公开(公告)号：US20210407607A1

公开(公告)日：2021-12-30

申请号：US17155655

申请日：2021-01-22

Applicant: SK hynix Inc.

Inventor： Ju Yong KIM ,  Young Gyun KIM ,  Ki Woong LEE

IPC: G11C16/34 ,  G11C16/10 ,  G11C16/26 ,  G11C16/30

Abstract: A memory system is provided to include a memory device and a memory controller configured to control the memory device. The memory device includes a first data latch storing information about a state of the memory cell and is configured to: execute a first verification operation and a second verification operation on the memory cell in response to receiving, from the memory controller, a suspend command to suspend a program operation being performed on the memory cell; store, in the first data latch, a temporary value obtained based on a result value of the first verification operation and a result value of the second verification operation; and execute, a resumption command to resume the program operation, a third verification operation, and restore the result value of the first verification operation and the result value of the second verification operation.