For more sophisticated analyses consult the hspice users manual. This manual describes the starhspice circuit and device simulation software and how to use it. It makes it convenient to run spice simulations in the psim environment. The page numbers in the rest of this document refer to this manual. The inline statement precedes the word subckt and it makes the instantiated element within the subckt with the same name look like the entire subckt for the purposes of probing. Subckt control statement, followed by the circuit description as follows. University of california college of engineering department of. Macro statement in the hspice simulation and analysis user guide. Alter sequence for inline case analysisparameter defines a parameter. Frank sill department of electrical engineering, federal university of minas gerais, a a to i c l 6627 cep 31270av. A subcircuit can contain any spicenetlist statements, including.
Hspice does not give the dc voltages unless you have specified a certain analysis type, such as. Computer modeling of electronic circuits with ltspice. This manual is intended to provide a complete description of ngspices functionality, features, commands, and procedures. Ends it should be noted that this subcircuit only replicates the polynomial equation from version 2g6, the additional model elements also need to be added. This manual describes the star hspice circuit and device simulation software and how to use it. An array of parameter values can be either inline in the simul. Hspice basics an input netlist file must be created to begin the design entry and simulation process. Subckt inv in out wn8u wp8u ln1u lp1u abc5 m1 out in vdd vdd p wwp llp mabc m2 out in 0 0 n wwn lln mcba. All this means is that when we are plotting data, the subckt containing a pmos looks like a. Macro statement in the hspice simulation and analysis user guide ends or. You can import electrical models into the ni awr design environment tm ni awrde as thirdparty hspice, spectre, pspice, and aplac simulator netlists, edit them as needed, and use them as subckt blocks in schematics. Using isomorphic analyses in subckt blocks in hspice.
Manual design from thereference paper tt, 25, 2v ff, 0, 2. An array of parameter values can be either inline in the simulation input file. Syntax notation the meaning of a parameter may depend on its location in the statement. An array of parameter values can be either inline in the simulation. If you have questions, read the section on workstation basics later in this handout. This node is always available in the simulation device models. For more specific details and examples refer to the relevant manual. An array of parameter values can be either inline in the simulation input file or. Tutorial setup tutorial 1,2,4 are necessary to start this tutorial. Time transient analysis choose simulate edit simulation cmd.
Element, instance, and subcircuit naming conventions. We will also use one piece of spectre magic, called the inline statement. Spice quick reference sheet the general anatomy of a spice. Simulating mosfets in spice college of engineering. Simulation and test results a radial leaded bobbin inductor 14 105 40 was measured for the nonideal characteristics. Eom statement in the hspice simulation and analysis user guide. Biomedical instrumentation notes comment line first line of netlist is always circuit description always end with. Adding a 1k resistor to circuit the following three syntaxes have also been observed to be either comment lines or inline comments. Volume i is especially handy for power users who want to take advantage of advanced measurement and optimization commands. Hspice tutorial university of california, berkeley. Mean this is a parameter to evaluate the variability of your design, where mean is the average of each performance at different operating conditions and.
Ddl use ddl access hspice circuit simulation automatically looks for a file in the local directory named hspice. This guide describes how to use hspice to simulate and analyze your circuit designs. For descriptions of the other manuals in the hspice documentation set, see the next section, the. Keyboard shortcuts, tricks with piecewise linear pwl sources, waveform mathematics, running multiple simulations with varying component values. The next section of the file declares an inline subcircuit with which to model the resistor device, and the effects of process and mismatch parameter variations upon that device. Subcircuit calls see subcircuit call statement in the hspice simulation and analysis user guide. This powerful tool can help you avoid assembling circuits. Audience this manual is intended for design engineers who use star hspice to develop, test, analyze, and modify circuit designs.
Do not include this node in the node list on the buffer card. Tran commands can use external and inline data provided in. Hspice also has specific file naming conventions to indicate the function of each file. Introduction tointroduction to hspice asicreliability. Chapter 5 using sources and stimuli class home pages. Mentor graphics reserves the right to make changes in specifications and other information contained in this publication without prior notice, and the. You format inline subcircuit definitions as follows. You cannot use them for any other purpose in your netlist in. Supported spice dialects name manufacturer version spice2 uc berkeley 2g6 1981 spice3 uc berkeley 3f3 1993 pspice microsim 8. Thus 10pf, 10pamps, and 10psecall simply represent the value.
F p n u m k meg g t mil femto pico nano micro milli kilo mega giga tera mil 10. When val2 is set to 0 default, all subckt levels are considered for node activity. Related documents the following documents pertain to. Macro statement is processed exactly the same as a.
Ltspice is node unlimited, incredibly easy to learn and can be used to simulate most of the analogue components from linear technology as well as discrete and passive components. Those who like a hard copy of a reference manual may prefer the 3volume hspice users manual. Options search statement is not supported by the translator. Inside this manual this manual contains the chapters described below. Tran statements can use external and inline data provided in. This document is for information and instruction purposes. Spectre is an advanced circuit simulator that simulates analog and digital circuits at the differential equation level. The following code is an example of a spice deck which measures the delay through an inverter. Subckt ends the subnameis the name used to reference the subcircuit, and the nodes are the internal node numbers used to connect to the subcircuit. Generating hspice netlist from schematic ee577b fall 98 in this tutorial, i will show how to generate hspice netlist from schematic. Thus, if you are only interested in the dc voltages in hspice, you should specify the.
Recommended spectre monte carlo modeling methodology. Hspice elements and device models manual version x2005. All library paths must be explicitly specifiedmacro. This powerful tool can help you avoid assembling circuits which have very little hope of operating in. Model statement is translated to a corresponding model if a compatible model. Ac analysis spice automatically does a dc analysis before doing a transient or ac analysis. If its name contains version xxplus, it describes the actual code status, found at the date of issue in the git source code management scm tool. Specifying state information with state files you can also specify initial conditions and estimate solutions by creating a state file that is read by the appropriate analysis. Cadence tutorial 7 generating hspice netlist from schematic.
Subckt subname local nodes parameters subcircuit description ends subname subcircuit call statement xyyyyyy nodes subname parameters m mult types of analysis. Chapter 3 specifying simulation input and controls class home. Spice quick reference sheet the general anatomy of a. Ordinarily, in a subcircuit the node name is given as the circuit number. Be sure that a complete set of parameters is entered in the correct sequence before. The procedure for opening an xwindow varies depending on the type of computer you are using. An array of parameter values can be either inline in t. Ltspice tutorial the complete course simon bramble. Included in this manual are detailed command descriptions, startup option definitions, and a pspice your microsoft windows users guide.
Figure 3 displays the ngspice command window when ngpisce. This manual contains the reference material needed when working with special circuit analyses in pspice. Starhspice manual columbia university electrical engineering. This manual assumes that you are familiar with the development, design, and simulation of integrated circuits and that you have some familiarity with spice simulation. Subckt polyl 1 2 v1 1 3 dc 0 lo 3 2 l o b1 2 3 iivl 3e2. Hspice is just a program that takes in a netlist a simple text. Netlist spice netlist text file containing circuit description input output 3. Translating commands and functions print version of this book pdf file this line is translated as a parametric subnetwork. Chapter 10 analyzing electrical yields class home pages. This folder is also the default directory that ngspice will look for netlist. This manual generally follows the conventions used in the microsoft windows users guide. Writing simple spice netlists introduction spice is used extensively in education and research to simulate analog circuits.
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