I used a 5V voltage regulator chip (LP2951), but the output voltage always drops by 2-3 millivolts after being powered on for a period of time. Is there any solution?...
[i=s]This post was last edited by qwqwqw2088 on 2020-12-24 20:24[/i]The 120Hz or 100Hz components in the output current components of the switching power supply are "very small", while the current com...
After a day of work, I finally found that the reason for no output when simulating a serial communication program in single step may be the Realview simulator. Maybe Chinese people are too straightfor...
Poem to the West —How do you want us to survive? When we were the sick man of East Asia, we were called the Yellow Peril; when we were predicted to be the next superpower, we were accused of being ...
1 Introduction
The multifunctional monitor is a commonly used clinical medical device. It can display the patient's electrocardiogram (ECG), respiration (RESP), blood oxygen saturation (SP...[Details]
Radio Frequency Identification (RFID) technology is a non-contact automatic identification technology that uses wireless radio frequency communication. Compared with the currently widely used barco...[Details]
As the application scope of medical equipment expands from hospitals to emergency response and home medical environments, its mobility will be determined by many factors. In addition, medical equip...[Details]
The small size and low cost of home appliance control boards mean that high-cost materials will not be used in the circuit to solve the electromagnetic interference problem. The interference of hom...[Details]
This article first briefly introduces the working principles of current mode and voltage mode and their respective advantages and disadvantages; then discusses the ideal voltage mode using output c...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pres...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communications since the advent of digital communications. Many new wireless commun...[Details]
From the moment AVS video was born, scientists and engineers have been working tirelessly to reduce the size of audio and video bitstreams. Various advanced video compression algorithms have emerge...[Details]
In order to ensure the reliability of the driving assistance system and the basic functions of the car, and also to leave suitable connection interfaces for the car's future new entertainment and ...[Details]
Overview
In recent years, the vigorous development of integrated circuits has created a huge space for the research and application of digital circuits. FPGA has low power consumption, high re...[Details]
Introduction
The MAX2116 P1db data is measured at specific combinations of RF and baseband gain over the adjustable range of these two gains. These data can be used to select gain control se...[Details]
With the rapid development of network technology and information communication, network economy and knowledge economy are no longer the exclusive domains of IT and other high-tech industries. The i...[Details]
The rapid growth of consumer video applications, from portable media players and cell phones to video game consoles, requires a multitude of different interfaces and adapters to enable users to tra...[Details]
In the process of RF transceiver application, adjusting the processing gain (PG) of the direct sequence spread spectrum communication system (DSSS) can obtain excellent anti-noise performance, whic...[Details]