CPC G11C 11/40618 (2013.01) [G11C 11/40615 (2013.01)] | 19 Claims |
1. An apparatus comprising:
a plurality of memory banks; and
a refresh controller configured to perform a refresh operation on one or more of the plurality of memory banks having a first state without performing the refresh operation on one or more of the plurality of memory banks having a second state responsive to a first refresh command, and perform the refresh operation on a selected one of the plurality of memory banks responsive to a second refresh command,
wherein the refresh controller is configured to bring the selected one of the plurality of memory banks into the second state when the refresh operation is performed responsive to the second refresh command.
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