Schematic Design Of Pass Transistor Logic & Multiplexer

  1. What is a pass transistor and how is it used in digital circuits?
  2. Draw and explain the schematic of a 2x1 multiplexer using pass transistor logic.
  3. What are the advantages and disadvantages of pass transistor logic compared to CMOS logic?
  4. How does the select signal control the output in a pass transistor multiplexer?