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TINA/Spice/OPA1678: If OPA1678 can generator waveform like mirror function?

Part Number: OPA1678
Other Parts Discussed in Thread: TINA-TI,

Tool/software: TINA-TI or Spice Models

Hi Sir 

If OPA1678 can generator waveform like mirror function?

My customer request like attached file. May you have suggestion?

                                                                  Bogey

OPAMP.docx

  • Hello Bogey,

    An op amp really isn't the function to accomplish the waveform you propose. Modern applications take advantage of Arbitrary Waveform Generation technques to generate complex waveforms such as yours. It is in its simplistic description is a digital to analog converter (DAC) that is driven by a clocked, look-up table containing a list of code that represents the desired waveform. The output of the DAC can be conditioned to provide the output voltage range that is needed.

    Do a Google search on Arbitrary Waveform Generator and you should find a number of resources that provide useful information on the subject.

    Regards, Thomas

    Precision Amplifiers Applications Engineering