at49sv322a ATMEL Corporation, at49sv322a Datasheet - Page 10

• Manufacturer Part Number: at49sv322a
• Description: 32-megabit 2m X 16/4m X 8 1.8-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

Figure 4-1.
Notes:
10
NO
1. VA = Valid address for programming. During a sector
2. I/O7 should be rechecked even if I/O5 = “1” because
AT49SV322A(T)
Successful, Write
erase operation, a valid address is any sector
address within the sector being erased. During chip
erase, a valid address is any non-protected sector
address.
I/O7 may change simultaneously with I/O5.
Read I/O7 - I/O0
Read I/O7 - I/O0
Program/Erase
I/O3, I/O5 = 1?
Operation Not
Exit Command
I/O7 = Data?
Product ID
Data Polling Algorithm
(Configuration Register = 00)
I/O7 = Data?
Addr = VA
Addr = VA
START
NO
NO
YES
YES
YES
Program/Erase
Read Mode
Successful,
Operation
Device in
Figure 4-2.
Note:
NO
1. VA = Valid address for programming. During a sector
erase operation, a valid address is any sector
address within the sector being erased. During chip
erase, a valid address is any non-protected sector
address.
Successful, Write
Read I/O7 - I/O0
Read I/O7 - I/O0
Read I/O7 - I/O0
Program/Erase
I/O3, I/O5 = 1?
Exit Command
Operation Not
Data Polling Algorithm
(Configuration Register = 01)
Toggle Bit =
Toggle Bit =
Product ID
Toggle?
Toggle?
START
Twice
YES
YES
YES
NO
NO
Successful, Write
Product ID Exit
Program/Erase
Operation
Command
3360E–FLASH–10/05