I am sorry I can not find input and output inpedence of OP Amplifier opa333 on the datasheet, is there anybody who can tell me the really value of input and output inpedence?
Is there any problen with the following circuit?
illustration: the + input port of opa333 is the signal between -2.0v and 2.0v, the output of opa333 is connected to 16 bits SAR ADC