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Simple One and Two Input Logic Gates. Truth Tables and Function Tables Based Upon TTL Levels. Assumptions. Truth Tables True = logical “1” False = logical “0” Function Tables Ideal gate Output is 0V, which is equivalent to a logical “0” Output is 5V, which is equivalent to a logical “1”.
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Simple One and Two InputLogic Gates Truth Tables and Function Tables Based Upon TTL Levels
Assumptions • Truth Tables • True = logical “1” • False = logical “0” • Function Tables • Ideal gate • Output is 0V, which is equivalent to a logical “0” • Output is 5V, which is equivalent to a logical “1”
Single Input Gates: Buffer Symbol Function Table • Truth Table
Single Input Gates: Inverter Symbol Function Table • Truth Table
Two Input Gates: AND Symbol Function Table • Truth Table
Two Input Gates: OR Symbol Function Table • Truth Table
Two Input Gates: NAND Symbol Function Table • Truth Table
Two Input Gates: NOR Symbol Function Table • Truth Table