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Microelectronics - Systems and Devices by Owen Bishop

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6

Planning the system

Summary
The advantageous feature of digital circuits are described. Discussion of noise, including EMI, leads on to choosing a suitable logic family for building a project. Connections within families and between families are considered. The design of the circuit board is discussed, together with precautions that may be taken to ensure correct operation. Breadboarding techniques are outlined.

Digital systems

A digital system in general has fewer problems than an analogue system. One reason is that a digital system operates on binary data. Voltages are either high (if they exceed a certain minimum ‘high’ value) or they are low (if they are less than a certain maximum ‘low’ value). There is usually no difficulty ...

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