The maximum voltage that can be applied to the input pins is the supply voltage (VCC) + 0.3V. Exceeding this voltage can cause damage to the device.
To prevent oscillation, add hysteresis to the comparator by connecting a resistor and capacitor between the output and the non-inverting input. This creates a Schmitt trigger configuration.
The minimum input voltage required is 1.5V, but the device can operate down to 1.2V with reduced performance. Below 1.2V, the device may not function correctly.
No, the LM393DGKR is a comparator, not an amplifier. It is designed to compare two voltages and output a digital signal, not to amplify a signal.
To reduce power consumption, consider using a lower supply voltage, reducing the clock frequency, or using a lower-power comparator. You can also use power-saving modes if available.
LM393DGKR datasheet
