AT49BV322D-70CUSL383 Atmel, AT49BV322D-70CUSL383 Datasheet - Page 13

• Manufacturer Part Number: AT49BV322D-70CUSL383
• Description: Flash, Semiconductors and Actives, ic, flash, Memory
• Manufacturer: Atmel

6. Command Definition Table
Notes:
3582B–FLASH–11/05
Command
Sequence
Read
Chip Erase
Sector Erase
Byte/Word Program
Dual Byte/Word
Program
Enter Single Pulse
Program Mode
Single Pulse
Byte/Word Program
Sector Lockdown
Erase/Program
Suspend
Erase/Program
Resume
Product ID Entry
Product ID Exit
Product ID Exit
Program Protection
Register
Lock Protection
Register - Block B
Status of Block B
Protection
Set Configuration
Register
CFI Query
1. The DATA FORMAT shown for each bus cycle is as follows; I/O7 - I/O0 (Hex). In word operation I/O15 - I/O8
2. Since A11 is a Don’t Care, AAA can be replaced with 2AA.
3. SA = sector address. Any byte/word address within a sector can be used to designate the sector address (see pages
4. This fast programming option enables the user to program two words in parallel only when V
5. Once a sector is in the lockdown mode, data in the protected sector cannot be changed unless the chip is reset or
6. Either one of the Product ID Exit commands can be used.
7. Bytes of data other than F0 may be used to exit the Product ID mode. However, it is recommended that F0 be used.
8. Any addresses within the user programmable protection register region. Address locations are shown on
9. If data bit D1 is “0”, block B is locked. If data bit D1 is “1”, block B can be reprogrammed.
10. The default state (after power-up) of the configuration register is “00”.
11. When accessing the data in the CFI table, the address format is A15 - A0 (Hex) in the word mode and A14 - A1 (Hex) in the
(4)
(11)
are don’t care. The ADDRESS FORMAT shown for each bus cycle is as follows: A11 - A0 (Hex). Address A20 through A11
are don’t care in the word mode. Address A20 through A11 and A-1 are don’t care in the byte mode.
for details).
Addr0 and Addr1, of the two words, D
manufacturing purposes only.
power cycled.
ter Addressing Table
byte mode.
(6)
(6)
Cycles
Bus
1
1
6
6
4
5
6
1
6
1
1
3
3
1
4
4
4
4
Addr
X55
Addr
Addr
XXX
XXX
XXX
555
555
555
555
555
555
555
555
555
555
555
555
(1)(2)(3)
1st Bus
Cycle
” on page
Data
D
F0
98
D
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
B0
30
OUT
IN
(7)
AAA
AAA
Addr
14.
AAA
AAA
AAA
AAA
AAA
AAA
AAA
AAA
AAA
AAA
IN0
2nd Bus
Cycle
(2)
(2)
and D
Data
IN1
55
55
55
55
55
55
55
55
55
55
55
55
, must only differ in address A0. This command should be used during
Addr
555
555
555
555
555
555
555
555
555
555
555
555
3rd Bus
Cycle
Data
F0
A0
E0
C0
C0
D0
80
80
80
80
90
90
(7)
Addr
Addr
Addr0
Addr
XXX
555
555
555
555
080
80
(8)
4th Bus
Cycle
00/01
D
Data
D
OUT
AA
AA
D
AA
AA
D
X0
IN0
IN
IN
(9)
(10)
AT49BV322D(T)
Addr
Addr1
PP
AAA
AAA
AAA
AAA
5th Bus
= 9.5V. The Addresses,
Cycle
Data
D
55
55
55
55
IN1
“Protection Regis-
SA
Addr
SA
555
555
(3)(5)
6th Bus
(3)
Cycle
15
Data
-
A0
10
30
60
18
13