16. Troubleshooting Digital Circuits and Test Equipment - Part C
This chapter discusses various types of counters and synthesizers used in digital electronics, focusing on their functional modes, architectures, specifications, and applications. It emphasizes the importance of accuracy, resolution, and speed in measurement systems, particularly in frequency synthesizers and arbitrary waveform generators. Additionally, it covers indispensable diagnostic tools such as logic probes and analyzers for troubleshooting digital circuits.
Sections
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What we have learnt
- Modern universal counters measure frequency, time intervals, and phase relationships, improving measurement resolution through averaging.
- Reciprocal counters enhance frequency measurement resolution by computing both event and time counts.
- Synthesized function generators utilize digital synthesis techniques to produce high-frequency waveforms with exceptional stability and accuracy.
Key Concepts
- -- Universal Counter
- A measurement device that counts events and can perform various functions like time interval measurement and frequency ratio measurement.
- -- Reciprocal Counter
- A type of counter that calculates frequency by measuring both the event count and the time taken, resulting in improved resolution.
- -- Direct Digital Synthesis (DDS)
- A method of generating waveforms by sampling and interpolating amongst digital representations of the desired outputs.
- -- Logic Analyzer
- A diagnostic tool for observing multiple signals in digital circuits, providing insights into operational states and timing.
- -- Arbitrary Waveform Generator
- A device capable of creating user-defined waveforms to test and characterize electronic systems.
Additional Learning Materials
Supplementary resources to enhance your learning experience.