An improved Flash memory device is described with a protection register lock bit erase enable circuit. A bond pad coupled to the lock bit erase enable circuit of the improved Flash memory is not bonded when the individual Flash memory chip wafer is packaged. This allows the memory manufacturer to access...http://www.google.fr/patents/US7145799?utm_source=gb-gplus-shareBrevet US7145799 - Chip protection register unlocking
