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5432: remove symbols 

revert b9ce64ed.
The remaining symbols are very standard (e.g. V, Z), so the symbol column is removed instead.
nix_fix
occheung 2022-01-19 12:27:36 +08:00
parent b9ce64edfb
commit 7841162bd6
1 changed files with 23 additions and 21 deletions
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5432.tex
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@ -160,22 +160,23 @@ The specifications are based on the datasheet of the DAC IC
and various information from Sinara wiki\footnote{\label{zotino_wiki}https://github.com/sinara-hw/Zotino/wiki}.
\begin{table}[h]
\centering
\begin{threeparttable}
\caption{Output Specifications}
\begin{tabularx}{\textwidth}{l | c | c c c | c | X}
\begin{tabularx}{0.8\textwidth}{l | c c c | c | X}
\thickhline
\textbf{Parameter} & \textbf{Symbol} & \textbf{Min.} & \textbf{Typ.} & \textbf{Max.} &
\textbf{Parameter} & \textbf{Min.} & \textbf{Typ.} & \textbf{Max.} &
\textbf{Unit} & \textbf{Conditions} \\
\hline
Output voltage & $V_{out}$ & -10 & & 10 & V & \\
Output voltage & -10 & & 10 & V & \\
\hline
Output impedance\repeatfootnote{zotino_wiki} & $Z_{out}$ & \multicolumn{4}{c|}{470 $\Omega$ $||$ 2.2nF} & \\
Output impedance\repeatfootnote{zotino_wiki} & \multicolumn{4}{c|}{470 $\Omega$ $||$ 2.2nF} & \\
\hline
Resolution\repeatfootnote{dac} & $M_{V}$ & & 16 & & bits & \\
Resolution\repeatfootnote{dac} & & 16 & & bits & \\
\hline
3dB bandwidth\repeatfootnote{zotino_wiki} & $BW$ & & 75 & & kHz & \\
3dB bandwidth\repeatfootnote{zotino_wiki} & & 75 & & kHz & \\
\hline
Power consumption\repeatfootnote{zotino_wiki} & $P$ & 3 & & 8.7 & W & \\
Power consumption\repeatfootnote{zotino_wiki} & 3 & & 8.7 & W & \\
\thickhline
\end{tabularx}
\end{threeparttable}
@ -186,30 +187,31 @@ In terms of output noise, it was measured after 15 cm IDC cable, IDC-SMA, 100 cm
The DAC output during noise measurement is 3.5 V.
\begin{table}[h]
\centering
\begin{threeparttable}
\caption{Electrical Characteristics}
\begin{tabularx}{\textwidth}{l | c | c c c | c | X}
\begin{tabularx}{0.8\textwidth}{l | c c c | c | X}
\thickhline
\textbf{Parameter} & \textbf{Symbol} & \textbf{Min.} & \textbf{Typ.} & \textbf{Max.} &
\textbf{Parameter} & \textbf{Min.} & \textbf{Typ.} & \textbf{Max.} &
\textbf{Unit} & \textbf{Conditions / Comments} \\
\hline
DC cross-talk\repeatfootnote{zotino21} & $\frac{V_X}{V_{out}}$ & & -116 & & dB & \\
DC cross-talk\repeatfootnote{zotino21} & & -116 & & dB & \\
\hline
Fall-time\repeatfootnote{zotino21} & $t_{fall}$ & & 18.5 & & $\mu$s & 10\% to 90\% fall-time \\
& & & 25 & & $\mu$s & 1\% to 99\% fall-time \\
Fall-time\repeatfootnote{zotino21} & & 18.5 & & $\mu$s & 10\% to 90\% fall-time \\
& & 25 & & $\mu$s & 1\% to 99\% fall-time \\
\hline
Negative overshoot\repeatfootnote{zotino21} & $PO_{fall}$ & & 0.5\% & & - & \\
Negative overshoot\repeatfootnote{zotino21} & & 0.5\% & & - & \\
\hline
Rise-time\repeatfootnote{zotino21} & $t_{rise}$ & & 30 & & $\mu$s & 1\% to 99\% rise-time \\
Rise-time\repeatfootnote{zotino21} & & 30 & & $\mu$s & 1\% to 99\% rise-time \\
\hline
Positive overshoot\repeatfootnote{zotino21} & $PO_{rise}$ & & 0.65\% & & - & \\
Positive overshoot\repeatfootnote{zotino21} & & 0.65\% & & - & \\
\hline
Output noise\repeatfootnote{zotino27} & & & & & & \\
\hspace{18mm} @ 100 Hz & & & 500 & & nV/rtHz & 6.9 Hz bandwidth \\
\hspace{18mm} @ 300 Hz & & & 300 & & nV/rtHz & 6.9 Hz bandwidth \\
\hspace{18mm} @ 50 kHz & & & 210 & & nV/rtHz & 6.9 kHz bandwidth \\
\hspace{18mm} @ 1 MHz & & & 4.6 & & nV/rtHz & 6.9 kHz bandwidth \\
\hspace{18mm} $>$ 4 MHz & & & & 1 & nV/rtHz & 6.9 kHz bandwidth \\
Output noise\repeatfootnote{zotino27} & & & & & \\
\hspace{18mm} @ 100 Hz & & 500 & & nV/rtHz & 6.9 Hz bandwidth \\
\hspace{18mm} @ 300 Hz & & 300 & & nV/rtHz & 6.9 Hz bandwidth \\
\hspace{18mm} @ 50 kHz & & 210 & & nV/rtHz & 6.9 kHz bandwidth \\
\hspace{18mm} @ 1 MHz & & 4.6 & & nV/rtHz & 6.9 kHz bandwidth \\
\hspace{18mm} $>$ 4 MHz & & & 1 & nV/rtHz & 6.9 kHz bandwidth \\
\thickhline
\end{tabularx}
\end{threeparttable}