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
The diameter of human hair is 70,000 nanometers, and the circumference is 220,000 nanometers. Manufacturing chips using a 5-nanometer process is akin to building 44,000 roads along a single strand of hair. Author: Liu Zhirong Source: Toutiao @铁塔-刘植荣 On May 15, 2020, the United States issued a chip ban against Huawei, which sparked widespread attention … Read more
Source: IC Repair Institute Author: Chip Master Today, let’s talk about how chips are born from the manufacturing perspective. 01 From Sand to Monocrystalline Silicon Rod From a handful of sand that can be easily tossed, to the chips that are indispensable in various industries, it goes through hundreds or even thousands of processing steps. … Read more
Source: Semika Original Author: Semika This article provides a simple yet comprehensive introduction to the chip manufacturing process, starting from wafer manufacturing, to photolithography, followed by etching and ion implantation, thin film deposition, and finally packaging and testing. Chip manufacturing is one of the most complex processes in the world today. It is a complex … Read more
Stage One 1 Sand Silicon is the second most abundant element in the Earth’s crust, and sand (especially quartz) contains up to 25% silicon in the form of silicon dioxide (SiO2), which serves as the foundation for the semiconductor manufacturing industry. 2 Silicon Smelting 12-inch/300mm wafer level. Through multiple purification steps, silicon of semiconductor manufacturing … Read more
Source: Institute of Physics, Chinese Academy of Sciences Original Author: Xiao Xian This article introduces the structure of chips from the perspectives of manufacturing and technological limitations. Chips are hidden in the electronic devices that can be seen everywhere in the city. Smartphones, computers, and home appliances all rely on its control. Image source: pixabay … Read more
Source: Semika Original Author: Semika This article introduces the process of lithography, the basic principles of lithography machines, as well as the characteristics and applications of various lithography machines. The Process of Lithography Lithography is a pattern transfer technology that transfers the graphics on a mask to a silicon wafer coated with photoresist (also known … Read more
Source: Lattice Semiconductor Original Author: Lattice Semiconductor This article briefly introduces some professional terms in the semiconductor field. Wafer: The most basic processing unit in the semiconductor manufacturing industry, where circuit diagrams are etched onto wafers through specific processing techniques and then cut into IC chips; Cassette: A box used to hold wafers, composed of … Read more