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...
Recently, Qorvo North China Application Engineering Manager Zhang Jie delivered a speech entitled "Providing Antenna Flexibility and High Performance for Mid-range and High-end Smartphones" at EDI CON...
The "Onsemi and Avnet IoT Innovation Design Competition Works Collection" mainly includes the design experience of netizens in the DIY process of the Onsemi and Avnet IoT Innovation Design Competition...
An ultrasonic rangefinder is made using the STC89C52 microcontroller, ultrasonic module (HC-RS04), DS18B20 digital temperature sensor and LCD1602 liquid crystal display module. The first line of the ...[Details]
What is a Logic Analyzer? A logic analyzer is an instrument that analyzes the logical relationship of a digital system. A logic analyzer is a type of bus analyzer that belongs to the category of ...[Details]
It is reported that Wang Chuanfu has resigned as the legal representative and chairman of BYD Auto Co., Ltd., and his successor is He Zhiqi, who will also serve as general manager. BYD said that it...[Details]
Taiwan's major panel manufacturers AUO, Innolux, and Epistar have turned losses into profits since the third quarter of this year. Experts said that the panel supply and demand balance will be slight...[Details]
1 Overview
Many MCU applications need to execute many tasks at the same time. For such applications, we can use real-time operating systems to flexibly arrange system resources. RTX51 is a ...[Details]
Enthusiasts.com reports (Text/Wu Zipeng) At present, new quality productivity has become a hot word in various industries. In the process of creating new quality productivity, production logistics aut...[Details]
This year's "Government Work Report" included the development of new energy storage for the first time. Zhang Fan, deputy to the National People's Congress and director of the Science and Technology I...[Details]
Abstract: Based on the overview of MPEG-2 transport stream (TS) syntax specifications, the design scheme and implementation technology of transmit multiplexer using ADSP-2181 digital signal proce...[Details]
C code for seven-segment digital tube to display four digits:
#include reg51.h
//#include INTRINS.H
unsigned char a,b,c,d;
unsigned char code dispbitcode ={0x10,0x20,0x40,0x80,0x00};//Common ...[Details]
According to a digital blogger, the Samsung Galaxy Note20 Ultra has been connected to the network. From the network information, the phone uses a dual-cell design with a battery capacity of 2090+2275...[Details]
1. Social background. As the electrification of the automotive industry continues to advance, people are becoming more and more accepting of new energy vehicles. However, as new energy commercial veh...[Details]
Impedance analyzers and LCR meters are very common electronic instruments for measuring devices. According to the different impedance ranges and frequency ranges, there are a series of instruments wi...[Details]
On April 25, it was reported that Silicon Motion, the world's largest supplier of NAND Flash controller chips and the largest SSD controller shipper, is exploring potential sales transactions, and an...[Details]
On November 4, 2024, NXP Semiconductors NV (NXPI) today released its third-quarter financial results as of September 29, 2024. Despite the slowdown in the macroeconomic environment and demand in so...[Details]