	US 12,216,806 B2
	Semiconductor device with self-lock security and associated methods and systems
Nathaniel J. Meier, Boise, ID (US); and Brenton P. Van Leeuwen, Meridian, ID (US)
Assigned to Micron Technology, Inc., Boise, ID (US)
Filed by Micron Technology, Inc., Boise, ID (US)
Filed on Nov. 7, 2022, as Appl. No. 17/982,403.
Application 17/982,403 is a continuation of application No. 16/677,486, filed on Nov. 7, 2019, granted, now 11,494,522.
Prior Publication US 2023/0073070 A1, Mar. 9, 2023
Int. Cl. G06F 21/79 (2013.01)

CPC G06F 21/79 (2013.01)

19 Claims

1. A method of operating a memory device, comprising:

monitoring a predefined event associated with the memory device;

counting a quantity of clock cycles in response to an instance of the predefined event;

pausing counting the quantity of clock cycles when a circuit is activated to access the fuse array of the memory device;

determining that the predefined event satisfies a threshold; and

temporarily disabling the circuit configured based on the determination.