at25df321 ATMEL Corporation, at25df321 Datasheet - Page 7

• Manufacturer Part Number: at25df321
• Description: At25df321 32-megabit 2.7-volt Only Serial Firmware Dataflash Memory
• Manufacturer: ATMEL Corporation

Table 6-1.
3669A–DFLASH–07/07
Command
Read Commands
Program and Erase Commands
Protection Commands
Status Register Commands
Miscellaneous Commands
Read Array
Read Array (Low Frequency)
Block Erase (4-KBytes)
Block Erase (32-KBytes)
Block Erase (64-KBytes)
Chip Erase
Byte/Page Program (1 to 256 Bytes)
Write Enable
Write Disable
Protect Sector
Unprotect Sector
Global Protect/Unprotect
Read Sector Protection Registers
Read Status Register
Write Status Register
Read Manufacturer and Device ID
Deep Power-Down
Resume from Deep Power-Down
Command Listing
D8h
3Ch
ABh
0Bh
C7h
9Fh
B9h
03h
20h
52h
60h
02h
06h
04h
36h
39h
05h
01h
Opcode
0000 1011
0000 0011
0010 0000
0101 0010
1101 1000
0110 0000
1100 0111
0000 0010
0000 0110
0000 0100
0011 0110
0011 1001
0011 1100
0000 0101
0000 0001
1001 1111
1011 1001
1010 1011
Use Write Status Register command
Address Bytes
3
3
3
3
3
0
0
3
0
0
3
3
3
0
0
0
0
0
Dummy Bytes
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
AT25DF321
Data Bytes
1 to 4
1+
1+
1+
1+
1+
0
0
0
0
0
0
0
0
0
1
0
0
7