Download e-book for iPad: A Computer-Aided Design and Synthesis Environment for Analog by Geert Van der Plas
By Geert Van der Plas
In the 1st half the AMGIE analog synthesis process is defined. AMGIE is the 1st analog synthesis procedure that automates the complete layout procedure from standards all the way down to tested format. it truly is designated to the layout of moderate-complexity circuits. It is determined by layout and circuit wisdom kept within the tool's libraries and will be utilized by either beginner and skilled analog designers in addition to system-level designers. the interior workings are defined intimately, with (practical) examples to illustrate how the carried out algorithms and methods paintings. Experimental effects got with the AMGIE procedure are stated, together with real fabricated and measured circuits.
The moment method, i.e. the systematic layout of high-performance analog circuits, is mentioned within the moment a part of the e-book. This process is supported through instruments to spice up the productiveness of the fashion designer. An instance of this kind of software is Mondriaan, that's precise in the direction of the automated format new release of hugely general analog blocks. The proposed systematic layout technique is then utilized to the layout of high-accuracy current-steering electronic to analog converters (DACs). the total layout direction is mentioned intimately.
Both complementary ways elevate analog layout productiveness. layout instances of the various layout experiments undertaken are stated during the ebook to illustrate this.
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Extra info for A Computer-Aided Design and Synthesis Environment for Analog Integrated Circuits
This is possible but not part of the forward design flow and it is very likely a manual intervention from a user. In the design controller the valid transitions are coded, as well as the automatic (forward) transitions. The latter allow an automatic synthesis run of the tool. This concludes the design process management features built into the design controller. But the design controller does more than this. It also manages all design data. 11 the design data management of the design controller is shown when a point tool is run, for instance to choose a topology.
This makes the CPU time still acceptable in practice. Note also that this filter is only applied to the topologies that survived the boundary checking filter. For a more detailed description of the boundary checking and interval analysis filter and how the models stored in the cell library can be derived starting from the declarative model, the reader is referred to [Ves 97]. 4(b). 3(b) in that the interdependency (functions and between the performance parameters and has been taken into account.
5). This will now be explained in more detail in the next subsections. In the first subsection the sizing model generation methodology will be explained. 2. 3. 5 on the left (off-line setup) [VdPlas 01]. ) that fully describe the relationships between the circuit behavior and the circuit parameters. e. they only specify relationships that must hold simultaneously between different variables, they don’t describe a direction nor sequence of solution; they are not assignments but simply declarations of constraints between variables.
A Computer-Aided Design and Synthesis Environment for Analog Integrated Circuits by Geert Van der Plas