Download Analog Layout Generation Performance and Manufacturability by Koen Lampaert PDF

By Koen Lampaert

ISBN-10: 0792384792

ISBN-13: 9780792384793

Analog built-in circuits are vitally important as interfaces among the electronic components of built-in digital structures and the outdoors international. a wide component to the hassle all for designing those circuits is spent within the structure part. while the actual layout of electronic circuits is automatic to a wide quantity, the format of analog circuits remains to be a handbook, time-consuming and error-prone activity. this is often almost always end result of the non-stop nature of analog signs, which reasons analog circuit functionality to be very delicate to structure parasitics. The parasitic components linked to interconnect wires reason loading and coupling results that degrade the frequency behaviour and the noise functionality of analog circuits. equipment mismatch and thermal results placed a primary restrict at the feasible accuracy of circuits. For winning automation of analog structure, complex position and direction instruments that may deal with those severe parasitics are required.
long ago, automated analog format instruments attempted to optimize the format with out quantifying the functionality degradation brought by way of format parasitics. as a result, it was once now not assured that the ensuing format met the requisites and a number of format iterations may be wanted. In Analog structure iteration for functionality and Manufacturability, the authors suggest a functionality pushed format technique to conquer this challenge. during this method, the format instruments are pushed via functionality constraints, such that the ultimate structure, with parasitic results, nonetheless satisfies the requirements of the circuit. The functionality degradation linked with an intermediate structure answer is evaluated at runtime utilizing predetermined sensitivities. by contrast with different functionality pushed structure methodologies, the instruments proposed during this publication function without delay at the functionality constraints, with no an intermediate parasitic constraint new release step. This procedure makes an entire and brilliant trade-off among the several structure possible choices attainable at runtime and as a result gets rid of the potential suggestions path among constraint derivation, placement and format extraction.
along with its impression at the functionality, structure additionally has a profound impression at the yield and testability of an analog circuit. In Analog Layout new release for functionality and Manufacturability, the authors define a brand new criterion to quantify the detectability of a fault and mix this with a yield version to assessment the testability of an built-in circuit structure. They then combine this method with their functionality pushed routing set of rules to provide layouts that experience optimum manufacturability whereas nonetheless assembly their functionality requisites.
Analog structure iteration for functionality and Manufacturability could be of curiosity to analog engineers, researchers and scholars.

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Extra resources for Analog Layout Generation Performance and Manufacturability (The Springer International Series in Engineering and Computer Science)

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The room-temperature properties of a polymer depend on its structure and its structure depends on whether the Tg is above or below room temperature. 7 gives glass transition temperatures for selected polymers. From the glass transition temperature, the reader can predict which of these polymers can be expected to be relatively hard and more rigid solids, or which can be expected to be relatively soft and more flexible solids at room temperature. The mechanical properties of a polymer depend on the glass transition temperature.

The room-temperature properties of a polymer depend on its structure and its structure depends on whether the Tg is above or below room temperature. 7 gives glass transition temperatures for selected polymers. From the glass transition temperature, the reader can predict which of these polymers can be expected to be relatively hard and more rigid solids, or which can be expected to be relatively soft and more flexible solids at room temperature. The mechanical properties of a polymer depend on the glass transition temperature.

13) Finite-element analysis will often exhibit a 3D state of stress for a two-dimensional (2D) simple loading; however, the analysis will also directly calculate the von Mises stress from the results. 4. 4. However, for metals, while the maximum shear stress criterion is conservative, not only can the von Mises criterion be derived, but it also fits the experimental data better than the maximum shear criterion, and thus is the best estimation of the failure envelope. σ2 Syt von Mises Max. 4 Static failure theories for ductile materials.

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Analog Layout Generation Performance and Manufacturability (The Springer International Series in Engineering and Computer Science) by Koen Lampaert


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