LT1720/LT1721 PIN FUNCTIONSLT1720LT1721+IN A (Pin 1): Noninverting Input of Comparator A. –IN A (Pin 1): Inverting Input of Comparator A. –IN A (Pin 2): Inverting Input of Comparator A. +IN A (Pin 2): Noninverting Input of Comparator A. –IN B (Pin 3): Inverting Input of Comparator B. GND (Pins 3, 6): Ground. +IN B (Pin 4): Noninverting Input of Comparator B. OUT A (Pin 4): Output of Comparator A .GND (Pin 5): Ground. OUT B (Pin 5): Output of Comparator B. OUT B (Pin 6): Output of Comparator B. +IN B (Pin 7): Noninverting Input of Comparator B. OUT A (Pin 7): Output of Comparator A. –IN B (Pin 8): Inverting Input of Comparator B. VCC (Pin 8): Positive Supply Voltage. –IN C (Pin 9): Inverting Input of Comparator C. +IN C (Pin 10): Noninverting Input of Comparator C. VCC (Pins 11, 14): Positive Supply Voltage. OUT C (Pin 12): Output of Comparator C. OUT D (Pin 13): Output of Comparator D. +IN D (Pin 15): Noninverting Input of Comparator D. –IN D (Pin 16): Inverting Input of Comparator D. 17201fc 6