Hspice allows the use of either the number 0 or the names gnd, gnd. Originally developed at berkeley in the late 60s and early 70s, spice has evolved into one of the tools of choice for circuit simulation. Binary file containing transient analysis waveforms after simulation, the waveforms can be viewed using cosmosscope. Select download center hspice version number release notes. It can display the transient or ac simulation results stored in binary or text files easily and generate publication quality plots. Text file containing a summary of the simulation inv. Path numbers compress the hierarchy for postprocessing and listing files. In order to run hspice, you will have to log in with a new unix shell. Hspice is just a program that takes in a netlist a simple text. Hspice now accepts input line lengths of 1024 characters. Hspice to ltspice electronics forum circuits, projects and.
Save this file, and its your final hspice license file. Hspice often reports values following by an xthis is shorthand for 106, and you can use it interchangeably with meg. Importing a token by tapping an email attachment containing an sdtid file. Now we can begin talking about the mechanics of writing a netlist. Hspice quick reference guide table of contents introduction 1 input and output files 2 behavior macromodeling 5 controlling input 22 analyzing data 46 optimizing data 63 output format 66. Plot frequencydomain variables filtered by the magnitude, phase, db, real or image function. Tips for using hspice university of california, berkeley. Td 20 ns makes sure were on the right part of the waveform. Spice reads in a list of circuit nodes and the elements between. Your first hspice program let us take a look at the following hspice code.
This tutorial is designed to introduce you to the tools we will use in class. The third token, an unsigned number, shall consist of digits that are legal for the specified base format. The rsa securid software token for android includes the following. Synopsys has a proven track record for delivering the leading solutions targeting the most advanced process nodes. Running hspice the general procedure for analyzing a circuit is to use an editor vi, emacs, etc. Jan 05, 2011 how i can decrease glich in avanwaves output in hspice. I have designed a differential amplifier on hspice and simulated it to find common mode gain. The starhspice builtin functions are listed in starhspice builtin functions. When hspice runs you will see a status message in the powerview cockpit log window. The contents of this file appear later in this section. If you installed cst, you will have to avoid using 27000 port, because its occupied, try replacing 27000 with 27002 in your hspice license file. Certain portions of this tutorial were reused from other ece hspice.
This is called the hspice ui hspui for short, a graphical user interface to hspice. Rsa securid software token for microsoft windows rsa link. No dc path to ground op and dc this often happens with floating mosfet gates. Introduction to hspice sharif university of technology.
Im doing schematic and simulation of opamp circuit using synopsys hspice 90nm technology. You can also use the number 0to refer to the ground node some people like to number their nodes instead of naming them, in which case 0may be a. In view of the fact that the hspice is in our database as a program to support or convert various file extensions, you will find here a hspice download link. The following hspice file defines the example circuit above and performs two analyses. In this tutorial, we will again use the hspice on engineering workstation linux computers.
If you are new to hspice you might want to look at getting started page to help with file names and formats, notation, helpful hspice hints, and useful hspice information if you need help with device declarations and usage check out the device page lastly, you can sit back, relax, a browse through numerous example files. Getting started with hspice college of engineering. Just add a resistor between the node and ground, or use the. Hspice tutorial ac simulation we will construct and analyze a nmos commonsource amplifier as the example for ac analysis. Before you will download the program, make sure that you not have application hspice on your device installed yet this will allow you to save some space on your disk. Options lennam controls the length of names in starhspice printouts default 8. If you have more than one hspice token increment line and the version dates are.
The popularity of the spice circuit simulator has translated into various offerings, suited for different compute platforms. Before you will download the program, make sure that you not have application hspice on your device installed yet this will allow you to save some space on. To ensure that hspice generates a data file for avanwaves or cscope add. Ac type np fstart fstop where np is the number of points and type can be either oct, dec or lin. It has the advantage of being freely available, to support a wide variety of models, and to run on all unix platforms. The app accesses the device file system to retrieve the sdtid file. It will also show you how to use the simulator hspice in standalone mode to make certain parts of your design exploration easier ece 546students. Text file containing the circuit initial conditions inv. However, it is not written that you must trust hspice and so the units can be manually assigned by. Downloadable tools university of california, berkeley. Hspice simulation and analysis user guide version x2005.
The node gndis a standard name used to reference ground. Electronic circuit optimization this project is dedicated to the optimization of any electrical and electronic circuits and compon. The linux version work on command line and should not me much different. Hspice is an analog circuit simulator similar to berkeleys spice3 capable of performing transient, steady state, and frequency domain analyses. This hspice waveform viewer presented here can be useful for engineers running hspice simulations routinely. Destination control statement all technical data contained in this publication is subject to the export control. This tutorial will introduce you to the cadence environment. It is worthwhile to take a look at some simple simulation using hspice. For a complete description of hspice installation, system configuration, setup and basic operation, please refer to the hspice simulation and analysis user guide. Now in order to calculate cmrr i need to find differential gain. A number of circuit analysis types see figure 2 and device modeling.
For more details on hspice input file format, please refer to the. Get the software from the hspice developer website. This tutorial will guide you through the windows version of the hspice. Other versions of hspice should not differ too much. With over 25 years of successful design tapeouts, hspice is the industrys most trusted and comprehensive circuit simulator. Chapter description chapter 1, command categories lists all commands you can use in hspice, arranged by task. Chapter 2, commands in hspice netlists contains an alphabetical listing of all commands you can use in an hspice netlist. Hspice tutorial university of california, berkeley. Introduction to hspice simulation program with integrated circuit emphasis developed in 1970s at berkeley many commercial versions are available hspice is a robust industry standard. A native simulation analysis environment to set up, manage, and monitor simulations and postprocess simulation results for analog verification productivity improvement. Plot timedomain waveform with option of eye diagram generation. Unfortunately, the hspice environment is not compatible with the cadence environment.
Hspice simulation and analysis user guide version y2006. Although you can run hspice and awaves individually, hpspui puts hspice, awaves, your netlist, and the hspice output the. Path number cross references are found in the listing and in the. Hsice simulation guide penn state college of engineering. Syntax, parsing and feature differences between hspice. The starhspice optimizing analog circuit simulator is a industrialgrade circuit analysis product for the simulation of electrical circuits in steadystate, transient, and frequency domains. Option post probe vin 1 0 pwl 0 0v 250ps 0v 350ps 3. Type hspice at the xterm prompt, this is the command to run the program. Over the last 2 years, hspices runtime performance on one core has improved, on average, over 5x on large pre and post layout analog, mixedsignal, and memory designs.
Hspice is a smart program and will automatically assign ohms to resistors, farads to capacitors, and henries to inductors. Hspice is just a program that takes in a netlist a simple text file, containing a circuit description and analysis options, and. When you launch hspice you will see a prompt see fig. Hspice is the industrys gold standard for accurate circuit simulation and offers.
We do not store any files with the setup of the hspice on our server but help to find the most reliable source from where you can download the application from. How to simulate an ideal opamp, delay and switch in hspice. Hspice basic information and associated file extensions. Hspice to ltspice electronics forum circuits, projects. Chapter 3 specifying simulation input and controls class home. In collaboration with idms, foundries and academia, synopsys delivers the industrys most comprehensive and effective finfet solutions. R ohm c farad l henry the scaling for the all units in hspice is done by. Sample input netlist file structure numeric scale factors a number may be an integer, a floating point number, an. Chapter 3, options in hspice netlists describes the simulation options you can set. Introduction to hspice simulation program with integrated circuit emphasis developed in 1970s at berkeley many commercial versions are available hspice is a robust industry standard has many enhancements that we will use written in fortran for punchcard machines circuits elements are called cards complete description is called a spice deck. Table 2 spice positive current conventions 2 example next, to make the concepts clearer, let us look at an example designed for you to practice hspice simulation. Brief introduction to hspice simulation wojciech giziewicz 1 introduction this document is based on one written by ihsan djomehri, spring 1999. Then, change to the directory where you want to run hspice and type the following commands.
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