Ampdes: a Program for the Synthesis of High-Performance Amplifiers

Reference

J. Stoffels, C. van Reeuwijk, Ampdes: a Program for the Synthesis of High-Performance Amplifiers, In: Proceedings of the European conference on design automation, March 16-19 1992, Pages 474--479

Keywords

CAD, instrumentation amplifier, analog circuit, high performance, synthesis

Abstract

In this paper a circuit synthesis program for high-performance small-signal amplifiers, called 'Ampdes' is described. The synthesis can be done with minimal intraction from the user: only the essential information must be given, and the program will produce a Spice net list and a TeX design report. For a typical design this takes 30 minutes on a mini-computer. Unlike other synthesis programs, it searches in an extremely large set of possible circuits, and is not restricted to one device technology. To ensure a high rate of success it uses mathematically sound search rules instead of heuristic ones, and accurate approximations of the circuit behavior. These features require considerable computational effort, and therefore it is necessary to use a refined search strategy to reduce the time for a design run. This strategy is also described.

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Last modified Friday 23 February 2007 13:45:50 UT by Kees van Reeuwijk.