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Reference.org
Inverter (logic gate)
open-in-new
<p>In digital logic, an inverter or NOT gate is a <a href="/facts/Logic_gate/RHLulvKI">logic gate</a> which implements <a href="/facts/Logical_negation/q5AQBvBj">logical negation</a>. It outputs a <a href="/facts/Bit/S972NSaD">bit</a> opposite of the bit that is put into it. The bits are typically implemented as two differing <a href="/facts/Voltage/EN2po6N2">voltage</a> levels. </p>