LTC1440

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. All other trademarks are the property of their respective owners. DESCRIPTIO The LTC®1440/LTC1441/LTC1442 are ultralow power single and dual comparators with built-in references. The comparators feature less than 3.7...