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Results tagged with analog
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user 136349
Analog circuits have a range of voltages, rather than just two as in digital logic.
1
vote
2
answers
315
views
Sallen-Key - how opamp input bias current changes cutoff frequency?
As in the title: what exactly is the impact of input bias current in Sallen-Key topology, for example the one below:
I read that it can matter significantly, however I did not find anything more on …
- 167
1
vote
1
answer
2k
views
Single MOSFET current source (JFET like)
Is it possible to build MOSFET current source similar to JFET current source like this:
simulate this circuit – Schematic created using CircuitLab
With MOSFET it should be something like this: …
- 167
1
vote
How to obtain Input voltage from ADC value
10 bit ADC means, that you can represent input as number from 0-1023, therefore correct answer is to use 1023, not 1024. It seems like there is a mistake in datasheet, since 0x3FF is 1023, not 1024.
- 167