User guide

7
3674E–DFLASH–8/08
AT25DF081
Table 6-1. Command Listing
Command Opcode Address Bytes Dummy Bytes Data Bytes
Read Commands
Read Array 0Bh 0000 1011 3 1 1+
Read Array (Low Frequency) 03h 0000 0011 3 0 1+
Program and Erase Commands
Block Erase (4-KBytes) 20h 0010 0000 3 0 0
Block Erase (32-KBytes) 52h 0101 0010 3 0 0
Block Erase (64-KBytes) D8h 1101 1000 3 0 0
Chip Erase
60h 0110 0000 0 0 0
C7h 1100 0111 0 0 0
Byte/Page Program (1 to 256 Bytes) 02h 0000 0010 3 0 1+
Protection Commands
Write Enable 06h 0000 0110 0 0 0
Write Disable 04h 0000 0100 0 0 0
Protect Sector 36h 0011 0110 3 0 0
Unprotect Sector 39h 0011 1001 3 0 0
Global Protect/Unprotect Use Write Status Register command
Read Sector Protection Registers 3Ch 0011 1100 3 0 1+
Status Register Commands
Read Status Register 05h 0000 0101 0 0 1+
Write Status Register 01h 0000 0001 0 0 1
Miscellaneous Commands
Read Manufacturer and Device ID 9Fh 1001 1111 0 0 1 to 4
Deep Power-Down B9h 1011 1001 0 0 0
Resume from Deep Power-Down ABh 1010 1011 0 0 0