Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
[color=#333333][font=微软雅黑]I want to design an amplifier with a bandwidth of 15MHz~25MHz, and a gain of 40dB at 20MHz. The input signal is about 1mv. I used the OPA847 common-phase amplifier circuit to...
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Is it that every manufacturer has not followed up, or is it th...
[table=98%] [tr][td]The power consumption of FR6972 LCD display is nearly 20UA, while that of FR4133 LCD display is only 6UA; the circuits are similar, the only difference is that R23/LCDCAP is connec...
Experts, please tell me, after drawing the board, I updated the schematic (adding or deleting some components, changing some circuits), and then when I import the schematic into the PCB, a prompt will...
3 Measurement results and analysis
3.1 LED volt-ampere characteristics
The volt-ampere characteristic curves of five color LEDs at room temperature were measured by Figure 1 and are shown in ...[Details]
1. Introduction This article describes how to use Timer 1 in the STM8S series to perform precise timing of 1S. 2. Experimental Platform Compiler software: IAR for STM8 1.42.2 Hardware plat...[Details]
Autonomous driving technology is inseparable from the 3D information of the surrounding environment obtained by LiDAR, but have you heard of "4D LiDAR"? For driverless cars, in addition to the 3D inf...[Details]
1 Introduction Serial communication, as an important communication technology, has been widely used in the fields of PC communication and industrial field control online detection . The vehicle in...[Details]
Battery China learned that recently, the Ministry of Industry and Information Technology published the 365th batch of "Road Motor Vehicle Manufacturing Enterprises and Product Announcements". Accordi...[Details]
The programming soft element of PLC is essentially a memory unit, and each unit has a unique address. In order to facilitate different programming functions, the memory unit is partitioned, so ther...[Details]
Share a 51 microcontroller simulation SPI bus to communicate program and simulation schematic diagram as follows The microcontroller source program is as follows: #include reg51.h //Header file con...[Details]
Intel has launched a chip to accelerate the use of distributed ledger blockchain security applications, using the same technology used in the cryptocurrency mining Bitminer chip detailed at the ISSCC...[Details]
OpenAI has become popular, raising two rounds of financing in less than a year, raising more than 100 million yuan
When the humanoid
robot
Optimus was exhibited at Tesla AI Day 2022, i...[Details]
Addressing mode: Addressing is to find the address of the operand. Most instructions require operands when executing, so there is a problem of how to determine the address of the operand. The so-call...[Details]
On May 10, 2019, "Photovoltaic Wisdom and Determination under Change" - CPC2019 Fourth Century Photovoltaic Conference and PVBL2018 Photovoltaic Brand List Release Ceremony was held at the Shanghai...[Details]
Abstract: This paper lists three substation accident examples, all of which are caused by unreliable DC power supply, resulting in relay protection failure and expanding power outage scope. Therefo...[Details]
Samsung will hold a new Galaxy product launch conference tonight (January 14), when Samsung will not only launch the S21 series, but may also launch a new color for the Galaxy Watch Active 2 - ...[Details]
In recent years, smart cockpits have become a hot topic in the field of passenger cars. Smart cockpits bring a more intelligent, comfortable and safe driving experience, attracting the attention of...[Details]