00818-002
Picoampere Input Current Quad Bipolar Op Amp AD704
FEATURES
High dc precision 150 µV maximum offset voltage 1.
5 µV/°C maximum offset voltage drift 270 pA maximum input bias current 0.
3 pA/°C typical IB drift
Low noise: 0.
5 µV p-p Typical noise: 0.
1 Hz to 10 Hz Low power: 600 µA maximum supply current per amplifier Dual version: AD706
APPLICATIONS
Industrial/process controls Weigh scales ECG/EKG instrumentation Low frequency active filters
GENERAL DESCRIPTION
The AD704 is a quad, low power bipolar op amp that has the low input bias current of a BiFET amplifier and offers a significantly lower IB drift over temperature.
It uses superbeta bipolar input
transistors to achieve picoamp...