at45db321c ATMEL Corporation, at45db321c Datasheet - Page 18

• Manufacturer Part Number: at45db321c
• Description: 32-megabit 2.7 Volt Dataflash At45db321c For New Designs Use At45db321d
• Manufacturer: ATMEL Corporation

Table 9-1.
Note:
Table 9-2.
18
Command
Continuous Array Read
Main Memory Page Read
Buffer 1 Read
Buffer 2 Read
Status Register Read
Manufacturer and Device ID
Command
Buffer 1 Write
Buffer 2 Write
Buffer 1 to Main Memory Page Program with Built-in Erase
Buffer 2 to Main Memory Page Program with Built-in Erase
Buffer 1 to Main Memory Page Program without Built-in Erase
Buffer 2 to Main Memory Page Program without Built-in Erase
Page Erase
Block Erase
Main Memory Page Program Through Buffer 1
Main Memory Page Program Through Buffer 2
1. Legacy Opcodes 52H, 54H, 56H, 57H, and 68H are still supported for reasons of backward compatibility only and are not
AT45DB321C
recommended for new designs. The inactive clock polarity high or low modes will not be supported in the future products.
Read Commands
Program and Erase Commands
SCK Mode
RapidS Mode 0 or 3
Inactive Clock Polarity Low or High
RapidS Mode 0 or 3
Inactive Clock Polarity Low or High
RapidS Mode 0 or 3
Inactive Clock Polarity Low or High
RapidS Mode 0 or 3
Inactive Clock Polarity Low or High
RapidS Mode 0 or 3
Inactive Clock Polarity Low or High
RapidS Mode 0 or 3
Mode 0, Mode 3
Mode 0, Mode 3
Mode 0, Mode 3
Mode 0, Mode 3
Mode 0, Mode 3
Mode 0, Mode 3
Mode 0, Mode 3
Mode 0, Mode 3
Mode 0, Mode 3
Mode 0, Mode 3
SCK Mode
3387M–DFLASH–2/08
Opcode
E8H
D2H
D4H
D6H
D7H
68H
52H
54H
56H
57H
9FH
Opcode
84H
87H
83H
86H
88H
89H
81H
50H
82H
85H