公开(公告)号：US20230162779A1

公开(公告)日：2023-05-25

申请号：US17881208

申请日：2022-08-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyungsoo LEE ,  Yoonjick LEE

IPC: G11C11/4074 ,  G11C11/4093 ,  G11C7/24 ,  H03L7/099

CPC classification number: G11C11/4074 ,  G11C7/24 ,  G11C11/4093 ,  H03L7/0995

Abstract: Provided are an electronic device and an operating method thereof. The electronic device includes a nonvolatile memory; a power management integrated circuit configured to generate operating power based on supply power received from a power source, and generate first time information independent of the supply power; and an application processor configured to receive the operating power, generate second time information, obtain, based on the generation of the operating power being interrupted, the first time information, and output, to the nonvolatile memory, time data including the first time information and the second time information, a write command, and an address.