Hi, Jimeng.
You can estimate the input impedance of OP282 by looking at Figure 13 of the datasheet. In the figure, for example, for a 10V common mode voltage the current is roughly 100pA so the impedance is 100Gohms.
Regards,
Anna
Hi, Jimeng.
You can estimate the input impedance of OP282 by looking at Figure 13 of the datasheet. In the figure, for example, for a 10V common mode voltage the current is roughly 100pA so the impedance is 100Gohms.
Regards,
Anna