The manufacturing of circuit boards in the electronics industry is crucial. Traditional manufacturing methods cannot visually detect issues related to heat, thermal flow (heat & high-speed electronic particles & interference particles, etc.), impedance, load, and more. With the development of smart technologies, many new techniques and devices have addressed previous shortcomings, such as using sensors … Read more
đăTesting MIPI with an Oscilloscope? Don’t Use a 200MHz Oscilloscope for MIPI Testing!ăUnderstand the Underlying Logic of Testing Bandwidth!đŻ đ Keywords: MIPI, oscilloscope, bandwidth, signal integrity, hardware debugging𧩠Target Audience: Electronic Engineers, Hardware Testers, Embedded Developers đŹ Have you encountered this “extreme operation”? On the project site, the leader says: âCan you check if the … Read more
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?Letâs 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
Recently, I encountered a customer complaint regarding PCBA blind and buried via issues. I took this opportunity to study the topic and share knowledge with my colleagues and friends. **Core Concept:** In traditional PCB design, vias (referred to as “through holes” or “vias”) that connect different layers of circuits are through holes that extend from … Read more
PCB (Printed Circuit Board) is the core foundational component of electronic devices, often referred to as the “mother of electronic products.” It forms circuit connections on a common substrate according to a predetermined design, providing mechanical support, electrical interconnection, and signal transmission functions for electronic components. PCBs are widely used in almost all electronic products, … Read more
Introduction For the “brain” of smart carsâthe PCB (Printed Circuit Board), the number of functions that can be integrated per unit area directly determines the technological advancement of the entire vehicle’s electronic architecture. In the Thor-U project developed by Ideal Automotive, the PCB size is 210mmĂ191mm, with a board density of up to 68%. In … Read more
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
In integrated circuit application design, after completing the project schematic design, the next step is to design the PCB layout.PCB design is a crucial step.The quality of the design results directly affects the overall functionality of the design.Therefore, a reasonable and efficient PCB Layout is a critical step in the successful debugging of chip circuit … Read more
When designing high-performance data acquisition systems, diligent engineers carefully selecthigh-precision ADCs and other components required for the analog front-end adjustment circuit. After several weeks of design work, they execute simulations and optimize the circuit schematic. To meet deadlines, designers quickly assemble the PCB layout and routing. A week later, the first prototype PCB is tested. … Read more
In the field of precision PCB design, engineers rely on a range of specialized tools to ensure the performance and reliability of circuit boards. Below is a list of essential measurement and testing tools for PCB design engineers: 1. Basic Electrical Characteristic Measurement Digital Multimeter: Measures basic parameters such as voltage, current, and resistance with … Read more