LM208 Datasheet, National Semiconductor

Y Y Y Y Y Offset voltage guaranteed less than 0 5 mV Maximum input bias current of 3 0 nA over temperature Offset current less than 400 pA over temperature Supply curren.

Sample and Hold Teflon polyethylene or polycarbonate dielectric capacitor Worst case drift less than 2 5 mV sec TL H 77.