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CADENCE PSPICE A D CIRCUIT SIMULATION
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schematic including node voltages device,power calculations and pin subcircuit. Mixed signal designs can also be verified,where the analog portions have digital. content embedded along with setup hold,times Integrated analog and event driven. digital simulations mean improved speed,without loss of accuracy Digital functions. support 5 logic levels and 64 strengths,load dependent delays and hazard race.
checking PSpice simulation also features,propagation modeling for digital gates. and constraint checking such as setup,and hold timing violations. RESULTS AND DATA DISPLAY,PSpice Probe enables designers to make. complex measurements cross probe,and view waveforms in multiple plots. and allows the choice of an expanded,set of mathematical functions to apply.
to simulation output variables Designers,can create plot window templates. Figure 1 PSpice technology provides a complete simulation environment including simulation waveform. analysis with cross probing and bias results display on the schematic and use them to easily make complex. measurements by simply placing markers,directly on the desired pins nets and. Multi vendor models built in With PSpice technology engineers can. parts in the schematic Probe also enables, mathematical functions and behavioral analyze and explore circuit performance. the measurement of performance, modeling techniques enable an efficient and functional relationships with what. characteristics of a circuit using built in, simulation process if scenarios and simulate complex.
functions and the creation of custom,mixed signal designs These designs can. Magnetic Parts Editor automates the measurements For data displays. contain both analog and digital parts, design of inductors and transformers to additional capabilities allow plotting of. supporting models like IGBTs pulse, reduce time and errors both real and complex functions of circuit. width modulators DACs and ADCs,voltage current and power consumption. Single button simulation cross probing Engineers can also design and simulate. including Bod plots for gain and phase, and full integration with OrCAD electro mechanical body electronics and.
margin and derivatives for small signal, Capture improve productivity and data hydraulic designs using behavioral models. characteristics,integrity and integration with MATLAB s Simulink. product via SLPS Simulink PSpice links MODELS,FEATURES Along with numerous vendor models. SIMULATION, PSpice simulation technology is capable and model libraries available online the. PSpice technology ensures functional, of simulating a wide range of designs and PSpice model library offers more than.
correctness of PCB designs by verifying, design elements including power supplies 30 000 analog and mixed signal models. the analog portions for node voltages, filters amplifiers digital decoding logic This library includes more than 4 500. branch currents and device power, using gates PWMs transistors MOSFETs parameterized models for BJTs JFETs. Complex measurements can be created, non linear magnetic cores varistors MOSFETs IGBTs SCRs magnetic cores. and viewed as the simulation progresses, zeners and diodes PSpice Probe simplifies and toroids power diodes and bridges.
Support is provided for multiple, viewing of simulation results both operational amplifiers optocouplers. simulation profiles that enable the recall, analog and digital by having a single regulators PWM controllers multipliers. and execution of different simulations, display for the mixed signal analysis timers and sample and holds Also. on the same schematic Simulation bias, results while retaining the same time axis included are a large variety of accurate. results can be viewed directly on the,internal models many of which.
www cadence com CADENCE PSPICE A D CIRCUIT SIMULATION 2. intelligently relax one or more parameters,to achieve convergence Designers can. add assertions to detect failure or warning,conditions as the simulation progresses. and hence need not wait for complete,simulations to detect error conditions. Simulation profiles allow binding of,models and stimulus to enable simulation. of different test conditions using same,schematic and users can also queue up.
simulations for overnight results,FRONT END INTEGRATION. PSpice technology is fully integrated,with Cadence OrCAD Capture CIS and. Allegro Design Entry HDL allowing for,excellent cross probing between the. schematic and plot measurements,ADVANCED ANALYSIS,The PSpice Advanced Analysis Option is. used in conjunction with PSpice A D to, Figure 2 Use Checkpoint Restart to accelerate verification of late stabilizing circuits.
improve design performance yield and, include temperature effects that PSpice model IP can be protected using reliability Capabilities such as temperature. add flexibility to simulations A device the encryption feature which allows and stress analysis electro mechanical. equations developer s kit DEDK allows simulation models to be encrypted simulation worst case analysis. implementation of new internal model using the 56 bit DES algorithm Finally Monte Carlo analysis and automatic. equations the Magnetic Parts Editor allows rapid performance optimization algorithms. prototyping of transformers relays and improve design quality and maximize. Behavior modeling though functional circuit performance automatically PSpice. coils in an automated manner using, blocks are described using mathematical A D also allows. electrical specifications, expressions and functions which for the design and generation of. allows designers to leverage a full set EASE AND SPEED simulation models for transformers and. of mathematical operators nonlinear DC inductors, functions and filters Circuit behavior The PSpice CheckPoint Restart feature. enables designers to stop and restart, can be defined in the time or frequency SENSITIVITY.
domain by formula including Laplace and to generate checkpoints at specified. points in time of a simulation and then Sensitivity analysis identifies which. transforms or by look up tables and error component parameters are critical to the. and warning messages can be specified in restart the simulation from a specific. checkpoint Thus not only can simulations circuit performance goals It examines. different conditions how much each component affects circuit. be restarted to account for any changes, An integrated Model Editor provides but they can be run from only a range behavior by itself and in comparison. an easy way to create models using of interest instead of running the entire with the other components by varying. device characteristic curves An intuitive simulation again from the start tolerances to create worst case minimum. stimulus creation capability makes it easy and maximum values Sensitivity analysis. to create a variety of simulation stimuli With AutoConvergence designers can can also be used to identify which. Any shape stimulus can be created with suggest relaxed values for specific components affect yield the most then. built in functions and can be described parameters that can be used by the tolerances of sensitive components can be. parametrically or freehand with the PSpice simulation engine to achieve tightened and tolerances of non sensitive. mouse to draw piece wise linear PWL convergence If the simulation does not components loosened This information. signals Digital stimuli can be used for converge with predefined simulator can be used to evaluate yield versus cost. signals clocks and buses options the simulation engine will tradeoffs. www cadence com CADENCE PSPICE A D CIRCUIT SIMULATION 3. PARAMETRIC PLOTTER,The Parametric Plotter enables,sweeping of multiple parameters once a. simulated circuit has been created It,also provides an efficient way to analyze. sweep results sweep any number of,design and model parameters in any. combination and view results in PPlot,Probe in tabular or plot form.
ORCAD PCB FLOW,INTEGRATION,The PSpice simulator integrates seamlessly. with OrCAD Capture allowing you to use,the same schematic for both simulation. and PCB layout which reduces rework,and errors The integration also allows for. easy setup and simulation runs as well,as cross probing of simulation results. Figure 3 Monte Carlo analysis predicts the behavior of a circuit statistically when part values are varied. within their tolerance range,The hierarchical netlister with parametric.
subcircuits expedites the netlisting, OPTIMIZER MONTE CARLO of complex hierarchical designs The. Magnetic Parts Editor helps designers, Optimizer analyzes analog circuits and Monte Carlo analysis predicts the behavior. build transformers for power supplies, systems fine tuning designs faster than of a circuit statistically when part values. trial and error bench testing It helps are varied within their tolerance range It. find the best component values to meet also calculates yield which can be used INTEGRATION WITH. the performance goals and constraints for mass manufacturing predictions With MATLAB SIMULINK. A specification can be as simple as an history stored in a separate file model PSpice integration with MathWorks. output voltage maximum it can be a parameter values can be used for each MATLAB Simulink SLPS combines. more complex output calculation like the Monte Carlo run and the values later two industry leading simulation tools. cutoff frequency for a low pass filter or it reused in a co simulation environment SLPS. can be an entire curve using the Optimizer,curve fitting capability. Smoke analysis warns of component,stress due to power dissipation increases.
in junction temperature secondary,breakdowns or violations of voltage. current limits Over time these stressed,components can cause circuit failure. Smoke compares circuit simulation results,with the component s safe operating. limits If limits are exceeded Smoke,identifies the problem parameters. Smoke analysis can be used for displaying,average RMS or peak values from.
simulation results and for comparing,these values against corresponding safe. operating limits, Figure 4 The Magnetic Parts Editor automates the process of designing magnetic transformers and DC. inductors and generating simulation models, www cadence com CADENCE PSPICE A D CIRCUIT SIMULATION 4. integration enables designers of electro,mechanical systems such as control. blocks sensors and power converters to,perform integrated system and circuit.
simulations that include realistic electrical,PSpice models of actual components. SALES TECHNICAL,SUPPORT AND TRAINING,The OrCAD product line is owned by. Cadence Design Systems Inc and,supported by a worldwide network of. Cadence Channel Partners VARs,For sales technical support or training. contact your local Cadence Channel,Partner VAR For a complete list of.
authorized Cadence Channel Partners,VARs visit www cadence com Alliances. channel partner, 2010 Cadence Design Systems Inc All rights reserved Cadence the Cadence logo OrCAD and PSpice are registered trademarks of Cadence Design. Systems Inc All others are properties of their respective holders.


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