MBM29F080A-55PF SPANSION [SPANSION], MBM29F080A-55PF Datasheet - Page 38

• Manufacturer Part Number: MBM29F080A-55PF
• Description: FLASH MEMORY CMOS 8M (1M x 8) BIT
• Manufacturer: SPANSION [SPANSION]

(5) Sector Group Protection Algorithm
Write Reset Command
Remove V
Increment PLSCNT
PLSCNT = 25?
Device Failed
ID
No
Yes
from A
9
No
Setup Sector Group Addr.
WE = V
Read from Sector Group
Protect Another Sector
Write Reset Command
CE = V
(A
Addr. (A
Remove V
A
9
OE = V
Activate WE Pulse
1
Sector Protection
Time out 100 s
should remain V
= 1, A
Data = 01h?
(
PLSCNT = 1
A
Completed
IH,
19
Group?
IL
, A
, RESET = V
Start
CE = OE = V
19
ID
0
18
, A
, A
= A
Yes
ID
No
, A
18
from A
9
17
6
= V
, A
)
= 0
MBM29F080A
17
ID
)
ID
,
9
IH
)
IL,
Yes
-55/-70/-90
37