參數(shù)資料
型號: MBM29F033C-90PTR
廠商: FUJITSU LTD
元件分類: DRAM
英文描述: 32M (4M X 8) BIT
中文描述: 4M X 8 FLASH 5V PROM, 90 ns, PDSO40
封裝: PLASTIC, REVERSE, TSOP1-40
文件頁數(shù): 42/46頁
文件大?。?/td> 478K
代理商: MBM29F033C-90PTR
42
MBM29F033C
-70/-90/-12
Figure 20 Sector Group Protection Algorithm
Set Up Sector Addr.
(
A
21
, A
20
, A
19
, A
18
)
Activate WE Pulse
WE = V
IH
, CE = OE = V
IL
A
9
should remain V
ID
Yes
Yes
No
No
PLSCNT = 1
Time out 100
μ
s
Read from Sector
A
1
= V
IH
, Addr. = SA
A
0
= A
6
= V
IL
Increment PLSCNT
No
Yes
Protect Another Sector
Start
Sector Protection
Completed
Data = 01H
PLSCNT = 25
Device Failed
Remove V
ID
from A
9
Write Reset Command
Remove
V
ID
from A
9
Write Reset Command
OE = V
ID
, A
9
= V
ID
,
CE = V
IL
, RESET = V
IH
(
)
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