Multiple independent serial link memory

G - Physics – 11 – C

Patent

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Details

G11C 11/4193 (2006.01) G11C 11/4197 (2006.01) G11C 16/06 (2006.01)

Patent

CA 2623747

An apparatus, system, and method for controlling data transfer between a serial data link interface and memory banks in a semiconductor memory is disclosed. In one example, a flash memory device with multiple serial data links and multiple memory banks, where the links are independent of the banks, is disclosed. The flash memory devices may be cascaded in a daisy-chain configuration using echo signal lines to serially communicate between memory devices. In addition, a virtual multiple link configuration is described wherein a single link is used to emulate multiple links.

L'invention concerne un appareil, un système et un procédé de contrôle de la transmission de données entre une interface de liaison de données série et des bancs de mémoires d'une mémoire à semi-conducteur. Dans un exemple, un dispositif mémoire flash possède de multiples liaisons de données série et de multiples bancs de mémoires où les liaisons sont indépendantes des bancs de mémoires. Les dispositifs à mémoires flashs peuvent être raccordés en cascade dans une configuration en chaîne à l'aide de lignes de signaux d'échos pour une communication en série entre les dispositifs mémoires. L'invention concerne également une configuration de liaison multiple virtuelle dans laquelle on utilise une liaison unique pour simuler des liaisons multiples.

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