Product Documentation
Spectre Circuit Simulator Components and Device Models Reference
Product Version 23.1, June 2023


Contents

Preface

Related Documents

Typographic and Syntax Conventions

1

Circuit Components

Current Sources

Linear Current Controlled Current Source (cccs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Output Parameters

Linear Current Controlled Voltage Source (ccvs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Output Parameters

Independent Current Source (isource)

Sample Instance Statement
Instance Syntax
Instance Parameters
PWL Type Waveform
Bit Type Waveform
PRBS Type Waveform
LFSR Modes
Triggering Mode
Jitter
Noise of the source
Output Parameters
Operating-Point Parameters

Polynomial Current Controlled Current Source (pcccs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

Polynomial Voltage Controlled Current Source (pvccs)

Instance Syntax
Instance Parameters
Operating-Point Parameters

s-Domain Linear Current Controlled Current Source (scccs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

s-Domain Linear Voltage Controlled Current Source (svccs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

Linear Voltage Controlled Current Source (vccs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Output Parameters
Operating-Point Parameters

z-Domain Linear Current Controlled Current Source (zcccs)

Notes on gain and gainfactor
Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

z-Domain Linear Voltage Controlled Current Source (zvccs)

Instance Syntax
Instance Parameters
Operating-Point Parameters

Voltage Sources

Polynomial Current Controlled Voltage Source (pccvs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

Polynomial Voltage Controlled Voltage Source (pvcvs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

s-Domain Voltage Controlled Voltage Source (svcvs)

Notes on gain and gainfactor
Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

Linear Voltage Controlled Voltage Source (vcvs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Output Parameters
Operating-Point Parameters

Independent Voltage Source (vsource)

Sample Instance Statement
Instance Syntax
Instance Parameters
Output Parameters
Operating-Point Parameters

z-Domain Current Controlled Voltage Source (zccvs)

Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

z-Domain Voltage Controlled Voltage Source (zvcvs)

Instance Syntax
Instance Parameters
Operating-Point Parameters

Behavioral Source (bsource)

Sample Instance Statement
Multiplicity factor
Temperature Parameters
Clipping Parameters
Noise Parameters
DC Mismatch Parameters
Other Parameters
Instance Parameters
Mathematical Definitions
Noise Model for bsource
Temperature Effect on bsource

Independent Resistive Source (port)

Sample Instance Statement
Instance Syntax
Instance Parameters
PWL Type Waveform
Bit Type Waveform
PRBS Type Waveform
LFSR Modes:
Triggering Mode:
Jitter:

Linear N Port (nport)

Sample Instance Statement
Sample Model Statement
Synopsis
Model Synopsis
Instance Parameters
Passivity checking and enforcement parameters
Model Syntax
Model Parameters
Important note about spline and linear interpolation parameters

Current Probe (iprobe)

Sample Instance Statement
Instance Syntax
Operating-Point Parameters

Circuit Reduced Order Model (cktrom)

Sample Instance Statement
Instance Syntax
Instance Parameters
Operating-Point Parameters

Analog-to-Logic Converter (a2d)

device checker (assert)

Instance Syntax
Instance Parameters

Logic-to-Analog Converter (d2a)

Sample Instance Statement
Instance Syntax
Instance Parameters

Ideal Switch (switch)

Sample Instance Statement
Instance Syntax
Instance Parameters
Output Parameters

Ratiometric Fourier Analyzer (fourier)

Sample Instance Statement
Sample Model Statement
Instance Syntax
Instance Parameters
Model Syntax
Model Parameters

IBIS I/O buffer (ibis_buffer)

Driver Equations
Receiver Equations
Switching Coefficients
Sample Instance Statement
Sample Model Statement
Instance Syntax
Instance Parameters
Model Syntax
Model Parameters

2

Passive Components

Two Terminal Resistor (resistor)

Two Terminal Resistor

Wire RC Model

Scaling Effects

Component Statements

Sample Instance Statement
Sample Model Statement
Sample behavior Statement
Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Output Parameters
Operating-Point Parameters

Physical Resistor (phy_res)

Thermal Noise
Shot Noise for the Junctions
Flicker Noise for the Resistor
Flicker Noise for the Junctions
Sample Instance Statement
Sample Model Statement
Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Output Parameters
Operating-Point Parameters

R2 Model (r2)

Usage
Equivalent Circuit
Bias Dependence
Geometry Dependence
Temperature Dependence
Noise
Description and Details

Component Statements

Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Operating-Point Parameters

Fractional Impedance/Admittance Pole (fracpole)

Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Operating-Point Parameters

Two-Terminal Capacitor (capacitor)

Sample Instance Statement
Sample Model Statement
Sample Behavior Statement
Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Output Parameters

Two Terminal Capacitor with the specified Q factor (capq)

Description
Instance Syntax
Instance Parameters
Model Syntax

Interconnect Capacitance (intcap)

Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Output Parameters

Junction Capacitor (juncap)

Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Output Parameters
Operating-Point Parameters

JUNCAP2 Model (juncap200)

Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Operating-Point Parameters

Junction Capacitor (juncap_eldo)

Sample Instance Statement
Sample Model Statement
Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Output Parameters
Operating-Point Parameters

Two Terminal Inductor (inductor)

Sample Instance Statement
Sample Model Statement
Sample Behavior Statement
Instance Syntax
Instance Parameters
Model Syntax
Model Parameters
Output Parameters
Operating-Point Parameters

Mutual Inductor (mutual_inductor)

Sample Instance Statement with Two Inductors
Instance Syntax
Instance Parameters

Magnetic Core with Hysteresis (core)

Sample Instance Statement
Sample Model Statement
Instance Syntax
Instance Parameters
Model Syntax
Model Parameters

Winding for Magnetic Core (winding)

Sample Instance Statement
Instance Syntax
Instance Parameters

Linear Inductance, Reluctance, Resistance, and Capacitance Matrix (rlck_matrix)

Sample Instance Statement
Instance Syntax
Instance Parameters

3

Parameters Common to All Devices

Multiplication Factor (m)

Scaling Factors (scale and scalem)

imelt and imax

SPICE Compatibility Flag (compatible)

4

Diode Model (diode)

Device Regions

Level-1 Model

DC Current
Junction Capacitance
Peripheral Junction Capacitance
Diffusion Capacitance
Total Capacitance
Breakdown Current
Temperature Effect

Noise Model

Series Resistance Thermal Noise
Diode Shot and Flicker Noise
Scaling Effects

Level-2 Model

DC Current
Linear Capacitance
Scaling Effects

Level-3 Model

Component Statements

Sample Instance Statement
Sample Model Statement
Instance Definition
Instance Parameters
Model Definition
Model Parameters
Output Parameters
Operating-Point Parameters

5

BJT Model (bjt)

Device Regions

DC Current

Nonlinear Base Resistance

Nonlinear Collector Resistance (If rcv Is Specified)

Collector Leakage Current

Substrate Leakage Current

Charge and Capacitance

Excess Phase

Temperature Effect

Energy Gap
Saturation Current
Current Gains (Bf, Br)
Junction Capacitors (cjc, cje, and cjs)
Parasitic Resistors (rb, rc, and re)

Noise Model

Base Resistance Thermal Noise
Collector Resistance Thermal Noise
Emitter Resistance Thermal Noise
Collector Shot Noise Source
Base Shot, Flicker, and Burst Noise Sources

Scaling Effects

Sample Instance Statement:
Sample Model Statement:
Instance Definition
Instance Parameters
Model Definition
Model Parameters
Shrink Parameters
Output Parameters
Operating Point Parameters

6

HiCUM Model (bht)

Spectre HICUM Model Compared to Public HICUM Model

Self-Heating
Parameter flcomp

Model Description

DC Equations

Charge and Capacitance Equations

Noise Model

Temperature Effect

Self-Heating

NQS effect

Lateral NQS
Vertical NQS

HiCUM Model Version 2.2

Temperature Dependent Bandgap Voltage
Transfer current
Base Currents
Depletion Capacitances and Charges
Minority Charge
Temperature Dependence
Base-emitter Tunnelling Component
Parasitic Base-Emitter Capacitance Partitioning
Substrate Transistor

HiCUM Model Version 2.3

Improvements in the model equations

HiCUM Model Version 2.31

Improvements in Model Equations

HiCUM Model Version 2.32

HiCUM Model Version 2.33

HiCUM Model Version 2.34

HiCUM Model Version 2.40

Improvised Strong Collector Avalanche Formula
Conditional Statement for Weak Avalanche
Backward Compatibility and Application
Improvised Vciei Calculation

Scaling Effects

Component Statements

7

HiCUM Level-0 Model (bht0)

Model Version Updates

Version 1.2:
Version 1.3
Version 1.3.1
Version 1.3.2

Equivalent Circuit

Charge formulation of the internal transistor

Derivation of the simplified transfer current equation

Static Base Current Components

Depletion Charges And Capacitances

Minority Charges And Capacitances

Low current densities
Medium and high current densities

Series Resistance

Internal base resistance
External series resistances

Temperature Dependence

Noise Model

DC Characteristics

Charge Storage Elements

Series Resistance

Temperature Effects

Noise Model
Other Effects

Models and Equations in Version 1.30

Improved model formulations for the HICUM/L0 transfer current

Component Statements

Instance Definition
Instance Parameters
Model Definition
Model Parameters
Output Parameters
Operating Point Parameters

8

VBIC Model (vbic)

VBIC 1.1

DC Current
Charge Equations
Excess Phase
Small Signal Parameters
Temperature Equations
Noise Equations

VBIC 1.2

DC Current
Charge Equations
Temperature Equations

Scaling Effects

Component Statements

Sample Instance Statement
Sample Model Statement
Instance Definition
Instance Parameters
Model Definition
Model Parameters
Operating-Point Parameters

9

HBT Model (ucsd_hbt)

DC Current
Junction Capacitance
Total Charge
Thermal Current Equations
Temperature Equations
Scaling Effects
Component Statements

10

HBT Model (version 2)

Component Statements

11

JFET Model (jfet)

Drain Current for the Subthreshold Region
Drain Current for the Triode Region
Drain Current for the Saturation Region
Substrate Leakage Currents
Gate Junction Currents
Gate Junction Capacitance
Temperature Effect
Noise Model
Scaling Effects
Component Statements

12

Philips Models

Diode Level 500 (dio500)

Lateral PNP Transistor (bjt301)

Lateral PNP Transistor (bjt500)

Lateral PNP Transistor (bjt500t)

Vertical NPN/PNP Transistor (bjt503)

Compact Bipolar-Transistor Model (bjt504)

Compact Bipolar-Transistor Model (bjt504t)

Compact Bipolar-Transistor Model (bjt505)

Compact Bipolar-Transistor Model (bjt505t)

Compact Bipolar-Transistor Model (bjtd504)

Compact Bipolar-Transistor Model (bjtd504t)

Compact Bipolar-Transistor Model (bjtd505)

Compact Bipolar-Transistor Model (bjtd505t)

Compact Bipolar-Transistor Model (bjtd3500)

Compact Bipolar-Transistor Model (bjtd3500t)

JFETIDG Model (jfetidg)

Terminology and Notation
Model Version
Component Statements

Long Channel JFET/MOSFET Model (mos30)

MOS Model 40, Level 40 (mos40t)

Long Channel JFET/MOSFET Model (mos3002)

Compact MOS-Transistor Model (mos705)

Compact MOS-Transistor Model (mos902)

Compact MOS-Transistor Model (mos903)

Compact MOS-Transistor Distortion Model (mos1000)

Compact MOS-Transistor Distortion Model (mos1100)

Compact MOS-Transistor Distortion Model (mos1100e)

MOS Model 11, Level 1101 (mos11010)

MOS Model 11, Level 1101 (mos11010t)

MOS Model 11, Level 1101 (mos11011)

MOS Model 11, Level 1101 (mos11011t)

MOS Model 11, Level 1101 (mos1101e)

MOS Model 11, Level 1101 (mos1101et)

MOS Model 11, Level 1102 (mos11020)

MOS Model 11, Level 1102 (mos11020t)

MOS Model 11, Level 1102 (mos11021)

MOS Model 11, Level 1102 (mos11021t)

MOS Model 11, Level 1102 (mos1102e)

MOS Model 11, Level 1102 (mos1102et)

Lateral Double-diffused MOS Model (MOS Model Level 2001) (mos2001)

Lateral Double-diffused MOS Model (MOS Model Level 2001) (mos2001e)

Lateral Double-diffused MOS Model (MOS Model Level 2001) (mos2001et)

Lateral Double-diffused MOS Model (MOS Model Level 2001) (mos2001t)

Lateral Double-diffused MOS Model (MOS Model Level 2002) (mos2002)

Lateral Double-diffused MOS Model (MOS Model Level 2002) (mos2002e)

Lateral Double-diffused MOS Model (MOS Model Level 2002) (mos2002et)

Lateral Double-diffused MOS Model (MOS Model Level 2002) (mos2002t)

MOS Model 31, Level 3100 (mos3100)

MOS Model 31, Level 3100 (mos3100t)

13

Common MOSFET Equations

Parameters Common to BSIM1 and BSIM2 Models

Channel Width and Length
Parameters Common to Levels 1-3 Only

Source/Drain Bulk Junction Models

Junction Leakage Current
Bulk-Junction Bottom (Sidewall) Capacitance
Drain and Source Area
Drain and Source Perimeters
Drain and Source Squares
Junction Saturation Current
Junction Capacitance
Drain and Source Parasitic Resistance

Temperature Effect on Model Parameters

Mobility and Transconductance Parameters
Energy Band Gap
Surface Potential
Built-in Voltage of Source/Drain Junctions
Junction Leakage Currents
Junction Capacitances
Channel Length Modulation
Threshold Voltage
Drain and Source Parasitic Resistance
Critical Field

Noise Model

Drain Resistance Thermal Noise
Source Resistance Thermal Noise
Channel Thermal and Flicker Noise

14

MOS Capacitance Model

Modified Meyer Model

Accumulation Region
Subthreshold Region
Saturation Region
Triode Region

Yang-Chatterjee Model

Accumulation Region
Subthreshold Region
Saturation Region
Triode Region
BSIM Charge Model with 0/100 Partitioning (xpart=1)
BSIM Charge Model with 40/60 Partitioning (xpart=0)
Accumulation Region
Subthreshold Region
Saturation Region
Triode Region
BSIM Charge Model with 50/50 Partitioning (xpart=0.5)
Accumulation Region
Subthreshold Region
Saturation Region
Triode Region
Scaling Effects

15

MOS Level-1 Model (mos1)

Channel Width and Length

Threshold Voltage

Drain Saturation Voltage

Drain Current for the Subthreshold Region

Drain Current for the Triode Region

Drain Current for the Saturation Region

Drain Saturation Voltage (Modified Level-1 Model)

Drain Current for the Triode Region (Modified Level-1 Model)

Drain Current for the Saturation Region (Modified Level-1 Model)

Substrate Current

Scaling Effects

Component Statements

16

MOS Level-2 Model (mos2)

Channel Width and Length
Threshold Voltage
Drain Saturation Voltage
Drain Current for the Subthreshold Region
Drain Current for the Triode Region
Drain Current for the Saturation Region
Substrate Current
Scaling Effects
Component Statements

17

MOS Level-3 Model (mos3)

Channel Width and Length

Threshold Voltage

Drain Saturation Voltage

Drain Current for the Subthreshold Region

Drain Current for the Triode Region
Drain Current for the Saturation Region

Substrate Current

Scaling Effects

Component Statements

18

BSIM1 Level-4 Model (bsim1)

Parameter Calculation
Drain Current Model
Scaling Effects
Component Statements

19

BSIM2 Level-5 Model (bsim2)

Parameter Calculation
Drain Current Model
Drain Current for the Subthreshold Region
Drain Current for the Triode Region
Scaling Effects
Component Statements

20

BSIM3v2 Level-10 Model (bsim3)

Threshold Voltage

Subthreshold Current

Drain Saturation Voltage
Drain Current for the Saturation Region
Default Model Parameter Value Calculation
Scaling Effects
New Features in BSIM3 Version 3.2.4
Component Statements

21

BSIM3v3 Level-11 Model (bsim3v3)

Spectre-Specific Parameters

Instance Parameters
Model Parameters

Drain and Source Area

Drain and Source Perimeters

Drain and Source Parasitic Resistance

I-V Model

Threshold Voltage
Effective Vgs-Vthc
Mobility
Drain Saturation Voltage
Effective Vds
Drain Current Expression
Substrate Current
Junction Saturation Current
Polysilicon Depletion Effect
Effective Channel Length and Width
Drain/Source Resistance
Temperature Effects

Capacitance Model

Dimension Dependence
Junction Capacitance
Overlap Capacitance (for NMOS)
Intrinsic Charges
Intrinsic Capacitances (with Body Bias and DIBL)

Nonquasi-static (NQS) Model

SPICE3 Junction Diode Model

Flicker Noise

For noimod = 1 and 4
For noimod = 2 and 3

Channel Thermal Noise

Default Model Parameter Value Calculation

Gate Leak Currents

Instance Parameters
Model Parameters
Leak current between Gate and Drain
Leak current between Gate and Source
Igs and Igd
Igb

LOD Model

Stress Effect
Well Proximity Effect

Differences between BSIM3v3 Subversions

Parameter Differences between BSIM3v3 Levels

Scaling Effects (BSIM3v3)

Instance Parameters

Component Statements

Binning Parameters

22

BSIM4 Level-14 Model (bsim4)

Instance

Instance syntax

Model

Model syntax
Auto Model Selection

Equivalent Circuit

Device Regions

Global Control Options

JUNCAP Model

TMI 1.0 Model

TMI 2.0 Model

Flexible device topology with customized model formulations
Support for reliability aging modeling and analysis for simulators with and without aging capability

Model Version Update

Version 4.30
Version 4.40
Version 4.50
Version 4.60
Version 4.61
Version 4.62
Version 4.63
Version 4.64
Version 4.65
Version 4.70
Version 4.80
Version 4.81

Model Equations

Effective Oxide Thickness, Channel Length and Channel Width
Threshold Voltage Model
Channel Charge and Subthreshold Swing Models
Gate Direct Tunneling Current Model
Drain Current Model
Body Current Model
Capacitance Model
High Speed/RF Models
Noise Models
Asymmetric MOS Junction Diode Models
Layout Dependent Parasitics Models
Temperature Effects Models
Stress Effects Models
Well Proximity Effect Model
TMIBSIM4 Model (tmibsim4)

Models and Equations in Version Updates

BSIM4 Version 4

BSIM4 Version 5

Mobility Model
Scalable Substrate Resistance Model
Temperature Dependence for VOFF, VFBSDOFF
New Temperature Mode (TempMod = 2)
DELVTO: An Instance Parameter
Well-Proximity Effect Modeling
Gate Current Vbs Dependence

BSIM4 Version 6

GISL and GIDL Leakage Module
Junction Diode I-V
Gate Tunneling Current
Mobility Model
Improvement to NOIMOD = 2

BSIM4 Version 6.1

C-V Model
New Material Model
Improved Mobility Model
Improved GIDL/GISL Model

BSIM4 Version 6.2

Width Dependent TAT Model
High K Mobility

BSIM4 Version 7.0

GIDL/GISL Model
DIBL/Rout Model
Temperature Dependence of Subthreshold Leakage Current
New Model Selector for MTRLMOD=0 and MTRLMOD=1 Compatibility
Enhanced Thermal Noise Model
Mobility Models

Component Statements

23

BSIM6 Model (bsim6)

Instance

Instance Syntax

Model

Model Syntax
TMI Support
OMI Support

Version Update and Enhancements

Version 107 Enhancements
Version 106.2 Enhancements
Version 6.1.1 Enhancements

Model Equations

Effective Channel Length and Width
Binning Calculations
Global Geometrical Scaling
Terminal Voltages
Pinch-Off Potential and Normalized Charge Calculation
Short Channel Effects
Drain Saturation Voltage
Mobility Degradation with Vertical Field
Parasitic Series Resistance
Output Conductance
Velocity Saturation
Effective Mobility
Drain Current Model
Impact Ionization Model
GIDL/GISL Current Model
Gate Tunneling Current Model
Equations for Tunneling Currents
Gate Resistance and Body Resistance Model
Substrate Resistance Network
Noise Modeling
Self Heating Model
Asymmetric MOS Junction Diode Models
Layout Dependent Parasitic Models
Temperature Dependence Models
Stress Effect Model Development
Well Proximity Effect Model
C-V Model

Component Statements for BSIM6

Instance Parameters
Model Definition
Model Parameters
Output Parameters

24

PSP102 Model

Model Usage

Instance Syntax
Model Syntax
Version and Master Name
Sample Model Statements

History and Development

PSP100
PSP101 (SiMKit2.3)
PSP102.0 (SiMKit2.3.2)
PSP102.1 (SiMKit2.4)
PSP102.1.1 (SiMKit2.5)
PSP102.2
PSP102.2.1 (SiMKit4.0.1)
PSP102.3 (SiMKit3.1.2)
PSP102.3.2 (SiMKit3.2)
PSP102.3.3 (SiMKit3.3)
PSP102.3.4 (SiMKit3.4)
PSP102.4 (SiMKit4.01)
PSP102.5

Structure of PSP102

Geometrical Scaling and Stress Model for Intrinsic MOSFET

Geometrical Scaling Rules
Calculation of Geometry-Dependent Parameters using Physical Scaling Rules
Parameter Modification due to Stress Effects

Model Equations

Calculation of Internal Parameters (including Temperature Scaling)
Conditioning of Terminal Voltages
Bias-Dependent Body Factor
Lateral Gradient Factor
Surface Potential at Source Side and Related Variables
Drain Saturation Voltage
Surface Potential at Drain Side and Related Variables
Mid-Point Surface Potential and Related Variables
Polysilicon Depletion
Potential Mid-Point Inversion Charge and Related Variables
Series Resistance
Mobility Reduction
Drain-Source Channel Current
Impact Ionization or Weak-Avalanche
Gate Current
Noise Model

Non-Quasi-Static (NQS) RF Model

Parasitics Circuit
Additional NQS and RF Parameters
Geometrical Scaling Rules for the NQS RF Model
Equations for the NQS RF Model

Component Statements for PSP102 Models

PSP MOSFET Model (PSP102)
PSP MOSFET Model (psp1020)
PSP MOSFET Model (psp1021)
PSP local MOSFET Model (psp102e)
PSP NQS MOSFET Model (pspnqs1020)
PSP NQS MOSFET Model (pspnqs1021)
PSP NQS local MOSFET Model (pspnqs102e)

25

PSP103 Model

Model Usage

Instance Syntax
Model Syntax

Model History and Development

PSP103.0 (SiMKit3.2)
PSP103.1 (SiMKit3.3)
PSP103.1.1 (SiMKit3.4)
PSP103.2 (SiMKit4.0.1)
PSP103.3
PSP103.4
PSP103.5
PSP103.6
PSP103.7

Reference

Model Description
Geometry Scaling and Stress Model for Intrinsic MOSFET
PSP 103 Model Equations
Current Model
Charge Model
Noise Model
Self Heating
Non-quasi-static RF model

PSP NQS MOSFET Model (pspnqs103)

26

PSP-Based MOS Varactor Model (mosvar)

Device Structure

Model Equations

RC Circuit Model for Inversion Charge
Parameter Initializing
Static Evaluations
Calculation of Surface Potential at the Channel Side
Calculation of Surface Potential at the Overlap Regions
Surface Potential Without Poly Effect
Surface Potential With Poly Effect
Static Inversion Charge Calculations
Time-Dependent Silicon Surface Potential Without Poly Effect
Time-Dependent Poly Surface Potential Calculation Correction
Quantum Mechanical Corrections
Accumulation Resistance Bias Dependence
Calculation of Gate Tunneling Current
Gate Tunneling Current
Terminal Currents
Terminal Charges
Noise
Parameter Extraction
Auxiliary Equations

Model Version Updates

Version 1.2.0
Version 1.3.0

Model Usage

Instance Syntax
Model Syntax

Component Statements

27

EKV MOSFET Model (ekv)

Coherence of Static and Dynamic Models
Bulk Reference and Symmetry
Equivalent Circuit

Model Equations

Static Intrinsic Model
Quasi-static Model
Nonquasi-static (NQS) Model
Intrinsic Noise Model

Model Usage

Instance Syntax
Model Syntax

Component Statements

Instance Parameters
Model Parameters

28

EKV3 MOSFET Model (ekv3)

Modes

Model Equations

Instance Level

Effective Geometry
Matching
Long and wide channel correction of VTO and GAMMA
Parameter width and length scaling
Reverse short channel effect (RSCE)
Inverse narrow width effect (INWE)
Mobility Scaling
Instance level parameters
Temperature scaling
Normalizing
Slope factor nQ0
Quantum mechanic effect
Normalization factor for charges
Normalization of potentials
Charge sharing effect
Flat-band voltage
Effective gate-voltage
Pinch-off surface potential
Pinch-off voltage
Velocity saturation
Normalized drain inversion charge
Slope factor nv
Drain induced barrier lowering effect
Normalized source inversion charge
Slope factor nQ
Charge model
Mobility effects
Specific current
Denormalizing

Edge Conductance

Normalization Factors (Edge Device)
Scaling - Normalizing
Normalized Inversion Charges (Edge Device)
Normalized Currents (Edge Device)
Drain Current (Edge Device)
Edge Device: Charge Model

Overlap Capacitances

Denormalizing (Overlap)

Fringing Capacitance

Bias-Independent Overlap Capacitances

Gate Induced Drain and Source Current

Gate Current

Overlap Gate Current

Impact Ionization Current

Noise

Thermal Noise
Flicker Noise
Induced Gate Noise
Shot and Flicker Gate Noise

Diodes

Temperature Dependence
Area and Perimeter
Junction Current
Junction Capacitance

External Resistors (Gate, Series, Bulk)

Temperature Dependence

Model Usage

Instance Syntax
Model Syntax

Component Statements

Device ekv3_nqs (ekv3_nqs)

Device ekv3_r4 (ekv3_r4)

Device ekv3_rf (ekv3_rf)

Device ekv3_s (ekv3_s)

29

BSIMSOI MOSFET Model (bsimsoi)

Device Structure

Equivalent Circuit

Device Regions

Global Control Options

Model Equations

DC current
Body current
Leakage current
Charge and Capacitance
Selfheating
RF model
Noise

Model Version Updates

Version 3.2
Version 4.0
Version 4.1
Version 4.2
Version 4.3
Version 4.31
Version 4.4
Version 4.5
Version 4.6.0
Version 4.6.1
Special Bugfixes
Rth thermal resistance
Cth thermal capacity
ExpVgst bug handling
Temperature node tolerance and quantity
Iii (substrate current)
Bugfix control methodology
TMI Support

Model Usage

Instance Syntax
Model Syntax

Component Statements

Instance Parameters
Model Parameters

30

HiSIM2 Model (hisim2)

Model Concepts

Model Usage

Instance Syntax
Model Syntax

Model Version and Development

Version Update and Enhancement

Version 3.2.1 Enhancement
Version 3.1.1 Enhancement
Version 3.1.0 Enhancement
Version 3.0.0 Enhancement
Version 2.91 Enhancement
Version 2.90 Enhancement
Version 2.80 Enhancement
Version 2.70 Enhancement
Version 2.61 Enhancement
Version 2.60 Enhancement

Reference

Model Equations
Component Statements

31

HISIM_HV Model (hisim_hv)

Model Concepts

Model Usage

Instance Syntax
Model Syntax

Model Version and Development

Version Update and Enhancement

Version 2.41 Enhancement
Version 2.40 Enhancement
Version 2.33 Enhancement
Version 2.32 Enhancement
Version 2.31 Enhancement
Version 2.30 Enhancement
Version 2.20 Enhancement
Version 1.24 Enhancement
Version 2.10 Enhancement
Version 2.01 Enhancement
Version 1.23 Enhancement
Version 2.00 Enhancement
Version 1.22 Enhancement
Version 1.12 Enhancement
Version 1.21 Enhancement
Version 1.20 Enhancement

Reference

Model Equations
Component Statements

32

HISIM_SOI Model (hisimsoi)

Model Concepts

Model Usage

Version Update and Enhancements

Version 1.50 Enhancements
Version 1.40 Enhancements
Version 1.30 Enhancements

Reference

Model Equations
Component Statements

33

HiSIM_IGBT Model (hisim_igbt)

Model Concepts

Model Usage

Instance Syntax
Model Syntax
Sample Model Statement

Component Statements

34

HiSIM_Diode Model (hisim_diode)

Model Usage

Instance Syntax
Model Syntax

Component Statements

Instance Parameters
Model Parameters

35

Surface Potential Based Compact MOSFET Model (spmos)

Equivalent Circuit

Core Model

Lateral Gradient Factor
Effective Drain-Source Voltage
Surface Potential
Quantum Mechanical Corrections
Polysilicon Depletion
Drain Current
Intrinsic Charges
Bias-Dependent Body Factor

Extrinsic Model

Charge Model
Gate Current Model
Substrate Current Model
Total Terminal Currents
Noise Model
Gate Induced Drain/Source Leakage Current Model

Scaling Equations

Temperature Dependence (-55°°°°°°

Parameter Descriptions

New Parameters for SPMOS Version 34
Parameters with Different Default Values for SPMOS Version 34

36

MOS Level-0 Transistor (mos0)

37

MOS Level-15 Transistor (mos15)

38

GaAs Model (gaas)

Model Equations

Drain Current for the Subthreshold Region
Drain Current for the Triode Region
Drain Current for the Saturation Region
Gate Junction Currents
Gate Junction Capacitance
Temperature Effect
Noise Model

Scaling Effects

Component Statements

Instance
Model

39

TriQuint Owned Models (tom2 and tom3/tom3v1)

Circuit Diagrams
TOM2
TOM3

Model Equations

Channel Current Ids
TOM2
TOM3/TOM3V1
Gate Current Ig
TOM2
TOM3/TOM3V1
Gate Capacitance
TOM2
TOM3/TOM3V1
TOM3V1
Temperature Effect
TOM2
TOM3/TOM3V1
Noise Model
Source Resistance Thermal Noise
Drain Resistance Thermal Noise
Channel Conductance Thermal and Flicker Noise
Gate Resistance Thermal Noise (TOM3V1)
Channel Conductance Thermal and Flicker Noise (TOM3V1)

Scaling Effects

New features from TOM3 to TOM3v1

Model Usage (tom2)

Instance Syntax
Model Syntax

Component Statements

GaAs MESFET (tom3)

GaAs MESFET (TOM3V1)

40

RPI TFT Models

Poly-Si TFT Model (PSITFT)

Equivalent Circuit
Model Features
Channel Width and Length
Drain and Source Parasitic Resistance
Threshold Voltage
Effective Mobility
Unified Electron Sheet Charge Density Per Unit Area
Channel Conductance
Saturation Voltage
Channel Current
Kink Effect Current
Subthreshold Leakage Current
Parasitic Resistance Dependence
Gate-Drain/Source Resistance
Temperature Dependence
Capacitance
ACM Option
Scaling Effects
Component Statements

Amorphous-Si TFT Model (ATFT)

Equivalent Circuit
Model Features
Drain Current
Drain and Source Parasitic Resistance
Temperature Dependence
Capacitance
Component Statements

41

Three-Terminal Nonlinear (Diffused and Poly-Silicon) Resistor Model and JFET Model (r3)

Usage

Bias Dependence of Resistor Body Current

Bias Dependence of Parasitics

Geometry Dependence

Temperature Dependence

Noise

Operating Point Information

Statistical Variation

Notes on Parameter Extraction

Reference

Component Statements

42

IGBT0 Model (igbt0)

Model Concepts

Component Statements

Instance Syntax
Model Syntax

Reference

Model Equations

43

Distributed Components

Microstrip Line (msline)

Instance Syntax
Instance Parameters

Multi-Conductor Transmission Line (mtline)

Constant RLGC Matrices
Skin Effect and Dielectric Loss
Frequency-Dependent RLGC Data
2-D Field Solver Information
Line Configuration (linetype)
Model Type (modeltype)
Ground Plane (numgnd)
Dielectric Layer (numlayer)
Signal Line
RLGC Reuse
Stackup-based Input of Cross-section Geometry and Material Properties
S-Parameter Data File
Old TLINE Parameters
Sample Instance Statement
Sample Model Statement
Rational Fitting
Modeling Frequency Dependent Effects

Delay Line (delay)

Related Topics

Four Terminal Relay (relay)

Related Topics

Linear Two Winding Ideal Transformer (transformer)

Related Topics

44

Other Models

High-Voltage MOSFET Model (hvmos)

MISN Field Effect Transistor (misnan)

Diffusion Resistor Model (rdiff)

45

BSIM-CMG

Model Overview

TMI Support

OMI Support

BSIM-CMG Model Equations

Bias Independent Calculations
Terminal Voltages
Short Channel Effects
Surface Potential Calculation
Drain Saturation Voltage
Average Potential and Charge
Quantum Mechanical Effects
Mobility Degradation and Series Resistance
Lateral Non-uniform Doping Model
Body Effect Model
Output Conductance
Velocity Saturation
Drain Current Model
Intrinsic Capacitance Model
Parasitic resistances and capacitance models
Impact Ionization and GIDL/GISL Model
Gate Tunneling Current
Non Quasi-static Models
Generation-recombination Component
Junction Current and Capacitances
Self-heating Model
Noise Models

Model Version Update

Version 105.02 Update
Version 105.03 update
Version 105.031 update
Version 105.04 update
Version 106.0.0 update
Version 106.1.0 update
Version 107.0.0 update
Version 108.0.0 update
Version 110.0.0 update
Version 111.0.0 update

Component tatements

46

BSIMSOI_S Model

Synopsis
Model Synopsis

47

BSIM-IMG

Model Overview

BSIM-IMG Model Equations

Bias Independent Calculations
Terminal Voltages and Pre-Conditioning
Short Channel Effects
Body Doping Effects
Surface Potential Calculation
Drain Saturation Voltage
Calculate Average Field, Potential, and Charge
Mobility Degradation
Output Conductance
Veolocity Saturation
Drain Current Model
C-V Model
Parasitic Resistance and Capacitance Models
Impact Ionization and GIDL/GISL Model
Gate-Induced-Drain/Source-Leakage Current
Gate Tunneling Current
Self Heating Model
Noise Modeling

Model Version Update

Version 102.94
Version 102.92
Version 102.90
Version 102.80
Version 102.70
Version 102.61

Component Statements

Sample Model Statement
Sample Instance Statement

48

Angelov Model

Model Equations

Equivalent Circuit
Ids Equations
Igs and Igd Equations
Temperature Equations
Charge Equations
Excess Phase
Self Heating Model
Noise Model
Igs, Igd Shot Noise and Flicker Noise
Ids Flicker Noise
Thermal Noise

Release History and Version

Model Usage

Instance Syntax
Model Syntax

Component Statements

Instance Parameters
Model Parameters

49

Angelov GaN Model

Model Equations

Equivalent Circuit
Ids Equations
Igs and Igd Equations
Temperature Equations
Charge Equations
Excess Phase
Self Heating Model
Noise Model
Igs, Igd Shot Noise and Flicker Noise
Ids Flicker Noise
Thermal Noise

Release History and Version

Model Usage

Instance Syntax
Model Syntax

Component Statements

Instance Parameters
Model Parameters

50

DIODE_CMC Model

Model Equations

Junction Charge
Ideal Current
Ideal Current with High Injection
Shockley-Read-Hall current
Trap-Assisted Tunneling Current
Band-to-band tunneling current
Avalanche and Breakdown
Total Current
Thermal Voltage
Band Gap
Intrinsic Carrier Concentration
Saturation Current Density
Determination of Vmax
Built-In Voltages
Determination of VF, min and Vch
Voltage Difference VAK
Final Junction Current
Auxiliary Equations

Model Version and Development

Version Update and Enhancement

Model Usage

Instance Syntax
Model Syntax

Component Statements

Instance Parameters
Model Parameters

51

JFET100 Model

52

UTSOI2 Model

Model Overview

Model Structure

Version Update and Enhancement

Version 2.3.0 Enhancement

Geometrical dependences, stress effects and junction asymmetry

Scaling Equations
Stress Model
Asymmetric Junctions

Model Equations

Internal Parameters Including Temperature Dependencies
Terminal Voltage Conditioning
Backplane Depletion
Channel Current
Gate Current, Intrinsic Charges and Overlap Related Variables
Gate Current
Gate Induced Drain/Source Leakage (GIDL/GISL)
Charge Model
Self-Heating
Noise Model
Total Current and Charges

Operating Point Output

Voltages

Component Statements

Model Definition
Instance Definition

53

ASM-HEMT Model

Model Overview

Model Equations

Physical Constants
Voltages Calculation and Pre Conditioning
Temperature Dependence
Surface Potential Calculation
Intrinsic Charge Calculation
Drain Current Model
Self Heating Model
Short Channel Effects
Access Region and Parasitic Resistances
Parasitic Capacitances
Trap Model
Gate Current Model
Field Plate Model
Noise Model

Component Statements

Model Definition
Instance Definition

54

MVSG Model

Model Equations

Transistor drain current formulation
Transistor channel charge formulation
Gate current formulation
Charge trapping effects
Device-noise: RF- and phase-noise modeling

Component Statements

Model Definition
Instance Definition

55

Josephson Junction Model (jj)

Model Overview

Equivalent Circuit

Model Equations

Component Statements

Instance
Model

56

LUTSOI Model

Model Structure

Version Update and Enhancements

L-UTSOI 102.7 Enhancements
L-UTSOI 102.6 Enhancements

Geometrical dependences, stress effects and junction asymmetry

Scaling Equations
Stress model for SWSTRESS = 1
Stress model for SWSTRESS = 2
Asymmetric junctions

Model Equations

Internal parameters including temperature dependences
Terminal voltage conditioning
Backplane depletion
Channel current
Gate current, intrinsic charges and overlap related variables
Gate current
Gate Induced Drain/Source Leakage (GIDL/GISL)
Impact ionization current
Charge model
Self-heating
Noise model
Total currents and charges

Component Statements

Model Definition
Instance Definition

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