Dear circuit experts, I would like to ask a question. I want to amplify a 2.5MHz microvolt signal by 90dB. Can I use 3 AD603 operational amplifier chips in cascade to achieve this?...
【GD32F310G-START】HELLO WORLD - GD32 MCU - Electronic Engineering World - Forum (eeworld.com.cn)
Following the serial port driver, after a night of hard work, I finally drove the hardware I2C and submi...
Hello everyone, our company is planning an event for May Day, and we plan to buy 20 mobile phones as gifts for employees to draw. Can you recommend a mobile phone with a high cost performance (the bud...
The ripple rate R of the inductor in the switching power supply is generally recommended to be around 0.4 as the best value? Then I started to ask?When we design the inductance value, we set an empiri...
[i=s]This post was last edited by dcexpert on 2019-11-20 18:31[/i]1. What embedded operating systems have you heard of? Have you actually used an embedded operating system?I have been using MCU for ma...
RISC-V, an open-standard instruction set architecture (ISA) conceived by developers at the University of California, Berkeley, in 2010, continues to grow. The RISC in RISC-V stands for Reduced Inst...[Details]
Abstract: The working principle of the single-stage flyback high power factor light emitting diode (LED) lighting driver power control chip MP4021 is analyzed. By comparing it with the traditional ...[Details]
In this paper, a dual-mode pre-divider suitable for WLAN IEEE802.11a standard is designed by using dynamic TSPC structure and TSMC 90nm 1P9M 1.2VCMOS process, which has the characteristics of high spe...[Details]
In December 1999, a female resident on the 5th floor of a residential building in Yichang, Hubei Province, was electrocuted to death when using an electric shower because the PE line to the 5th flo...[Details]
First, the overflow interrupt of timer 2 is used to control the flashing of the light. In the design of this part of the program, the difficulty encountered is that once the light flashes, other conte...[Details]
According to MEMS Consulting, MEMS LiDAR has always been regarded as the fastest commercial LiDAR technology route to be implemented in the field of autonomous driving. Only a quarter of 2019 has pas...[Details]
introduction
With the development of control technology and computer technology, smart car systems will play an important role in future industrial production and daily life. The smart car...[Details]
In nearly 60 years, the Information Age has given the world the Internet, smartphones, and lightning-fast computers. This is because the number of transistors that can be packed into a computer chip ...[Details]
The current sampling circuit uses a shunt: R57 and R56 are sampling resistors, C21 and C22 are sampling capacitors, and they provide a sampling voltage signal for the sampling channel. The size of...[Details]
According to an official email received by netizens from Apple, the delivery of their green version of iPhone 13 was delayed due to the epidemic. Apple's email stated, "Due to government COVI...[Details]
This paper designs a simple virtual oscilloscope using the LabVIEW virtual experiment software platform, which uses the ATmega16 microcontroller for data acquisition and transmits data to the PC thr...[Details]
O Introduction
Commonly used thermometers can be divided into the following types according to their materials and uses: glass mercury thermometers, which are accurate and inexpensive, but...[Details]
After pushing the developer preview Beta yesterday, Apple today released the first update of iOS 15.6 (build number: 19G5027e) and iPadOS 15.6 for public beta testers. Currently, no new fea...[Details]
Power management technology has changed dramatically over the past decade . The wave of portable and personalized electronic products has changed the landscape of the consumer electronics market, ...[Details]
summary
As a part of industrial automation, the factory power monitoring system improves the intelligence of factory power consumption and ensures the reliability of power consumption, whi...[Details]
Discrete Device
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