and circuit
Definition
- Noun:
- A logic gate: An "and circuit" is a fundamental digital logic gate. It implements the logical conjunction operation.
- A specific electronic component: It is a physical circuit within a computer or digital system. Its output becomes active (e.g., "fires" or becomes a logical 1) only when all of its input signals are simultaneously active.
Usage Examples
- Noun:
- The processor's design requires an
and circuitto check if both conditions are true before proceeding. - To build a simple security system, you can use an
and circuitso the alarm only sounds when both sensors are triggered.
Advanced Usage
- In Boolean Algebra: The "and circuit" performs the Boolean AND function, often represented by a dot (·) or the word "AND". Its truth table shows an output of 1 only when all inputs are 1.
- In Circuit Diagrams: It is commonly symbolized by a distinctive shape (often a flat or curved shape with a rounded input side and a pointed output side) with the word "&" or "AND" inside it.
Variants and Related Words
- AND gate: This is the most common and precise synonym for "and circuit".
- Logical conjunction: This is the name of the mathematical/logical operation performed by the circuit.
- Logic gate: This is the general category of components to which the "and circuit" belongs. Other types include OR gates, NOT gates (inverters), and NAND gates.
Synonyms
- AND gate
- Conjunction circuit
Related Phrases
- To fire/To be active: In the context of digital circuits, this means to produce or carry a logical high signal (often representing a binary 1 or a "true" state).
- Input/Output: Refers to the signals entering the circuit and the resulting signal it produces.
Noun
-
a circuit in a computer that fires only when all of its inputs fire
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