Ponencia
Accurate VHDL-based simulation of Sigma Delta modulators
Autor/es | Castro López, Rafael
Fernández Fernández, Francisco Vidal Medeiro Hidalgo, Fernando Rodríguez Vázquez, Ángel Benito |
Departamento | Universidad de Sevilla. Departamento de Electrónica y Electromagnetismo |
Fecha de publicación | 2003 |
Fecha de depósito | 2019-11-04 |
Publicado en |
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ISBN/ISSN | 0-7803-7761-3 |
Resumen | The computational cost of transient simulation of /spl Sigma//spl Delta/ modulators (/spl Sigma//spl Delta/Ms) at the electrical level is prohibitively high. Behavioral simulation techniques offer a promising solution to ... The computational cost of transient simulation of /spl Sigma//spl Delta/ modulators (/spl Sigma//spl Delta/Ms) at the electrical level is prohibitively high. Behavioral simulation techniques offer a promising solution to this problem. This paper demonstrates that both hardware description languages (HDLs) and commercial HDL simulators constitute a valuable alternative to traditional special-purpose /spl Sigma//spl Delta/ behavioral simulators. In this sense, a library of HDL building blocks, modeling a complete set of circuit non-idealities which influence the performance of /spl Sigma//spl Delta/Ms, is presented. With these blocks, /spl Sigma//spl Delta/M architectures can be described in two different ways, which are analyzed in detail. Experimental results are provided through several simulations of a fourth-order 2-1-1 cascade multi-bit /spl Sigma//spl Delta/M. |
Cita | Castro López, R., Fernández Fernández, F.V., Medeiro Hidalgo, F. y Rodríguez Vázquez, Á.B. (2003). Accurate VHDL-based simulation of Sigma Delta modulators. En IEEE International Symposium on Circuits and Systems (ISCAS) (IV-632-IV-635), Bangkok, Tailandia: Institute of Electrical and Electronics Engineers. |
Ficheros | Tamaño | Formato | Ver | Descripción |
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ACCURATE VHDL-BASED SIMULATION.pdf | 455.2Kb | [PDF] | Ver/ | |