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Questions relating to the construction and applications of operational amplifiers,

5
votes
1answer
I'm going to be designing a discrete delta-sigma ADC to be built on a PCB. I think I understand the basic concept, but I will need to order components fairly soon. Here's my problem: while I have lear …
asked Apr 11 '17 by Caleb Reister
1
vote
1answer
I've been working on designing a discrete dual-slope ADC for school, and I've run into a problem. The schematic below shows my proposed input stage, an ideal integrator connected to a comparator. I've …
asked Apr 15 '17 by Caleb Reister
1
vote
0answers
I've been looking into precision ground reference circuits to form ±5V rails from a 10V supply for a project I'm working on, and noticed that current feedback (CFB) op-amps have some desirable charact …
asked Jun 1 '18 by Caleb Reister
2
votes
Reset Switch You should not use discrete MOSFETs for this due to the body diode. A single SPST analog switch such as the DG417 or DG9421 would be ideal for this task. These devices have a logic-level …
answered Sep 5 by Caleb Reister