LOGIC11_r2 - Chapter 11 Flip-Flops Microwave Communication...

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Chapter 11 Flip-Flops ﹙ ﹙ ﹙ ﹙ ﹙
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Microwave & Communication Lab.
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§ Gate Delays & Timing Diagrams Delay & When the input to a logic gate is changed, the output will not change instantaneously. The device within the gate takes a finite time to react to a change in input. The change in the gate output is delayed with respect to the input change.
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ex & The waveforms for an inverter. ε 1 ε 2 (0→1) ε 1 may not equal to ε 2 . (1→0)
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In general, the propagation delays for integrated circuit gates may be as short as a few nanoseconds & 10 9 sec& , and in many cases these delays can be neglected.
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§ Timing Diagrams ex & Timing Diagram for AND-NOR Network
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ex & Timing diagram for network with delay
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§ Flip-Flop Flip-Flop is a memory device that has a pair of complementary outputs and one or more inputs that can cause the output state to change.
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§ The Set-Reset Flip-Flop (S-R latch)
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LOGIC11_r2 - Chapter 11 Flip-Flops Microwave Communication...

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