A non-volatile memory device includes an array of non-volatile memory cells. The memory has control circuitry to erase the non-volatile memory cells and perform erase verification operations. The memory can be arranged in numerous erasable blocks and/or sub-blocks. An erase register stores data indicating...http://www.google.es/patents/US6862222?utm_source=gb-gplus-sharePatente US6862222 - Non-volatile memory device with erase address register
Non-volatile memory device with erase address register