4456: dds -> pll

This commit is contained in:
occheung 2022-02-14 10:38:28 +08:00
parent b476c178d0
commit 75f3a328db
1 changed files with 5 additions and 5 deletions

View File

@ -182,12 +182,12 @@ RF switches on each channel provides at least 50 dB isolation.
% Draw the clock buffers
\draw (1.6, 0) node[twoportshape, t={CLK Buffers}, circuitikz/bipoles/twoport/width=2.2, scale=0.5, rotate=-90] (clk_buf) {};
% Connect CLK_IN to DDS clock buffers
% Connect CLK_IN to PLL clock buffers
\draw [-latexslim] (ext_clk.east) -- (1.35, 0.35);
\draw [-latexslim] (mmcx.east) -- (1.35, 0);
\draw [-latexslim] (xo.east) -- (1.35, -0.45);
% Connect CPLD clk_sel to DDS clock buffers
% Connect CPLD clk_sel to PLL clock buffers
\draw [-latexslim] (clk_buf.east) -- (1.6, -1.35);
% Signal path: From control signals / clock of PLL to output of the RF switches
@ -196,7 +196,7 @@ RF switches on each channel provides at least 50 dB isolation.
\draw (1.6, -3.15) node[twoportshape, t={PLL Signal Path}, circuitikz/bipoles/twoport/width=2, scale=0.5] (sig2) {};
\draw (1.6, -3.85) node[twoportshape, t={PLL Signal Path}, circuitikz/bipoles/twoport/width=2, scale=0.5] (sig3) {};
% Connect RF to DDS block
% Connect RF to PLL block
\draw [latexslim-] (rf0.east) -- (sig0.west);
\draw [latexslim-] (rf1.east) -- (sig1.west);
\draw [latexslim-] (rf2.east) -- (sig2.west);
@ -278,7 +278,7 @@ RF switches on each channel provides at least 50 dB isolation.
\draw [-latexslim] (att.south) -- (amp.west);
\draw [-latexslim] (amp.east) -- (sw.east);
% Connect abstract DDS clock input
% Connect abstract PLL clock input
\node [label=above:\tiny{CLK Buffers}] at (8, -0.2) {};
\draw [latexslim-] (pll.east) -- (8, 0);
@ -302,7 +302,7 @@ RF switches on each channel provides at least 50 dB isolation.
\end{circuitikz}
}
\caption{Simplified DDS Signal Path}
\caption{Simplified PLL Signal Path}
\end{figure}
\begin{figure}[hbt!]