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AS1972 Comparator

Low power dual comparator, push-pull output, MSOP 8


The AS1972 is a dual, push-pull output, comparator running off single 2.5V to 5.5V or bipolar +/-1.25V to +/-2.75V. It draws 8.5uA and can drive loads up to 8mA makinng it ideal for low power single cell applications.

Key Features

  • 8.5uA quiescent current per comparator
  • 8mA sink capability with open drain
  • Single or pos/neg supply

Key Benefits

  • Good for always on applications
  • Direct drive#
  • Wide application uses

Product Facts

Inputs [#] 2
Output type Push/Pull
Internal hysteresis [mV] 3
Supply current [µA] 17
Supply Voltage [V] 2.5 to 5.5
Package MSOP-8

Additional Information


The devices are ideal for battery-powered systems, mobile communication devices, zero-crossing detectors, window comparators, threshold detectors/discriminators, ground/supply-sensing applications,IR receivers or any other space-limited application with low power-consumption requirements.