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Can an operational amplifier be used as a comparator?

Latest Updated:12/01/2011

Question:

Can an operational amplifier be used as a comparator?

Answer:

Yes, but note the following points.

  • The speed is slower because operational amplifiers incorporate a phase compensation capacitor.
  • The output level is not suitable for a digital interface.
Suitable Products
Operational Amplifiers
UPD720201