The frequency increment value is defined by the increment option. Hspice tutorial university of california, berkeley. Im trying to make a simulation in which the maximum current of the voltage source is limited using hspice. Quickstart tutorial for spice 3 university of exeter. Once generate netlist file, you can simulate by using hspice. For more specific details and examples refer to the relevant manual. Hspice applications manual, and hspice command reference. Name of an independent voltage or current source, element or model parameter or the temp temperature sweep keyword. Hspice simulation and analysis user guide version x2005. Introduction spice is a generalpurpose circuit simulation. This document is for information and instruction purposes. Translating a device print version of this book pdf file ixxxxxxx.
A dc source, a frequencysweeping ac source, and time varying signals all can be modeled with standard hspice signal sources. Mentor graphics reserves the right to make changes in specifications and other information contained in this publication without prior notice, and the. With over 500,000 copies distributed so far, many users have reported. Resistor elements in a hspice or hspice rf netlist. In hspice, how to enhance its accuracy of output voltage. Spice is an analogcircuit simulator that is used to calculate and display the circuit behaviour. See voltagecontrolled voltage source vcvs in the hspice simulation and analysis user guide. For more details on hspice input file format, please refer to the. So far we have covered circuits with resistors and independent sources. It was originally developed at the electronics research laboratory of the university of california, berkeley 1975. Must begin with an i followed by up to 15 alphanumeric characters. The fourth example is a piecewise linear current controlled current source. Sweep any parameter value sweep any source value sweep temperature range perform a dc monte carlo analysis random sweep perform a dc circuit optimization perform a dc model characterization.
Be sure that a complete set of parameters is entered in the correct sequence before. Ltspice iv getting started guideltspice iv getting started. The linked sites, articles and presented information are provided as a useful insight to help you decide on the type of engineering expert you might need. A more complete representation of the input source. You may recall that the independent sources and current sources has the statement form. Simulation with hspice university of texas at dallas. This section contains a description of the default instance templates to be added to the circuit using the addinstance function from the circuit module. Ngspice users manual ngspice28 ngspice release version holger vogt, marcel hendrix, paolo nenzi may 27, 2018. Introduction to hspice names begin with the element key letter exception. Star hspice independent source functions using sources and stimuli 58 star hspice manual, release 1998. Hspice features for running higherlevel simulations. Originally developed at berkeley in the late 60s and early 70s, spice has evolved into one of the tools of choice for circuit simulation. Refer to the document pspice user guide for more information. Thus one can insert an independent voltage source of zero value in series with the element in which one wants to know the.
However, you will need to explicitly command hspice to generate the extra. Current dependent current sources f elements current controlled current source cccs the syntax is. Hspice calculates the operating condition, and form a smallsignal equivalent circuit for the given netlist. Some types of analysis use the associated analysis sources.
For more information, please refer to the spice users manual or books. Awaves is a program that allows you to graphically plot the results of the hspice analysis. Spice quick reference sheet the general anatomy of a spice. You need to have at least one ac independent source. Voltage and current controlled elements hspice supports the following voltage and current. A more detailed list can be found in the spice manual.
Passive devices diodes jfet and mesfet devices bjt devices inside this manual this manual contains the chapters described below. Sources independent voltage and current sources, controlled sources. Chapter 11, using hspice with hspice rf describes how various analysis features differ in hspice rf as compared to standard hspice. The page numbers in the rest of this document refer to this manual. Awaves is a program that allows you to graphically plot the results of the analysis that hspice did. Audience this manual is intended for design engineers who use star hspice to develop, test, analyze, and modify circuit designs. Hspice multiplier on current sources this is implemented by making an expression out of the given current value. Hsice simulation guide penn state college of engineering. Application of this waveform requires the specification of the sine wave frequency, the exponential decay constant, the beginning phase, and the beginning time of the waveform, as explained below. Use independent source element statements to specify dc, ac, transient, and mixed independent voltage and current sources. It solves for the unknown node voltages and also the unknown currents through independent voltage sources. Brief introduction to hspice simulation wojciech giziewicz 1 introduction this document is based on one written by ihsan djomehri, spring 1999. Scribd is the worlds largest social reading and publishing site. Indicates the source is to be used in ac small signal analysis.
Hspice tutorial free download as powerpoint presentation. Dc statement performing dc sweeps star hspice manual, release 1998. Ngspice users manual version 31 describes ngspice release version holger vogt, marcel hendrix, paolo nenzi september 22nd, 2019. Syntax notation the meaning of a parameter may depend on its location in the statement. Hsice simulation guide penn state electrical engineering. Hspice simulation and analysis user guide version y2006. Cadence pspice technology offers more than 33,000 models covering various types of devices that are included in the pspice software. As discussed in class there are four types of dependent sources, two are voltage sources and two are current sources. Some of this was written using switchercad iii, and some was written using ltspice iv. May 12, 2017 while ltspice is a windows program, it runs on linux under wine as well. Different types of sources are used for different types of analysis. Ac statement ac sweep and signal analysis 96 star hspice manual, release 1998. You have to explicitly tell hspice to generate the extra. Current dependent current lossy transmission line bipolar transistor current dependent current voltage controlled switch voltage dependent current current dependent voltage independent current source lossless transmission line uniform rcline independent current source independentvoltagesource jfet transistor mutual inductance.
Star hspice has a damped sinusoidal source that is the product of a dying exponential with a sine wave. The contents of this file appear later in this section. This manual describes the starhspice circuit and device simulation software and how to use it. Ltspice is also called switchercad by its manufacturer, since they use it primarily for the design of switch mode power supplies smps. Hspice supports source value sweep, referring to the source name spice style. This tutorial introduces the dependent source elements in pspice. Tips for using hspice university of california, berkeley. The dc analysis can also be used to generate dc transfer curves. Using pspice for circuits with dependent sources the problems in this tutorial and the corresponding homework continue to deal with the dc analysis of circuits, or dc bias analysis in pspice. This manual describes the starhspice circuit and device simulation software and how to. Three independent sources can be used in hspice simulations. Related documents the following documents pertain to. Spice quick reference sheet the general anatomy of a. Calculates transfer function from the given source in the circuit to the designated output.
Data statement, and temperature sweep are selected, a parameter name must be chosen for the source value and subsequently referred to in the. When prompted for an hspice source file name, enter example1. An independent current source, inrs, in parallel with the resistor models the thermal noise generated by a resistor. Source element statements to specify dc, ac, transient, and mixed voltage and current sources grounding of voltage sources not necessary hspice assumes. Independent and dependent voltage and current sources. Tstep is the printing increment, and tstop is the final time. Chapter 5 using sources and stimuli class home pages.
This page lists some typical circuit devices and their uses and notations in hspice. Frank sill department of electrical engineering, federal university of minas gerais, a a to i c l 6627 cep 31270av. For each of the previous discussed voltage sources, there exists the exact same source except that it produces current. Data command and a temperature sweep, then you must choose a parameter name for the source value. Download pspice for free and get all the cadence pspice models. The name of a voltage and current source must start with v and i, respectively. The general form for both current and voltage sources are shown below. This manual generally follows the conventions used in the microsoft windows users guide. Spice reads in a list of circuit nodes and the elements between. Holger vogt, marcel hendrix, paolo nenzi may 27, 2018. The frequency of any ac source in the circuit is set to fstart. Data statements basic components resistors capacitors and inductors voltage and current sources independent dc sources independent ac sources transient sources sinusoidal sources piecewise linear source pwl pulse. This gives us a way to find currents flowing in elements.
770 1507 811 1331 283 1622 490 1002 293 326 953 1104 637 686 54 504 933 1350 440 1151 1520 69 1063 1509 1025 1077 679 616 1530 714 1537 629 808 1284 571 1355 938 488 22 112 794 713 923 333