started on sigma delta

most of it is done in hand drawn
in my book
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robin 2012-04-01 16:32:19 +01:00
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@ -1647,6 +1647,18 @@ The more we can modularise, the more we decimate the $O(N^2)$ effect
of complexity comparison.
\section{Sigma Delta Analogue to Digital Converter ($\Sigma \Delta $ADC)}
The following example shows the analysis of a mixed analogue and digital circuit.
\begin{figure}[h]
\centering
\includegraphics[width=200pt]{./CH5_Examples/circuit4004.png}
% circuit4004.png: 562x389 pixel, 72dpi, 19.83x13.72 cm, bb=0 0 562 389
\caption{Sigma Delta Analogue to Digital Converter}
\label{fig:sigmadelta}
\end{figure}
\section{PT100 Analysis: Double failures and MTTF statistics}
{
@ -1956,7 +1968,7 @@ will be determined by the accuracy of $R_2$ and $R_{3}$. It is reasonable to
take the mean square error of these accuracy figures~\cite{easp}.
\paragraph{Single Fault FMEA Analysis \\ of PT100 Four wire circuit}
\paragraph{Single Fault FMEA Analysis of PT100 Four wire circuit}
\ifthenelse {\boolean{pld}}
@ -1988,7 +2000,7 @@ for the circuit shown in figure \ref{fig:vd}.
\paragraph{Proof of Out of Range \\ Values for Failures}
\paragraph{Proof of Out of Range Values for Failures}
\label{pt110range}
Using the temperature ranges defined above we can compare the voltages
we would get from the resistor failures to prove that they are
@ -2430,13 +2442,6 @@ This shorts the sense+ to Vcc and the sense- to ground.
Both values will be out of range.
\paragraph{ TC 13 : Voltages $R_1$ SHORT $R_3$ OPEN }
This shorts the sense+ to Vcc and the sense- to ground.