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digital electronics integrated circuit logic families
1. What type of circuit is represented in the given figure, and which statement best describes its operation?
(A): It is a programmable inverter. It can be programmed to function as either an active LOW or an active HIGH inverter.
(B): It is a tristate inverter. When the ENABLE input is HIGH, the output is effectively an open circuit—it is neither LOW nor HIGH.
(C): It is an active LOW buffer, which can be turned on and off by the ENABLE input.
(D): None of the above.
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