L40-8903-0390-D

Protues component library Chinese and English comparison table, very useful for beginners who can't find the components Component name Chinese name Description 7407 Driver gate 1N914 Di...[Details]

This mixer circuit uses the LM3900 IC, but it is not a professional audio DJ mixer. This IC contains four integrated Norton amplifiers. The advantage of using four operational amplifiers is that th...[Details]

Since 2020, the lack of automotive chips has become a thorny problem for major automakers. So where are automotive chips used? How many chips does a car have? Today, I will tell you. Chip is a gene...[Details]

It is reported that the U.S. Department of Energy will grant General Motors US$9.1 million, of which US$2 million is explicitly related to the research and development of solid-state batteries. Rece...[Details]

　　Application characteristics of volume resistivity and surface resistivity tester 　　1Connect the power cord 　　Make sure the power supply is 220VAC/50Hz 　　2. Turn on the power 　　Set the current and r...[Details]

1. MCU interrupt system The concept of interruption: When the CPU is processing an event A, another event B occurs, requiring the CPU to process it quickly (an interrupt is generated); The CPU tempor...[Details]

Today's laptops are becoming ultra-thin, and the biggest design challenge this design trend brings to system engineers is the ultra-thin power adapter. How to design a power supply that can be ins...[Details]

Unlike digital RF generators that only produce sine waves, function generators can produce repeating waveforms of different shapes, such as sine, square, triangle, sawtooth, and pulse waves. The fu...[Details]

Wafer foundry capacity continues to be in serious short supply, with 8-inch capacity being the most in short supply. The industry is bidding frantically for capacity, with a recent batch of 0.13-micr...[Details]

　　51 microcontroller 　　51 microcontroller is the collective name for all microcontrollers compatible with the Intel 8031 ​​instruction system. The ancestor of this series of microcontrollers is Intel...[Details]

In 1902, the first wireless telephone device was created in a country home in Murray, Kentucky, USA, marking the earliest exploration of "mobile phone" technology by humans. This was less than 30 yea...[Details]

Contract prices for DRAM for graphics display are expected to rise by more than 5% month-on-month, the highest increase among all memory products. As GPU and game console specifications improve, dem...[Details]

Recently, the "new infrastructure" with 5G as the core is in full swing: 5G base station construction UHV Intercity high-speed railway and intercity rail transit New energy vehicle chargi...[Details]

On April 29th, Huawei and BSP Solemnly held the Fusio nSolar Day in the Peninsula Hotel The Peninsula Hotel of Bangkok. The Deputy Premier of Thailand Dr.Visanukrue, the former Thai Deputy Pri...[Details]

Recently, the 2.1MW/4.2MWh energy storage power station built by Hitech Smart Energy in Guangzhou City, Guangdong Province was successfully connected to the grid and put into operation. This en...[Details]