\documentclass{article}
\usepackage[pdftex,active,tightpage]{preview}
\setlength\PreviewBorder{2mm}
\usepackage{tikz}
\usetikzlibrary{arrows, calc, positioning,decorations.pathreplacing,shapes}

\begin{document}
\begin{preview}
\begin{tikzpicture}[scale=0.5]
    \coordinate (A) at (0,1);
    \coordinate (B1) at (1,0);
    \coordinate (B2) at (15,0);
	\draw (A) -- (16,1);
	\draw (B1) -- (1,16);
	\draw (B2) -- (15,16);
	% to transistors T4 and T5
	\draw (3,1) -- (3,7);
	\draw (13,1) -- (13,7);
	% transistors T4 and T5
	\draw ( 2,7) -- ( 4,7);
	\draw (12,7) -- (14,7);
	\draw[dashed] ( 2,7.25) -- ( 4,7.25);
	\draw[dashed] (12,7.25) -- (14,7.25);

	\draw ( 2.5,7.25) -- ( 2.5, 7.5);	% T5 - tiny to top
	\draw ( 3.5,7.25) -- ( 3.5, 7.5);	% T5 - tiny to top
	\draw ( 2.5, 7.5) -- (   1, 7.5);	% T5 - to left
	\draw ( 3.5, 7.5) -- (   7, 7.5);	% T5 - to right
	\draw[-latex] (  3, 8) -- (   3, 7.25  );	% T5 - Gate
	\draw[fill=black] (1,7.5) circle (0.1); % T5- dot

	\draw (12.5,7.25) -- (12.5, 7.5);	% T4 - tiny to top
	\draw (13.5,7.25) -- (13.5, 7.5);	% T4 - tiny to top
	\draw (12.5, 7.5) -- (9.0, 7.5);	% T4 - to left
	\draw (13.5, 7.5) -- (15.0, 7.5);	% T4 - to right
	\draw[-latex] ( 13, 8) -- ( 13, 7.25  );	% T4 - Gate
	\draw[fill=black] (15,7.5) circle (0.1); % T4- dot

	% center - left part
	\draw (5,4) -- (5,5);	% line to top
	\draw (5,6) -- (5,10);	% line to top
	\draw (5,11) -- (5,12);	% line to top
	\draw (5,5) -- (5.25,5);	% T1 - right
	\draw (5,6) -- (5.25,6);	% T1 - right
	\draw (5,10) -- (5.25,10);	% T3 - right
	\draw (5,11) -- (5.25,11);	% T3 - right
	\draw[dashed] (5.25,4.5) -- (5.25, 6.5); % T1
	\draw         (5.50,4.5) -- (5.50, 6.5); % T1
	\draw[dashed] (5.25,9.5) -- (5.25,11.5); % T3
	\draw         (5.50,9.5) -- (5.50,11.5); % T3
	\draw[-latex] (4.5,5.5) -- (5.25, 5.5); % T1 - Gate
	\draw[latex-] (4.5,10.5) -- (5.25,10.5); % T3 - Gate
	\draw (5.5, 5.5) -- (7, 5.5); % T1 - rechts
	\draw (5.5,10.5) -- (7,10.5); % T3 - rechts
	\draw[fill=black] (5,7.5) circle (0.1);
	\draw[fill=black] (7,7.5) circle (0.1);

	% center - right part
	\draw (11,4) -- (11,5);	% line to top
	\draw (11,6) -- (11,10);	% line to top
	\draw (11,11) -- (11,12);	% line to top
	\draw (11,5) -- (10.75,5);	% T0 - left
	\draw (11,6) -- (10.75,6);	% T0 - right
	\draw (11,10) -- (10.75,10);	% T2 - right
	\draw (11,11) -- (10.75,11);	% T2 - right
	\draw[dashed] (10.75,4.5) -- (10.75, 6.5); % T0
	\draw         (10.50,4.5) -- (10.50, 6.5); % T0
	\draw[dashed] (10.75,9.5) -- (10.75,11.5); % T2
	\draw         (10.50,9.5) -- (10.50,11.5); % T2
	\draw[latex-] (10.75,5.5) -- (11.50, 5.5); % T0 - Gate
	\draw[-latex] (10.75,10.5) -- (11.50,10.5); % T1 - Gate
	\draw (10.5, 5.5) -- (9, 5.5); % T0 - rechts
	\draw (10.5,10.5) -- (9,10.5); % T1 - rechts
	\draw[fill=black] (11,7.5) circle (0.1);
	\draw[fill=black] (9,7.5) circle (0.1);

	% bottom
	\draw (5,4) -- (11,4);
	\draw (8,4) -- (8,3);
	\draw (7.25,3) -- (8.75,3);
	\draw (7.5,2.75) -- (8.5,2.75);

	% top
	\draw (5,12) -- (11,12);
	\draw (8,12) -- (8,15);
	\draw[fill=black] (8,12) circle (0.1);

	% middle
	\draw (7,5.5) -- (9,7.5);
	\draw (7,7.5) -- (9,5.5);

	\draw (7,10.5) -- (9,7.5);
	\draw (7,7.5) -- (9,10.5);

	\node (T5-label) at (3.2,8.4){$T_5$};
	\node (T4-label) at (13.2,8.4){$T_4$};
	\node (T3-label) at (4,10.5){$T_3$};
	\node (T1-label) at (4,5.5){$T_1$};
	\node (T3-label) at (12,10.5){$T_2$};
	\node (T1-label) at (12,5.5){$T_0$};
	\node (A-label) [left=1ex of A] {$A$};
	\node (B1-label) [below=1ex of B1] {$B_1$};
	\node (B2-label) [below=1ex of B2] {$B_2$};
	\node (U-label) at (8,15.5) {$+U_B$};
\end{tikzpicture}
\end{preview}
\end{document}