User sai

19 votes

Accepted

With this AND gate made of transistors, why does the LED need a resistor in parallel instead of in series?

answered Aug 3, 2023 at 2:02

16 votes

What is the purpose of chaining series of NOT gates?

answered May 10, 2023 at 9:33

9 votes

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How are different GPIO frequency modes implemented?

answered Oct 29, 2023 at 15:36

7 votes

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NMOS current is negative for a very short time when turning off

answered May 15, 2023 at 7:10

7 votes

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In the circuit below, assume ideal op-amp, find Vout?

answered Jul 24, 2023 at 16:19

7 votes

Why are several resistors used in series instead of one large resistor?

answered Mar 19, 2023 at 8:16

6 votes

Accepted

What issues can floating nodes cause?

answered Mar 1, 2023 at 13:02

6 votes

What is decade and octave in LTSpice simulation software

answered Jun 12, 2023 at 11:27

6 votes

MOSFET has too large a voltage drop across drain to source

answered Apr 19, 2023 at 8:32

5 votes

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Ridiculously low current gain in 2N3904-based current mirror

answered Apr 18, 2023 at 11:27

5 votes

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Why should an open drain/collector comparator go low when pull up is not connected if it is essentially a floating node?

answered Jun 11, 2023 at 15:19

5 votes

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PSRR Analysis in LTSpice

answered Jul 25, 2023 at 10:22

5 votes

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How to design a circuit with dual power source?

answered Mar 26, 2023 at 5:56

5 votes

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Logic-level, high-side, P-channel MOSFET switch

answered Apr 1, 2023 at 14:18

5 votes

Accepted

Equivalent circuit problem

answered Mar 30, 2023 at 8:03

5 votes

Crystal Oscillator Waveform

answered Aug 26 at 14:53

4 votes

I am having problems making two independent oscillators with a CD40106

answered Mar 26, 2023 at 7:24

4 votes

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Turning on an alarm after counter reaches 99

answered Feb 26, 2023 at 8:18

4 votes

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PSRR in LDO system

answered Apr 23, 2023 at 13:24

4 votes

TI Design note Differential to Single-Ended Conversion clarification needed

answered May 23, 2023 at 9:21

3 votes

MCP2515 and Crystal Error

answered May 10, 2023 at 6:12

3 votes

Accepted

BSS84 behaviour

answered Apr 18, 2023 at 13:46

3 votes

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How to define the input common-mode voltage in this circuit?

answered Apr 27, 2023 at 14:28

3 votes

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IC identification - Analog Devices IC with top marking S 0Z - 10 pin SMD IC

answered Jul 13, 2023 at 6:35

3 votes

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LTSpice multiple input source noise analysis

answered May 15, 2023 at 5:04

3 votes

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Can I use a P-channel MOSFET to switch a lower voltage?

answered Jun 7, 2023 at 11:01

3 votes

Multism11 differential amplification circuit

answered Jun 2, 2023 at 5:19

3 votes

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What's wrong with this CMOS implementation of XOR?

answered Mar 9, 2023 at 17:19

3 votes

Is a microcontroller's lifespan affected by voltage or clock?

answered Mar 17, 2023 at 17:31

3 votes

Help with MOSFETs to switch sensor on and off

answered Mar 20, 2023 at 7:42

Stack Exchange Network

179 Answers

With this AND gate made of transistors, why does the LED need a resistor in parallel instead of in series?

What is the purpose of chaining series of NOT gates?

How are different GPIO frequency modes implemented?

NMOS current is negative for a very short time when turning off

In the circuit below, assume ideal op-amp, find Vout?

Why are several resistors used in series instead of one large resistor?

What issues can floating nodes cause?

What is decade and octave in LTSpice simulation software

MOSFET has too large a voltage drop across drain to source

Ridiculously low current gain in 2N3904-based current mirror

Why should an open drain/collector comparator go low when pull up is not connected if it is essentially a floating node?

PSRR Analysis in LTSpice

How to design a circuit with dual power source?

Logic-level, high-side, P-channel MOSFET switch

Equivalent circuit problem

Crystal Oscillator Waveform

I am having problems making two independent oscillators with a CD40106

Turning on an alarm after counter reaches 99

PSRR in LDO system

TI Design note Differential to Single-Ended Conversion clarification needed

MCP2515 and Crystal Error

BSS84 behaviour

How to define the input common-mode voltage in this circuit?

IC identification - Analog Devices IC with top marking S 0Z - 10 pin SMD IC

LTSpice multiple input source noise analysis

Can I use a P-channel MOSFET to switch a lower voltage?

Multism11 differential amplification circuit

What's wrong with this CMOS implementation of XOR?

Is a microcontroller's lifespan affected by voltage or clock?

Help with MOSFETs to switch sensor on and off