●LM393xxx, LM2903xx, LM339xx, and LM2901xx monolithic ICs integrate two or four independent comparator circuits on a single chip and feature high gain, low power consumption, and an operating voltage range from 2V to 36V (single power supply).
Low power dual voltage comparator LM393DUAL DIFFERENTIAL COMPARATORS LM393SINGLE SUPPLY, LOW POWER DUAL COMPARATORS LM393Low Power Low Offset Voltage Dual Comparators LM393LOWPOWER DUAL VOLTAGE COMPARATORSExpand