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A TTL gate may operate inadvertently as an ____________(a) Digital amplifier(b) Analog amplifier(c) Inverter(d) RegulatorThis question was addressed to me in a job interview.Question is taken from Transistor Transistor Logic(TTL) topic in chapter Logic Families of Digital Circuits

Answer»

Correct choice is (b) Analog amplifier

Easy EXPLANATION: A TTL gate MAY operate INADVERTENTLY as an analog amplifier if the INPUT is CONNECTED to a slowly changing input signal that traverses the unspecified region from 0.7V to 3.3V.



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