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The outcome of the experiment for a two-stage operational amplifier shows that this is an accurate and promising way in determining the device sizes in an analog circuit.
The use of improved fixation devices may reduce the need for multiple pins.
Moreover, these illustrate that there is a considerable susceptibility of operational amplifiers to electromagnetic interference coupled to their output pins.
Journal ArticleDOI
Rajesh Zele, David J. Allstot 
09 May 1993
41 Citations
An important feature of this approach is that a designer can optimize circuit performance by optimizing the well-known folded-cascode operational amplifier designs.
A standard operational amplifier is then designed, the results show the proposed methodology is very effective and can obtain better specifications than other methods.
The dual-fed amplifier has the added advantage of being less affected by losses.
Combined with known results, the above code also determines all lengths for which there are self-dual codes with minimum weight 12.
The measurement results show significant improvement in the performance of the operational amplifier compared to prior arts.
The hard breakdown has more serious impact on the operational amplifier.

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