Power management is a basic module in electronic systems. Smartphones, computers, and most electronic products we know need this module to realize their own functions. With people's pursuit of portabi...
Can anyone understand the PDF of the digital-analog chip WM8766? Because the remote control is broken, the 5-channel sound has become 3-channel, and the center and left and right channels do not sound...
As 5G wireless networks continue to evolve, the performance of the radio front end plays an increasingly critical role in the RF receiver signal path, especially for low noise amplifiers (LNAs). With ...
[i=s]This post was last edited by elec32156 on 2021-11-25 20:20[/i]The circuit is shown in the figure:
It is known that Rb = 10KΩ, Rc = 1KΩ, Vcc = 12V, Uz of Dz is 4V, Iz = 5mA, Izmax = 25mA; transist...
Inrush current refers to the peak current that flows into the power supply device when the power is turned on. Since the input filter capacitor charges quickly, the peak current is much larger than th...
CH579M provides 4 independent UARTs. By making good use of this resource, a small MCU can build a powerful system.
Here we use one of them to serially control the MP3 player module.
Since the baud rat...
In just two days, CCTV reported on Shenzhen's low-altitude economy twice.
On January 6, CCTV10's "2023 New Technology" column reported on the smart low-altitude flight in Bao'an District, Shen...[Details]
To improve the performance of M12, you can consider the following aspects:
Material selection and sealing structure optimization: Optimize the material selection and sealing structure of the c...[Details]
Recently, many IGBT projects have been launched. New project progress has been reported in Jiangsu, Zhejiang, and Guangdong. The three projects of Xinjie Energy, Xinmeng Semiconductor, and Xinzhanton...[Details]
application
This system is mainly used for noise testing of an electric vehicle's air outlet, aiming to achieve real-time noise collection and analysis. The system allows users to analyze the ...[Details]
Functional safety solutions from IAR Systems and Andes Technology support development of state-of-the-art automotive chips
March 23, 2022 — Andes Technology, a leading supplier of high-...[Details]
This article will focus on the working principle, product features and performance of digital isolators, and then explain
some applications of
digital isolators
in electronic products.
1. Wo...[Details]
Introduction In order to reduce harmonic pollution to the AC power grid, relevant standards for limiting current harmonics have been formulated at home and abroad. Therefore, power factor correction...[Details]
According to the news from Jiwei.com, the team of Academician Guo Guangcan of the University of Science and Technology of China has made important progress in the field of quantum storage. Li Chuanfe...[Details]
What is dead time?
To understand the source of dead time, you need to have a basic understanding of the structure of a digital oscilloscope. The typical block diagram of a digital oscilloscope is sho...[Details]
ATMEGAXXX XX --XX XX
XXX = 8, 16, 48, 128, etc. chip main model
XX = “P” low voltage, energy saving technology, “V” 1.8V-5.5V without “V” 2.7-5.5V, L low frequency
XX = 20, 10 represents the cloc...[Details]
Collecting more data is no longer enough to make you stand out. What matters more is who can quickly make sense of the collected data. In the past, the hardware sampling rate was physically limited b...[Details]
An "intelligent detection control circuit" for the water boiler is designed and manufactured using the AT89C205l single-chip computer chip. It can monitor the water level in the water tank and the ...[Details]
Nordic powers bicycle smart devices to enable mobile phone-free navigation The Nordic nRF52840 SoC powers the C406 Pro with multi-protocol Bluetooth Low Energy and ANT+ connectivity to acquire a...[Details]
Last December, at the Xiaomi Play launch conference, Lei Jun successfully completed the Guinness World Record with 1,008 Xiaomi Plays. The difficulty of Xiaomi's challenge to the Guinness Wo...[Details]
0. Introduction
In today's world where energy is scarce and environmental pollution is becoming increasingly serious, fully developing and utilizing solar energy is one of the energy strategie...[Details]
Analogue and Mixed Signal
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