Which parameters determine if a signal is a High-Speed signal?
What do the guys say? Engineers should rely on literature, simulations, and academic facts. On the other hand, when experienced engineers...
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"Which 50 Ohm is better?"
Visit to the Customer Recently, I received requests for help from several prominent and respected customers. One case involved a card...
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The Physical Causes of High-Speed Signal Propagation Losses
Skin Effect Background It is well known that the characteristic impedance of a transmission line will vary depending on the bandwidth of...
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Layout Guidelines for High-Speed Boards
Do we need to write them or not? Sometimes, we engineers try to be innovative. This is usually an advantage, but sometimes it can also be...
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Fiberweave Effect in High-Speed Designs
FR4 - The most common PCB Material. The most common material used to build printed circuit boards (PCBs) is FR4. FR4 employs...
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Do you always need ODT when working with DDR memory?
Introduction - General information about DDR memories DDR memory is capable of transferring data at very high speeds. For example, DDR3...
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