Behavioral modeling in computer-aided design
Encyclopedia
In computer-aided design, behavioral modeling is a high-level circuit
Electronic circuit
An electronic circuit is composed of individual electronic components, such as resistors, transistors, capacitors, inductors and diodes, connected by conductive wires or traces through which electric current can flow...

 modeling technique where behavior of logic
Logic
In philosophy, Logic is the formal systematic study of the principles of valid inference and correct reasoning. Logic is used in most intellectual activities, but is studied primarily in the disciplines of philosophy, mathematics, semantics, and computer science...

 is modeled.

The Verilog-AMS
Verilog-AMS
Verilog-AMS is a derivative of the Verilog hardware description language. It includes analog and mixed-signal extensions in order to define the behavior of analog and mixed-signal systems. It extends the event-based simulator loops of Verilog/SystemVerilog/VHDL, by a continuous-time simulator,...

 and VHDL-AMS
VHDL-AMS
VHDL-AMS is a derivative of the hardware description language VHDL . It includes analog and mixed-signal extensions in order to define the behavior of analog and mixed-signal systems ....

 languages are widely used to model logic behavior.

Other modeling approaches

  • RTL
    Register transfer level
    In integrated circuit design, register-transfer level is a level of abstraction used in describing the operation of a synchronous digital circuit...

    Modeling : logic is modeled at register level.
  • Structural Modeling : logic is modeled at both register level and gate level.
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