Breaking News
News & Analysis

25th anniversary of flash memory sees 2.7ZB of data

8/27/2012 08:22 PM EDT
3 comments
NO RATINGS
View Comments: Newest First | Oldest First | Threaded View
Thomas McCormick
User Rank
Blogger
re: 25th anniversary of flash memory sees 2.7ZB of data
Thomas McCormick   9/24/2012 1:14:14 PM
NO RATINGS
DrQuine: Legacy flash was rated for 100K program/erase cycles (PE cycles). Current flash is 3K PE cycles and dropping. Full wear-leveling is one of the techniques employed to address this spec degradation, but a host of other techniques (ECC, DSP, caching, ...) are also being employed.

Gavin Ho
User Rank
Rookie
re: 25th anniversary of flash memory sees 2.7ZB of data
Gavin Ho   8/28/2012 2:26:17 PM
NO RATINGS
To understand the scale of the data we consume, a zettabyte is 10^21. That equates to 10^9 TB HDD or a tonne of SanDisk products.

DrQuine
User Rank
CEO
re: 25th anniversary of flash memory sees 2.7ZB of data
DrQuine   8/28/2012 2:12:36 AM
NO RATINGS
When flash memory first appeared, there was discussion of a limited number of read-write cycles before the memory "wore" out. Is that still the case? Are special techniques utilized to spread the writing activity across the memory rather than concentrating it in a particular "working space"?

Most Recent Comments
August Cartoon Caption Winner!
August Cartoon Caption Winner!
"All the King's horses and all the KIng's men gave up on Humpty, so they handed the problem off to Engineering."
5 comments
Top Comments of the Week
Like Us on Facebook

Datasheets.com Parts Search

185 million searchable parts
(please enter a part number or hit search to begin)
EE Times on Twitter
EE Times Twitter Feed
Flash Poll
Radio
NEXT UPCOMING BROADCAST
How to Cope with a Burpy Comet
October 17, 2pm EDT Friday
EE Times Editorial Director Karen Field interviews Andrea Accomazzo, Flight Director for the Rosetta Spacecraft.