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University
Teaching Since: | Apr 2017 |
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bachelor in business administration
Polytechnic State University Sanluis
Jan-2006 - Nov-2010
CPA
Polytechnic State University
Jan-2012 - Nov-2016
Professor
Harvard Square Academy (HS2)
Mar-2012 - Present
21.   The 4 ´ 3 memory of Fig. 3-28 uses 22 AND gates and three OR gates. If the circuit were to be expanded to 256 ´ 8, how many of each would be needed?
22.   To help meet the payments on your new personal computer, you have taken up consult- ing for fledgling SSI chip manufacturers. One of your clients is thinking about putting out a chip containing four D flip-flops, each containing both Q and Q, on request of a potentially important customer. The proposed design has all four clock signals ganged together, also on request. Neither preset nor clear is present. Your assignment is to give a professional evaluation of the design.
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