By Dan FitzPatrick, Ira Miller
Analog Behavioral Modeling With The Verilog-A Language offers the IC clothier with an advent to the methodologies and makes use of of analog behavioral modeling with the Verilog-A language. In doing so, an outline of Verilog-A language constructs in addition to purposes utilizing the language are provided. additionally, the booklet is followed via the Verilog-A Explorer IDE (Integrated improvement Environment), a constrained strength Verilog-A more advantageous SPICE simulator for extra studying and experimentation with the Verilog-A language. This booklet assumes a uncomplicated point of figuring out of using SPICE-based analog simulation and the Verilog HDL language, even though any programming language heritage and a bit selection may still suffice.
From the Foreword:
`Verilog-A is a brand new layout language (HDL) for analog circuit and platforms layout. because the mid-eighties, Verilog HDL has been used broadly within the layout and verification of electronic structures. even if, there were no analogous high-level languages on hand for analog and mixed-signal circuits and structures.
Verilog-A presents a brand new size of layout and simulation potential for analog digital structures. formerly, analog simulation has been established upon the SPICE circuit simulator or a few spinoff of it. electronic simulation is basically played with a description language equivalent to Verilog, that is renowned because it is straightforward to benefit and use. Making Verilog extra useful is the truth that numerous instruments exist within the that supplement and expand Verilog's features ...
Behavioral Modeling With the Verilog-A Language offers a very good advent and origin for college kids and working towards engineers with curiosity in realizing this new point of simulation know-how. This e-book comprises a number of examples that improve the textual content fabric and supply a useful studying software for the reader. The textual content and the simulation application integrated can be utilized for person research or in a school room surroundings ...'
Dr. Thomas A. DeMassa, Professor of Engineering, Arizona kingdom University
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Additional info for Analog Behavioral Modeling with the Verilog-A Language
If the 1. va”. 2. The term access function is a syntactic description. 30 Verilog-A HDL Signals in Analog Systems access function is used in an expression, the access function returns the value of the signal. If the access function is being used on the left side of a branch assignment or contribution statement, it assigns a value to the signal. In most cases, the standard definitions of disciplines and natures can be used without modification. 1 Access Functions The access functions for an analog signal are derived from the discipline definition that declares it.
KPL and KFL can be used to determine the interconnection relationships for any type of system. 15, where the sum of the potentials around the loop are zero. 16, in which the sum of the flows into a node is zero. Both KPL and KFL are used to relate the values on nodes and branches. The application of both KPL and KFL imply that a node is infinitely 28 Verilog-A HDL Signals in Analog Systems small so that there is negligible difference in potential between any two points on the node and there is a negligible accumulation of flow.
The analog behavioral descriptions are encapsulated within analog statements (or blocks) within a module definition. The behavioral descriptions are mathematical mappings which relate the input signals of the module to output signals in terms of a large-signal or time-domain behavioral description. The mapping uses the Verilog-A language contribution operator “<+” which assigns an expression to a signal. The assigned expression can be linear, non-linear, algebraic and/or differential functions of the input signals.
Analog Behavioral Modeling with the Verilog-A Language by Dan FitzPatrick, Ira Miller