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LTC1440 - Ultralow Power Single/Dual Comparator

Key Features

  • Ultralow Quiescent Current: 2.1µA Typ (LTC1440).
  • Reference Output Drives 0.01µF Capacitor.
  • Adjustable Hysteresis (LTC1440/LTC1442).
  • Wide Supply Range: Single: 2V to 11V Dual: ±1V to ±5.5V.
  • Input Voltage Range Includes the Negative Supply.
  • TTL/CMOS Compatible Outputs.
  • 12µs Propagation Delay with 10mV Overdrive.
  • No Crowbar Current.
  • 40mA Continuous Source Current.
  • Pin Compatible Upgrades for MAX921/922/923.
  • 3mm x 3mm x 0.75mm DFN Package (LTC1.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LTC1440/LTC1441/LTC1442 Ultralow Power Single/Dual Comparator with Reference U U FEATURES ■ Ultralow Quiescent Current: 2.1µA Typ (LTC1440) ■ Reference Output Drives 0.01µF Capacitor ■ Adjustable Hysteresis (LTC1440/LTC1442) ■ Wide Supply Range: Single: 2V to 11V Dual: ±1V to ±5.5V ■ Input Voltage Range Includes the Negative Supply ■ TTL/CMOS Compatible Outputs ■ 12µs Propagation Delay with 10mV Overdrive ■ No Crowbar Current ■ 40mA Continuous Source Current ■ Pin Compatible Upgrades for MAX921/922/923 ■ 3mm x 3mm x 0.75mm DFN Package (LTC1440) U APPLICATIO S ■ Battery-Powered System Monitoring ■ Threshold Detectors ■ Window Comparators ■ Oscillator Circuits , LT, LTC and LTM are registered trademarks of Linear Technology Corporation.