Source: Toutiao Account – Fat Fu’s Little Cabin First, let’s take a look at a video The chip is continuously magnified It resembles a huge city inside With the continuous advancement of chip manufacturing processes, a chip can now contain over 10 billion transistors. How are so many transistors integrated? This is a Top-down View … Read more
7. Silicon Controlled RectifiersSilicon controlled rectifiers are an essential component of circuit boards, which is why enthusiasts love to use them. We also refer to them as thyristors because they are very similar to diodes and transistors. They consist of four layers of silicon and have only three leads; they are not used as amplifiers … Read more
We believe everyone has read many articles about using a multimeter. The editor has also shared an article titled “Do You Really Know How to Use a Multimeter? A Detailed Explanation of Various Functions and Precautions of the Multimeter.” Mastering the measurement techniques for commonly used electronic components with a multimeter is essential. If you … Read more
Source: WeChat Official Account “Semiconductor Industry Observation” ✎ Editor’s Note In the mid-20th century, the IEEE Electronics and Electrical Engineers Association established an organization called ITRS, which annually published a technology roadmap for the semiconductor field— the ITRS (International Technology Roadmap for Semiconductors). However, in 2017, IEEE stopped updating ITRS and renamed it IRDS, believing … Read more
7-segment displays are inexpensive and easy to drive, capable of showing numbers 0-9, characters A, b, C, d, E, F, P, q, L, etc. They are widely used in electronic products for simple data display. For example, in temperature controllers for temperature and setting parameter display, electronic clocks for time display, and elevators for floor … Read more
1. Measuring AC and DC Current Select the appropriate current measurement range based on the size of the current to be measured, and insert the red probe into the “A” current jack. When measuring DC, the red probe (inserted into the current jack) should contact the higher voltage side, and the black probe should contact … Read more
Electricians and welders are specialized occupations, and those engaged in related work must hold a certification. Special operations certificates need to be re-evaluated every three years. One certificate per person is required, and it is valid nationwide. Exam format: personal reference, single person at a table, divided into theoretical and practical subjects, with full marks … Read more
Phase One 1 Sand Silicon is the second most abundant element in the Earth’s crust, and deoxygenated sand (especially quartz) contains up to 25% silicon as silicon dioxide (SiO2), which is the foundation of the semiconductor manufacturing industry. 2 Silicon Smelting 12-inch/300mm wafer level. Silicon is purified through multiple steps to achieve semiconductor-grade quality, known … Read more
Source: Chip Discussion Introduction: Since the birth of integrated circuit (chip) technology in 1958, it has a development history of 63 years. In today’s information society, chips are undoubtedly the most important foundational support. In recent years, core chip technology has become a tool for the United States to maintain technological hegemony and suppress other … Read more
Source: Semiconductor Research Author: Guan Jian JamesG Introduction The 7nm process technology for chips is something we often hear about, but does 7nm really mean that the size of the chip is only 7nm? Let’s take a look! The image below is a classic cross-section diagram of a logic chip that I found online. From … Read more