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Buffer(voltage follower) op-amp recommendation

Question asked by topgun303 on Aug 18, 2014
Latest reply on Aug 21, 2014 by iamPhil

I have AD8222 amplifier eval board. I want to place Buffer(voltage follower) op-amp in front on AD8222. Application is pH measurement

 

  1. I like recommendation on differential input Buffer(voltage follower) op-amp (not single input).
    1. Both inputs of buffer amplifier connected to + & - of pH probe. The both output of buffer amplifier connected to + & - of AD8222.
    2. In DIP install package if possible.

 

Thanks for your help in advance

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