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AT45DB642D Fiches technique(PDF) 54 Page - ATMEL Corporation

No de pièce AT45DB642D
Description  64-megabit 2.7-volt Dual-interface DataFlash
PDF  55 Pages
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Fabricant  ATMEL [ATMEL Corporation]
Site Internet  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT45DB642D Fiches technique(HTML) 54 Page - ATMEL Corporation

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3542F–DFLASH–09/06
AT45DB642D
30. Errata
30.1
Chip Erase
30.1.1
Issue
In a certain percentage of units, the Chip Erase feature may not function correctly and may
adversely affect device operation. Therefore, it is recommended that the Chip Erase commands
(opcodes C7H, 94H, 80H, and 9AH) not be used.
30.1.2
Workaround
Use Block Erase (opcode 50H) as an alternative. The Block Erase function is not affected by the
Chip Erase issue.
30.1.3
Resolution
The Chip Erase feature may be fixed with a new revision of the device. Please contact Atmel for
the estimated availability of devices with the fix.



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