MX25U8035 Macronix International, MX25U8035 Datasheet - Page 11

• Manufacturer Part Number: MX25U8035
• Description: (MX25U4035 / MX25U8035) 4M-BIT [x 1/x 2/x 4] 1.8V CMOS SERIAL FLASH
• Manufacturer: Macronix International

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Table 2. Protected Area Sizes
P/N: PM1394
Table 3. 512-bit Secured OTP Definition
BP3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
II. Additional 512-bit secured OTP for unique identifier: to provide 512-bit one-time program area for setting
device unique serial number - Which may be set by factory or system customer. Please refer to table 3. 512-bit
secured OTP definition.
- Security register bit 0 indicates whether the chip is locked by factory or not.
- To program the 512-bit secured OTP by entering 512-bit secured OTP mode (with ENSO command), and go-
ing through normal program procedure, and then exiting 512-bit secured OTP mode by writing EXSO command.
- Customer may lock-down the customer lockable secured OTP by writing WRSCUR(write security register)
command to set customer lock-down bit1 as "1". Please refer to table of "security register definition" for security
register bit definition and table of "512-bit secured OTP definition" for address range definition.
- Note: Once lock-down whatever by factory or customer, it cannot be changed any more. While in 512-bit se-
cured OTP mode, array access is not allowed.
Address range
xxxx00~xxxx0F
xxxx10~xxxx3F
BP2
Status bit
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
BP1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
BP0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0 (none)
1 (1 block, 1/8 area, block#7)
2 (2 blocks, 1/4 area, block#6-7)
3 (4 blocks, 1/2 area, block#4-7)
4 (8 blocks, ALL)
5 (8 blocks, ALL)
6 (8 blocks, ALL)
7 (8 blocks, ALL)
8 (none)
9 (1 block, 1/8 area, block#0)
10 (2 blocks, 1/4 area, block#0-1)
11 (4 blocks, 1/2 area, block#0-3)
12 (8 blocks, ALL)
13 (8 blocks, ALL)
14 (8 blocks, ALL)
15 (8 blocks, ALL)
128-bit
384-bit
Size
4Mb
ESN (electrical serial number)
Standard Factory Lock
11
N/A
Protect Level
0 (none)
1 (1 block, 1/16 area, block#15)
2 (2 blocks, 1/8 area, block#14-15)
3 (4 blocks, 1/4 area, block#12-15)
4 (8 blocks, 1/2 area, block#8-15)
5 (16 blocks, ALL)
6 (16 blocks, ALL)
7 (16 blocks, ALL)
8 (none)
9 (1 block, 1/16 area, block#0)
10 (2 blocks, 1/8 area, block#0-1)
11 (4 blocks, 1/4 area, block#0-3)
12 (8 blocks, 1/2 area, block#0-7)
13 (16 blocks, ALL)
14 (16 blocks, ALL)
15 (16 blocks, ALL)
MX25U4035
MX25U8035
Determined by customer
Customer Lock
8Mb
REV. 1.0, MAR. 09, 2009
Datasheet pdf - http://www.DataSheet4U.net/