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In TTL logic, the input transistor has a number of ________ equal to the desired fan-in of the circuit.(a) Base(b) Collect(c) Emitter(d) GateI have been asked this question in an interview for internship.The question is from Logic Families in section Digital Circuits of Analytical Instrumentation

Answer»

Right answer is (c) Emitter

Easiest explanation: In TTL LOGIC, the INPUT transistor has a number of EMITTERS equal to the DESIRED fan-in of the circuit. This is a major advantage.



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