MBM29DL800TA-70 Meet Spansion Inc., MBM29DL800TA-70 Datasheet - Page 52

• Manufacturer Part Number: MBM29DL800TA-70
• Description: Flash Memory Cmos 8m 1m ? 8 / 512k ? 16 Bit
• Manufacturer: Meet Spansion Inc.

52
MB M29DL800TA
(5) Sector Protection Algorithm
* : A
-1
is V
IL
on byte mode.
Write Reset Command
Increment PLSCNT
Remove V
PLSCNT = 25?
Device Failed
-70/90
ID
No
Yes
from A
Retired Product DS05-20860-7E_August 6, 2007
/MBM29DL800BA
9
No
(A
(
18
WE = V
(A
CE = V
Protect Another Sector?
, A
Write Reset Command
Addr. = SPA, A
A
Setup Sector Addr.
Activate WE Pulse
Remove V
OE = V
9
Read from Sector
6
Time out 100 µs
17
Sector Protection
should remain V
= A
, A
Data = 01h?
A
PLSCNT = 1
Completed
IH
6
IL
16
0
= A
, RESET = V
, CE = OE = V
, A
= V
Start
ID
, A
15
0
ID
IL
Yes
No
, A
= V
, A
9
from A
1
= V
14
= V
1
IL
, A
= V
ID
IH
13
,
9
IH
ID
,
, A
IH
)
-70/90
IL
)
*
12
)
Yes