MBM29F400TC Fujitsu Media Devices, MBM29F400TC Datasheet - Page 41

• Manufacturer Part Number: MBM29F400TC
• Description: 4M (512K X 8/256K X 16) BIT
• Manufacturer: Fujitsu Media Devices

* : A
-1
is V
MBM29F400TC
IL
on byte mode.
Write Reset Command
Remove V
Increment PLSCNT
PLSCNT = 25?
Device Failed
Figure 23
ID
No
Yes
from A
9
Sector Protection Algorithm
-55/-70/-90
No
A
WE = V
6
(
Protect Another Sector?
A
Write Reset Command
= CE = V
(A
17
Remove V
Setup Sector Addr.
OE = V
(Addr. = SA, A
Activate WE Pulse
Read from Sector
, A
Sector Protection
9
Time out 100 s
/MBM29F400BC
Data = 01H?
should remain V
PLSCNT = 1
16,
Completed
A
IH
A
0
, CE = OE = V
15
Start
= V
ID
IL
, A
, A
, RESET = V
ID
Yes
6
No
14
9
= 0)*
from A
, A
= V
1
13
= 1,
ID
, A
,
9
12
ID
IL
)
)
IH
Yes
-55/-70/-90
41