| OBJECTIVES |
- Describe the functions of the 555 integrated circuit timer.
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- Calculate its output pulse width when operating as a monostable circuit.
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- Calculate frequency of oscillation when operating as an astable circuit.
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- Describe the functions of 4-bit binary ripple counter and draw the output
waveforms.
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- Cascade counters to increase the count.
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- Use the counters as a frequency divider.
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- Know how to reset the counter, and how to parallel load a binary number
into the counter, using it as a storage register.
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- Describe the function of a digital to analog converter.
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- Know how to calculate the output voltage for a known digital input.
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- Calculate the output voltage for a known digital input and calculate the
step size.
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- Be able to test a digital to analog converter, and to check its linearity.
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- Know how to apply the multiplying characteristic of a digital to analog
converter.
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- Construct and test an analog to digital converter.
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- Be able to describe its function and to measure its performance.
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- Describe the operation of a decoder and draw its output waveforms.
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- Be able to describe a multiplexer and explain its output waveforms when
multiplexing several signals onto a single output.
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- Know how to use a decoder and a D flip-flop to demultiplex a multiplexed
signal.
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- Be able to describe the functions and applications of an arithmetic logic
unit.
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- Be able to explain how the arithmetic and logic functions or an ALU can be
programmed by an input control word.
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- Troubleshoot complex digital circuits including timer circuits, counters,
digital-to analog converters decoders and multiplexers.
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