13.07.2015 Views

Digital Electronics: Principles, Devices and Applications

Digital Electronics: Principles, Devices and Applications

Digital Electronics: Principles, Devices and Applications

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Multiplexers <strong>and</strong> Demultiplexers 2973. Determine the function performed by the combinational circuit of Fig. 8.29.Figure 8.29 Problem 3.4-to-1 multiplexer4. Implement a full subtractor combinational circuit using a 3-to-8 decoder <strong>and</strong> external NOR gates.Fig. 8.30ABBin0Difference12 223-to-82 13Decoder42 0 567Borrow OutFigure 8.30 Answer to problem 4.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!