High-Speed Design

Key Points of Signal Termination, Crosstalk, Filtering, and Decoupling Design in High-Speed PCB Design

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Key Points of Signal Termination, Crosstalk, Filtering, and Decoupling Design in High-Speed PCB Design

[Image][Image] Long press to recognize and book online participation [Image] Long press to recognize and book offline gathering. The booking channel for offline and online appointments is about to close, so make an urgent reservation! ****************** The biggest challenge of high-speed design is to minimize crosstalk, ensure good signal integrity during transmission, and also reduce … Read more

Do You Really Not Need Impedance Matching for SPI?

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Do You Really Not Need Impedance Matching for SPI?

First, we need to ask, what is signal integrity? Why do we perform signal integrity analysis? How do we conduct signal integrity analysis? What do we achieve after signal integrity analysis?Let’s first discuss,what is signal integrity?Signal Integrity (SI): It refers to the ability of a signal to be transmitted and switched in a circuit with … Read more

C-011: PCB Layout and Wiring Guide for SPI Interface

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C-011: PCB Layout and Wiring Guide for SPI Interface

This is a professional guide for PCB layout and wiring for the SPI interface, focusing on core challenges such as high-speed clock synchronization, signal group timing matching, and anti-crosstalk: 1. SPI Interface Characteristics and Design Challenges Characteristics Design Impact Full-Duplex Communication MOSI/MISO must be routed independently to avoid coupling interference Synchronous Clock The SCK signal … Read more

How to Choose the Right PCB Material for High-Speed Design

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How to Choose the Right PCB Material for High-Speed Design

In the development of high-speed hardware products, PCB materials serve as the actual carrier of hardware design. Particularly in high-speed product design, the performance of the material often determines the deviation between the actual maximum transmission rate and the theoretical maximum transmission rate. In hardware product design, issues such as “PCB material downgrade leading to … Read more

Recommended Job Positions for PCB Engineers: Beware of These Career Risks!

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Recommended Job Positions for PCB Engineers: Beware of These Career Risks!

If PCB engineers want to avoid career risks and secure high-paying positions, they must accurately steer clear of directions with low technical barriers, shrinking industries, or excessive competition. It is essential to choose the current trends and find suitable job positions! This article will analyze recommended positions for PCB engineers and provide warnings about career … Read more

Exploring the Features of Matlab R2021b

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Exploring the Features of Matlab R2021b

Matlab R2021b has been released, and this version has two highlights that I find very engaging: one is the RF PCB Toolbox – which allows for electromagnetic analysis of PCBs, and the other is the Signal Integrity Toolbox – which simulates and analyzes high-speed serial and parallel links. Below is a video from MATLAB Of … Read more

Using Oscilloscopes for RF Signal Testing

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Using Oscilloscopes for RF Signal Testing

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 formats used have become increasingly complex, and the signal bandwidth has also widened. Modern real-time oscilloscopes, due to advancements in chip and material technology, can provide real-time measurement bandwidths of … Read more

Essential Knowledge for High-Speed PCB Design: Parallel vs Serial Buses

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Essential Knowledge for High-Speed PCB Design: Parallel vs Serial Buses

Mark as Favorite Read Good Articles Daily As a PCB design engineer, it is essential to possess knowledge about high-speed signals. High-speed signals are typically found in various parallel buses and serial buses. Understanding what a bus is will help you determine its speed and start routing. Bus A bus is a shared physical pathway … Read more

High-Speed DSP System Design: Power and Ground

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High-Speed DSP System Design: Power and Ground

As the working frequency of DSP continues to increase, the design of power and ground has become increasingly important in high-speed DSP systems. This also raises higher requirements for electronic engineers. A reasonable design of power and ground not only affects system performance but also directly impacts the stability and reliability of the system. Therefore, … Read more

7 Essential PCB Routing Techniques for Electronics Engineers

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01 Power Layout and Wiring Digital circuits often require non-continuous current, which can cause surge currents in some high-speed devices. If the power routing is long, the surge current can lead to high-frequency noise, which can then couple into other signals. In high-speed circuits, parasitic inductance, parasitic resistance, and parasitic capacitance are inevitable, so this … Read more