GENERAL DESCRIPTION
The OP281 and OP481 are dual and quad ultralow power single-supply amplifiers featuring rail-to-rail outputs. Each operates from supplies as low as 2.0 V and is specified at +3 V and +5 V single supplies as well as ±5 V dual supplies.

FEATURES
  Low supply current: 4 μA/amplifier maximum
  Single-supply operation: 2.7 V to 12 V
  Wide input voltage range
  Rail-to-rail output swing
  Low offset voltage: 1.5 mV
  No phase reversal

APPLICATIONS
  Comparator
  Battery-powered instrumentation
  Safety monitoring
  Remote sensors
  Low voltage strain gage amplifiers