BQ25618/9 is a three-in-one (protection, charging and boost) IIC control switch charging chip specially developed by TI for TWS earphone charging case.
BQ25618 and BQ25619 have the same specifications...
I often use chips from foreign semiconductor manufacturers at work, but with the rapid rise of domestic chips, I am looking forward to having the opportunity to experience domestic chips up close. Thi...
How is impedance matching determined in a circuit? When I looked at some circuits, they said that the impedance matching resistor is 50Ω, and some are 75Ω. I looked up information online, but I still ...
Recruiting analog chip design engineers, 211, 985 schools, 4 years of undergraduate work experience, 3 years of master's degree, PhD graduates. Workplaces available: Chengdu, Xi'an, Shanghai, Shenzhen...
Well-known digital blogger @摩卡 revealed the news about Xiaomi Watch. He said: "Xiaomi's watch is finally coming soon, Mi fans don't worry, it is expected to be released in October, Qualcomm Snapdrago...[Details]
01 UBTECH countdown to ringing the bell
Shenzhen UBTECH Robotics Co., Ltd. (hereinafter referred to as UBTECH) issued an announcement today to launch its public offering, which wil...[Details]
OmniVision released the OV48C at CES, a 48-megapixel image sensor with a large 1.2-micron pixel size, which officials say can provide high resolution and excellent low-light photography performance f...[Details]
Abstract: With the trend of intelligent equipment transformation, embedded computers are widely used in industrial control systems, and the application of custom industrial control keyboards is becom...[Details]
As the number of mixed-signal devices in SoC designs increases, basic functional verification becomes critical in the early stages of semiconductor fabrication. Without this verification, system desig...[Details]
Intel fully showcases innovative technologies and practices in the fields of Metaverse, green and sustainable development, and digital talent training
The fifth China International I...[Details]
On April 17, the Shanghai Stock Exchange officially accepted the application of Guangdong Li Yang Chip Testing Co., Ltd. (hereinafter referred to as "Li Yang Chip") for listing on the Science and Tec...[Details]
Advances in technology have made today’s ultrasonic
sensors
extremely rugged and precise. These new technologies have made ultrasonic sensors simpler, more flexible and more cost-effectiv...[Details]
On the morning of February 23, the Mobile World Congress (MWC2021) officially opened at the Shanghai New International Expo Center. At this exhibition, AAC Technologies (AAC) brought dozens of the la...[Details]
The 51 MCU has two external interrupt request input terminals: INT0 and INT1. The external interrupts of the 51 MCU are divided into low-level trigger and falling edge trigger. Inside the MCU, they a...[Details]
Local oscillation circuit : V1 is a frequency conversion tube, which has two functions: oscillation and mixing. The local oscillation circuit is composed of an oscillation transformer (abbreviated ...[Details]
Goodyear Tire & Rubber Company and TNO, the Netherlands Organization for Applied Scientific Research, are working together to develop a demonstration vehicle to test the importance of connected tires...[Details]
If you want to "break through" and avoid the embarrassment of being "choked", developing your own chips is the only solution, and it requires more people to work hard to promote it. On April 7, Bei...[Details]
Today's electronic manufacturers are facing increasing pressure to reduce costs, improve quality and shorten time to market. The right test strategy can help companies improve efficiency and produc...[Details]
What skills do EMC engineers need to have? From the perspective of the process of design, rectification and certification of corporate products, EMC engineers must have the following eight skills:
...[Details]