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| device that performs a basic operation on electrical signals. |
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| gates are combined to make these. |
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| three different notational methods |
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| boolean, logic diaagrams, truth tables |
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| a mathematical notation for expressing two valued logic functions |
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| logic diagram for not gate |
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| boolean expression of not |
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| boolean expression for and gate |
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mostly 0's
00 0
01 0
10 0
11 1 |
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| boolean expression for or gate |
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mostly 1's
0 0 0
1 0 1
0 1 1
1 1 1 |
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| exclusive or gate boolean expression |
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| device that acts either as a wire or a resistor, depending on the voltage level of the input |
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| material like silicon which is neither a good conductor nor a good insulator |
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| three terminals of a transistor |
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| if source signal is grounded |
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| input values explicitly determine the output. |
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| circuit whose output is a function of its input values and the current state of the circuit. |
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| the same output for each corresponding input-value combination for two circuits |
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| circuit that produces sume of two bits and a carry bit. |
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| computes the sum of two bits and takes the input carry into account |
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| silicon in which multiple gates have been embedded |
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