A 65 nm 1 Gb 2b/cell NOR Flash With 2.25 MB/s Program Throughput and 400 MB/s DDR Interface

This paper describes a 1.8 V, 1 Gb 2 b/cell NOR flash memory, based on time-domain voltage-ramp reading concept and designed in a 65 nm technology. Program method, architecture and algorithm to reach 2.25 MB/s programming throughput are also presented, as well as the read concept, allowing 70 ns ran...

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Veröffentlicht in:IEEE journal of solid-state circuits 2008-01, Vol.43 (1), p.132-140
Hauptverfasser: Villa, C., Vimercati, D., Schippers, S., Polizzi, S., Scavuzzo, A., Perroni, M., Gaibotti, M., Sali, M.L.
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Sprache:eng
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Zusammenfassung:This paper describes a 1.8 V, 1 Gb 2 b/cell NOR flash memory, based on time-domain voltage-ramp reading concept and designed in a 65 nm technology. Program method, architecture and algorithm to reach 2.25 MB/s programming throughput are also presented, as well as the read concept, allowing 70 ns random access time and a 400 MB/s sustained read throughput via a DDR interface.
ISSN:0018-9200
1558-173X
DOI:10.1109/JSSC.2008.916028