Verfahren zur logischen Aufteilung einer nichtflüchtigen Speichermatrix

A redundancy architecture for a memory wherein the array of memory cells is divided in at least a pair of banks or semiarrays (EVEN_BANK, ODD_BANK) singularly addressable (ADDR_latch_E, ADDR_latch_O), organized in rows and columns; the architecture comprising a certain number of packets each compose...

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Bibliographische Detailangaben
Hauptverfasser: TOMAIUOLO, FRANCESCO, NICOSIA, SALVATORE, CAMPANELE, FABRIZIO, DE AMBROGGI, LUCA GIUSEPPE, KUMAR, PROMOD
Format: Patent
Sprache:ger
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Zusammenfassung:A redundancy architecture for a memory wherein the array of memory cells is divided in at least a pair of banks or semiarrays (EVEN_BANK, ODD_BANK) singularly addressable (ADDR_latch_E, ADDR_latch_O), organized in rows and columns; the architecture comprising a certain number of packets each composed of a certain number of redundancy columns of cells (REDUNDANCY), contemplates dividing said number of packets (REDUNDANCY) in two subsets of packets (REDUNDANCY_EVEN, REDUNDANCY_ODD), each one addressable independently from the other by way of respective address circuits and providing redundancy columns of cells exclusively for a respective bank or semiarray (EVEN_BANK, ODD_BANK).