) .. 424 Compact MOS-Transistor Distortion Model (mos1100).

7 435 Compact MOS-Transistor Distortion Model (mos11010) .. 447 Compact MOS-Transistor Distortion Model (mos11011) .. 459 MOS Level-15 Transistor (mos15) .. 4745 Component Statements Part III .. 485 MOS Level-2 Transistor (mos2) .. 487 MOS Level-3 Transistor (mos3) .. 503 Long Channel JFET/MOSFET Model (mos30) .. 520 Long Channel JFET/MOSFET Model (mos3002) .. 524 Long Channel JFET/MOSFET Model (mos3100) .. 528 Silicon On Isolator JFET Model (mos40) .. 532 Compact MOS-Transistor Model (mos705) .. 536 Compact MOS-Transistor Model (mos902) .. 546 Compact MOS-Transistor Model (mos903) .. 557 Microstrip Line (msli432 1 ne) .. 570 Multi-Conductor Transmission Line (mtline) .. 570 Mutual Inductor (mutual_inductor) .. 577 Node Capacitance (nodcap).

8 578 Set Node Quantities (node) .. 582 Linear N Port (nport) .. 583 Parameter Value Tester (paramtest) .. 589 Polynomial Current Controlled Current Source (pcccs) .. 590 Polynomial Current Controlled Voltage Source (pccvs) .. 592 Physical Resistor (phy_res) .. 594 Independent Resistive Source (port) .. 602 Poly-Si TFT (psitft) .. 608 Polynomial Voltage Controlled Current Source (pvccs) .. 614 Polynomial Voltage Controlled Voltage Source (pvcvs) .. 616 Quantity Information (quantity) .. 618 Spectre Circuit Simulator ReferenceSeptember 20034 Product Version Resistor Model (rdiff) .. 621 Four Terminal Relay (relay) .. 624 Two Terminal Resistor (resistor) .. 627s-Domain Linear Current Controlled Current Source (scccs) .. 635s-Domain Current Controlled Voltage Source (sccvs).

9 637s-Domain Linear Voltage Controlled Current Source (svccs) .. 639s-Domain Voltage Controlled Voltage Source (svcvs) .. 641 Ideal Switch (switch) .. 643 Transmission Line (tline) .. 644 GaAs MESFET (tom2) .. 652 GaAs MESFET (tom3) .. 658 Linear Two Winding Ideal Transformer (transformer) .. 664 VBIC Bipolar Transistor (vbic) .. 665 Linear Voltage Controlled Current Source (vccs) .. 678 Linear Voltage Controlled Voltage Source (vcvs) .. 680 Independent Voltage Source (vsource) .. 682 Winding for Magnetic Core (winding) .. 688z-Domain Linear Current Controlled Current Source (zcccs) .. 689z-Domain Current Controlled Voltage Source (zccvs) .. 691z-Domain Linear Voltage Controlled Current Source (zvccs) .. 694z-Domain Voltage Controlled Voltage Source (zvcvs).

10 6966 Analysis Statements.. 700AC Analysis (ac) .. 702 Alter a Circuit , Component, or Netlist Parameter (alter) .. 705 Alter Group (altergroup) .. 705 Check Parameter Values (check) .. 707 Checklimit Analysis (checklimit) .. 708DC Analysis (dc) .. 709DC Device Matching Analysis (dcmatch) .. 713 Envelope Following Analysis (envlp) .. 717 Circuit Information (info) .. 722 Monte Carlo Analysis (montecarlo) .. 724 Noise Analysis (noise) .. 735 Spectre Circuit Simulator ReferenceSeptember 20035 Product Version Set Options (options) .. 739 Periodic AC Analysis (pac) .. 748 Periodic Distortion Analysis (pdisto) .. 752 Periodic Noise Analysis (pnoise) .. 759 Periodic S-Parameter Analysis (psp) .. 765 Periodic Steady-State Analysis (pss).