Low voltage detection circuit and memory device including the same

A memory device comprising:

• a memory cell array including a plurality of memory cells;
• a voltage generator configured to generate an operation voltage to be supplied to the plurality of memory cells;
• and
• control logic configured to provide the operation voltage to the plurality of memory cells or discharge the provided operation voltage,
• wherein the voltage generator further includes a low voltage detection circuit configured to output a low voltage detection signal to the control logic when a power voltage input from the outside corresponds to a low voltage state,
• wherein the low voltage detection circuit includes:
• a comparison voltage generator configured to generate a first comparison voltage and a second comparison voltage having a level higher than that of the first comparison voltage by dividing the power voltage;
• a first comparator configured to output a low voltage detection enable signal by comparing the first comparison voltage with a reference voltage;
• a second comparator configured to output a detection signal by comparing the second comparison voltage with the reference voltage while the low voltage detection enable signal is being input;
• a detection signal maintainer configured to provide a low voltage detection signal to an output terminal according to the detection signal;
• and
• an output signal discharger configured to discharge the low voltage detection signal according to the low voltage detection enable signal.