| 摘要 |
The present technology is to reduce current consumption of a memory according to control of bank groups, a memory according to the present invention comprising: a plurality of bank groups respectively including a plurality of banks; one or more group address buffers buffering one or more group addresses; one or more bank address buffers buffering one or more bank addresses; a control unit which, in a first mode, selects a bank group in response to the one or more group addresses and activates one or more banks of the selected bank group in response to the one or more bank addresses and, in a second mode, selects two or more bank groups in response to a group address excluding a predetermined group address among the one or more group addresses and activates one or more banks of the selected bank groups in response to the one or more bank addresses; and a buffer inactivating unit inactivating a group address buffer buffering the predetermined group address in the second mode. [Reference numerals] (110) Control unit; (120) Buffer inactivating unit; (130) Data input/output unit |
