Phase Noise

Key Requirements and PCB Design in High-Speed Signal Generator DAC Applications

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Key Requirements and PCB Design in High-Speed Signal Generator DAC Applications

In high-speed signal generation applications, bandwidth and resolution are critical requirements. New signal generation applications utilize high-speed digital-to-analog converters (DACs) to produce various types of waveforms, including single tones with true hundreds of megahertz bandwidth and complex multi-channel waveforms. These applications require high-speed DACs to be fast enough to generate these waveforms without sacrificing analog … Read more

How to Use an Oscilloscope for RF Signal Testing (In-Depth Article)

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How to Use an Oscilloscope for RF Signal Testing (In-Depth Article)

Abstract: With the increasing demands for signal transmission rates or resolution in fields such as wireless communication, radar, satellite communication, and optical communication, the modulation schemes used have become increasingly complex, and the signal bandwidth has widened. Modern real-time oscilloscopes, due to advancements in chip and material technology, can now provide real-time measurement bandwidths of … Read more

Eliminating Clock Noise Impact on High-Speed DAC Phase Noise

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Eliminating Clock Noise Impact on High-Speed DAC Phase Noise

Among all device characteristics, noise can be a particularly challenging and difficult design topic.This article mainly discusses the impact of clock noise on high-speed DAC phase noise. Sources of DAC Phase Noise For high-speed DACs, phase noise primarily comes from the following aspects: clock noise, power supply noise, as well as internal noise and interface … Read more