AT26DF321-S3U ATMEL [ATMEL Corporation], AT26DF321-S3U Datasheet - Page 18
AT26DF321-S3U
Manufacturer Part Number
AT26DF321-S3U
Description
32-megabit 2.7-volt Only Serial Firmware DataFlash Memory
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT26DF321-S3U.pdf
(34 pages)
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT26DF321-S3U
Manufacturer:
TI
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AT26DF321-S3U
Manufacturer:
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Quantity:
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18
AT26DF321 [Preliminary]
The tables below detail the various protection and locking states of the device.
Table 9-4.
Note:
Table 9-5.
WP
0
0
1
1
(Don't Care)
WP
1. “n” represents a sector number
X
SPRL
0
1
0
1
Software Protection Register States
Hardware and Software Locking
Hardware
Software
Locking
Locked
Locked
Sector Protection Register
SPRL Change Allowed
Can be modified from 0 to 1
Locked
Can be modified from 0 to 1
Can be modified from 1 to 0
n
0
1
(1)
Sector Protection Registers
Unlocked and modifiable using the
Protect and Unprotect Sector
commands. Global Protect and
Unprotect can also be performed.
Locked in current state. Protect and
Unprotect Sector commands will be
ignored. Global Protect and
Unprotect cannot be performed.
Unlocked and modifiable using the
Protect and Unprotect Sector
commands. Global Protect and
Unprotect can also be performed.
Locked in current state. Protect and
Unprotect Sector commands will be
ignored. Global Protect and
Unprotect cannot be performed.
Unprotected
Protected
Sector
n
(1)
3633C–DFLASH–08/06