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15 Cards in this Set
- Front
- Back
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______ _______ are used to produce clock waveforms to trigger the digital signals at precise intervals
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special clock and timing circuits
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the term _____ means that the waveform is repetitive with each successive identical to the previous one
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periodic
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the _____ of the clock waveform is defined as the length of time from the falling edge of one pulse to the falling edge of the next next pulse and is abbreviated _____
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period, Tp
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the _______ of the clock waveform is defined as the reciprocal of the clock period
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frequency
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the basic unit for frequency is _____
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hertz
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the basic unit for period is
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seconds
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frequency is often refereed to as ____ per second or _____ per second
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cycles, pulses
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what is the frequency of a clock waveform whose period is 2 microseconds?
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0.5 MHz
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if the frequency of a waveform is 4.17 MHz, what is its period?
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0.240us
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sketch and label the x and y axis representing a 56 kbs clock waveform used for PC communication. (Assume that the voltage levels are 0.5v and 7v)
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:(
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determine the frequency of the waveform in figure 2-4
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:(
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what are the labels on the x axis and y axis of a digital signal measured on an oscilloscope?
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x, time ; y, voltage
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what is the relationship between clock frequency and clock period?
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the clock frequency is the reciprocal of the clock period
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what is the time period from the rising edge of one pulse to the rising edge of the next pulse on a waveform whose frequency is 8MHz
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125ns
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what is the frequency of a periodic waveform having a period of 50ns?
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20 MHz
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