at45db021d-ssh-sl955 ATMEL Corporation, at45db021d-ssh-sl955 Datasheet - Page 30

• Manufacturer Part Number: at45db021d-ssh-sl955
• Description: 2-megabit 2.7-volt Minimum Dataflash
• Manufacturer: ATMEL Corporation

Table 15-6.
Note:
30
Opcode
ABh
0Bh
7Ch
9Fh
B9h
D1h
D2h
D4h
D7h
E8h
03h
50h
53h
58h
60h
77h
81h
82h
83h
84h
88h
Page Size = 256 bytes
x = Don’t Care
AT45DB021D
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
Detailed Bit-level Addressing Sequence for Binary Page Size (256 Bytes)
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
0
0
0
0
1
Opcode
0
0
1
1
1
0
1
1
0
0
0
0
0
1
1
0
1
1
1
1
0
0
1
0
0
1
0
0
1
0
0
0
0
1
1
1
1
0
0
0
0
1
0
0
0
0
0
0
1
1
0
0
0
1
0
1
0
0
0
0
1
1
0
1
1
0
1
0
0
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
1
0
1
0
0
1
0
1
0
1
0
0
1
1
1
1
0
0
1
0
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Address Byte
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
N/A
N/A
N/A
N/A
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
A
A
A
A
A
A
A
A
A
A
A
A
A
x
x
x
x
A
A
A
A
A
A
A
A
A
A
A
A
x
x
x
x
x
A A A A A A A
A A A A A A A
A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
x
x
x
x
x
x
x
x
x
x
Address Byte
x
x
x
x
x
x
x
x
x
x
N/A
N/A
N/A
N/A
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
A
A
A
A
A
A
A
A
A
A
A
x
x
x
x
x
x
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
A A A A A A A
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Address Byte
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
N/A
N/A
N/A
N/A
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
A
A
A
A
A
A
A
A
3638F–DFLASH–4/08
x
x
x
x
x
x
x
x
x
Don’t Care
Additional
Bytes
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
1
4
1
4