Use transistor + MOS tube to control battery output1. When MCU_CTL high level 3.3V and battery 4.2V exist at the same time, can Q4 and Q2 be turned on reliably to output the battery voltage?2. When MC
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How to design high-speed and sophisticated VLSI systems in the wide application fields of DSP, such as video compression, wireless communication, global positioning, and radar imaging? How to combine
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(1) The power line is an important way for EMI to enter and exit the circuit. Through the power line, external interference can be transmitted to the internal circuit and affect the RF circuit indicat