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This application note introduces the CS4201/CS4202 audio codec and how to implement headphone jack sensing using GPIO (General Purpose Input/Output) pins. It briefly describes headphone jack sensin...[Details]
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This is a 51 single-chip microcomputer course design I made. The single-chip microcomputer model is STC89C52, and the ultrasonic module is HC-SR04 The microcontroller source program is as follows: ...[Details]
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Vishay launches new 10 MBd low-power optocoupler with supply current as low as 5 mA and voltage range from 2.7 V to 5.5 V High-speed device helps save energy in industr...[Details]
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800W MOSFET Amplifier
The amplifier is suitable for high-power AV occasions. Let’s take a look at the parameters:
Frequency response width: 10HZ--100KHZ
Distortion (8 ohms 100W o...[Details]
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According to Taiwan media United News Network, relevant information indicates that Samsung will integrate AMD Radeon GPU design into its Exynos processor as early as 2022 to enhance the display compu...[Details]
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Following the Haidian Base of the National Intelligent Vehicle and Smart Transportation (Beijing-Tianjin-Hebei) Demonstration Zone, the Yizhuang Base of the National Intelligent Vehicle and Smart Tra...[Details]
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On May 11, a Japanese joint research team composed of multiple companies and institutions released the Fugaku-LLM large model yesterday. The biggest feature of this model is that it was trained on ...[Details]
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Designing low power circuits while achieving acceptable performance is a difficult task. Doing so in the RF bands increases the challenge dramatically. Today, nearly everything has wireless connect...[Details]
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How do we choose a power module in power supply design? The premise of the selection is that we must understand various power supplies and the differences between them, so that we can choose the po...[Details]
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Huawei Consumer Business CEO Richard Yu posted a message saying that the Mate family had a new member on November 25, but did not specify the content of the new product. It is speculated by the pub...[Details]
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The LCR tester is mainly used to test inductance and capacitance. So, how does the LCR tester measure capacitance in general? Before using the LCR tester for testing, you must first prepare. The fi...[Details]
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Use ESP8266 to receive data transmitted from the cloud. The data sent from the cloud may be several groups of data sent at the same time, and the lower computer can only process them one by one. Ther...[Details]
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Allwinner Technology announced that the company held the 19th meeting of the third board of directors on September 26, 2019, reviewed and approved the "Proposal on the Transfer of Part of the Equity ...[Details]
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The basic structure of a transistor is two PN junctions connected in reverse, as shown in Figure 1. There are two combinations: pnp and npn. The three terminals are called emitter (E), base (B) and...[Details]
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Self-protection device R25 with 1.5 kΩ resistance, can handle voltages up to 1200 VDC, has an energy absorption capacity of 340 J, and reduces component count
MALVERN, Pennsylvania, ...[Details]
Analog electronics
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