Self-diagnosing method of a volatile memory device and an electronic device performing the same

摘要

In a self-diagnosing method of a volatile memory device, a processor outputs a self-refresh entrance command and enters a power save mode, and a volatile memory device performs a self-diagnosing operation for a plurality of memory cells in response to the self-refresh entrance command while the processor is in the power save mode.

主权项

1. A self-diagnosing method of a volatile memory device, the self-diagnosing method comprising:
outputting, from a processor, a self-refresh entrance command and entering a power save mode; and performing, at a volatile memory device, a self-diagnosing operation for a plurality of memory cells in response to the self-refresh entrance command while the processor is in the power save mode, wherein the self-diagnosing operation includes identifying a position of a memory cell with a short data retention time.