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E3 50% tolerance (no longer used)E6 20% tolerance (now seldom used)E12 10% toleranceE24 5% toleranceE48 2% toleranceE96 1% toleranceE192 0.5, 0.2... 阅读全文
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RC 2nd Order Passive Low Pass FilterThe cut-off frequency of second order low pass filter is given asSecond order low pass filter -3dB frequency is gi... 阅读全文
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Figure 3-7 shows a block diagram of a DSP system,as the sampling theorem dictates it should be.Before encountering the analog-to-digital converter,the... 阅读全文
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The Secret Mixed-Signal Life of PWM PeripheralsPulse-width modulation (PWM) peripherals have enjoyed a long association with microcontrollers and powe... 阅读全文
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Adding Digital control to Dual tracking LM317 / LM337 Bench supplyI've been working on my own idea for a digitally controlled power supply over the la... 阅读全文
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i just finished this simple circuit and am very satisfied with the result. The output is very stable and extremely linear!just though id share as i di... 阅读全文
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how to generate an analog output from a in-built pwm of Atmega 32AVR microcontrloller?you need a resistor, a capacitor and an opamp.opamp is not reall... 阅读全文
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Voltage Translation for Analog to Digital Interface ADCHow to modify analog output range of Arduino DueArduinoDue does not have an analog output volta... 阅读全文