Pspice keeps track of device parameters for bjts, for example in separate files called library files. Electrical and computer engineering outline introduction installation prepare a circuit for simulation. If that doesnt suit you, our users have ranked 40 alternatives to orcad all products and ten of them are available for mac so hopefully you can find a suitable replacement. We start by constructing the circuit using rbreak parts for the resistors, instead of r parts. Sensitivity analysis identifies which components have parameters critical to the measurement goals of the circuit design. Determining equivalent resistance with pspice this tutorial presents a method for using pspice to verify the equivalent resistance of a circuit.
This uses an aladdin flexnet usb key, provided with the orcad software package. Pspice advanced analysis users guide accessing online documentation to access online documentation, you must open the cadence documentation window. Users may prepare netlists with a text editor, or derive them from a circuit diagram using a thirdparty schematiccapture application. Select the directory to install the software, the default is recommended. Find the voltage at nodes n1 and n2 in the circuit in figure 1 using pspice.
Macspice 3 downloads circuit simulator for mac os x. The circuit diagram below is what you will build in pspice. Noise analysis on page 331 describes how to set up an analysis to calculate device noise contributions and total input and output noise. On the next screen you have to choose which pspice part symbol library to load. In order for pspice to perform a mc analysis, the parts that have tolerances must have models. The first method is the direct method described here where one enters the program code using an ascii text editor supplied with pspice. Pspice sensitivity analysis with temperature swept. Devicemodel parameters global variables voltage and current sources sub circuit parameter 27 models and designs downloaded from web can be readily used in advanced analysis. Macspice requires a textfile description of the circuit as input. I find really annoying to shut down my mac and then change my partition disk to windows and then use pspice. Dec 29, 2012 hi everyone, i recently tried to install pspice on my mac following an older thread from about four years ago. Both the microsim version 8 and the orcad version 10 are contained in a cd at the end of textbooks 67.
Choose an appropriate file ame and a directory to store all of your files. There are two methods of entering and executing a pspice program. Sensitivity identifies which components have parameters critical to the measurement goals of your circuit design. Create 1,000s of virtual prototypes to test for design failures, maximize circuit performance, and optimize for cost early in the design process all before building a. These tools perform advanced analysis like sensitivity analysis apart from the. Microsim was purchased by orcad a decade later in 1998. In the analysis we will find the id current and the vds voltage at the given values of vdd and vgs. A command interpreter shell is used to specify the types of analyses that are required and how the results should be processed, saved or displayed.
Unix, doswindows and apple mac all use a different sequence of characters to represent a new line. Ac stimulus and how pspice ad treats nonlinear devices in an ac sweep. The results of the analysis nodal dc voltages, currents in voltage sources, voltages across current sources can be found in the output file, created by pspice. Electronic circuits 1 highspeed circuits and systems laboratory lect. Apr 26, 2019 pspice is not available for mac but there are some alternatives that runs on macos with similar functionality. How to do sensitivity analysis using cadence pspice simulation tool. Introduction to begin, run the orcad capture program and create a new project by selecting file new project. Circuit simulation limited to circuits with up to 75 nodes, 20 transistors, no subcircuit limits but 65 digital primitive devices, and 10 transmission lines ideal or nonideal with not more than four pairwise coupled lines. Pspice software for mac software free download pspice. For the love of physics walter lewin may 16, 2011 duration.
Monte carlo runs can be repeated for a range of temperatures and the results are assimilated for each of the output measurements. Otherwise the message means that the file is not a recognised spice model file. Pspice tutorial this tutorial is designed to show you how to use the pspice circuit simulation form micro slim with the schematic capture front end, schematics. The most popular mac alternative is kicad, which is both free and open source. You configure and run advanced analyses, including sensitivity, monte carlo, stress, and worst case. Macspice is released with no warranty whatsoever and anyone who uses it does so at their own risk. Note that a 1volt dc source has been added to the input of the resistive circuit. Use these four advanced analysis tools to improve circuit performance, reliability, and yield. Pspice advanced analysis provides a unique set of analysis capabilities which enable design teams to take simulation to the next level. Then open the file and run the simulation with pspice. Hi everyone, i recently tried to install pspice on my mac following an older thread from about four years ago.
Store the new created circuits under schematics in c. Various versions of the macspice circuit simulator to download. Pspice software for mac the boingo software for mac for mac os v. Macspice this is a mac version of the spice circuit simulator.
Pspice by cadence design systems, inc is a native analog and mixedsignal circuit simulator. Pspice is the most prominent commercial version of spice, initially developed by microsim 1984, but now owned by cadence design system. Anyway, if you were looking for pspice for mac, you can try these applications, as these circuit simulators are also quite handy and have similar functions and features. Xiong this tutorial will guide you through the creation and analysis of a simple mosfet circuit in pspice schematic. Most library file errors occur when a user copies a simulation from one folder or machine to another, and fails to keep the accompanying library files intact with the. Set values for v t, k nc ox in editmodeledit instance model after. Pspice simulation click the download free trial button above and get a 14day, fullyfunctional trial of crossover.
Orcad capture and pspice designer together provide a complete circuit simulation and verification solution with schematic entry, native analog, mixed signal, and analysis engines. Step by step guide for worst case analysis sensitivity analysis in pspice. Pspice is now a component of the orcad product family. I tried the recommendations in that thread but was not successful. This can happen if the file in in apple mac format. Cadence pspice technology offers more than 33,000 models covering various types of devices that are included in the pspice software. Pspice enable engineers to create virtual prototypes of designs and maximize circuit performance. It assumes that you have completed pspice tutorial 1 and understand how to perform a basic dc bias analysis of a resistive circuit. Advanced analysis overview pspice advanced analysis is an addon program for pspice and pspice ad. Simetrix is compatible with doswindows and unix formats but not apple mac. Running orcad capture on a mac, using vmware fusion and windows vista.
Pspice advanced analysis is an addon program for pspice and pspice ad. Usually the sensitivity is done by the electrical simulation tools like pspice. Pspice was a modified version of the academically developed spice, and was commercialized by microsim in 1984. This breadboard simulator can perform simulation ranging from a single resistor to an integrated circuit with thousands of devices and components packed together. If that doesnt suit you, our users have ranked 28 alternatives to pspice and ten of them are available for mac so hopefully you can find a. You run dc bias simulations, transient analysis simulations, and sweep simulations, allowing you to sweep component values, operating frequencies, or global parameters. During the license manager install, you will be prompted for the license file, and asked to enter the hostname of your machine.
With resources such as models from many vendors, builtin mathematical functions, and behavioral modeling techniques, pspice ad enables an efficient simulation process. I got as far as extracting the files within my downloads folder using the unarchiver, but im not sure what to do. Whether you are a hobbyists, student, startup, small business or medium to enterprise level organization, pspice online community is built for you to explore, learn and help you grow in the electronic design world. This netlist is a list of components and the nodes they connect to. It will help you solve some of the problems you are given in class. The new pspice advanced analysis aa monte carlo temperature sweep application extends pspice aa monte carlo analysis to include effects of temperature variation. Pspice advanced analysis users guide 9 before you begin welcome advanced analysis allows pspice and pspice ad users to optimize performance and improve quality of designs before committing them to hardware. After youve downloaded crossover check out our youtube tutorial video to the left, or visit the crossover chrome os walkthrough for specific steps.
For our example, we had drawn a group of resistors powered by 12vdc supply. The analog simulation with pspice course starts with the basics of entering a design for simulation and builds a solid foundation in the overall use of the software. Pspice user community provides a onestop destination for pspice users to get access to pspice related information, webinars, videos, technical documents, pspice models and many more. The most popular mac alternative is circuit simulator, which is both free and open source. Pspice student is an analog circuit simulator that was specially designed for electrical engineering students in need of simulating circuits and of solving circuitsrelated calculations. Pspice will complain and refuse to run the simulation. The oldfashioned way before we learn how to use pspices graphical user interfaces capture for inputting the circuit and probe to show the results we will first use the software as electrical engineers used to use it in the 1970s. Mar 03, 20 for the love of physics walter lewin may 16, 2011 duration. You do learn some basic tool operations as a part of this course, but this is not the primary focus. Pspice simulation technology is easy to use and fully integrated with one of the industrys most widely used schematic capture tools. It combines sensitivity, monte carlo, smoke stress analysis, parametric analysis and an optimizer to provide an expanded environment to take design analysis beyond simulation. Thenn create a project using the analog or mixedsignal circuit wizard.
To simulation your design, you need to provide pspice with the following information. It works on both the intel macs as well as the older powerpc macs. Macspice then builds a numerical model of the circuit and analyses this. Download pspice for free and get all the cadence pspice models.
Orcad all products is not available for mac but there are some alternatives that runs on macos with similar functionality. These files are required in order for the simulation to run. The high quality of the macspice command interpreter makes the automation of tasks straightforward. Looking for solutions on the web, it is said to set wine for windows98 and override ole32. Pspice will be used to determine the nominal values, as well as the statistical distribution of i c and v ce. If you download the lite version, you can use it as long as you want.
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