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OPA4387: vs OPA4377

Part Number: OPA4387
Other Parts Discussed in Thread: OPA4377

Hi team,

 

I was comparing the spec of OPA4377 and OPA4387. I believe OPA4387 is next generation model of OPA4377, but there are huge differences in offset characteristics shown below.

 

OFFSET VOLTAGE

INPUT OFFSET CURRENT

OPA4377 

0.25mV typ

10pA(max)

OPA4387 

0.25μV typ

500pA(max)

 

Could you kindly check the parameters on the datasheet are correct? I know it should be correct, but my customer would like us to double-check.

 

Best regards,

Kurumi