參數(shù)資料
型號: MBM29LV004BC-90PTR
廠商: FUJITSU LTD
元件分類: DRAM
英文描述: 4M (512K X 8) BIT
中文描述: 512K X 8 FLASH 3V PROM, 90 ns, PDSO40
封裝: PLASTIC, REVERSE, TSOP1-40
文件頁數(shù): 47/52頁
文件大?。?/td> 442K
代理商: MBM29LV004BC-90PTR
47
MBM29LV004TC
-70/-90/-12
/MBM29LV004BC
-70/-90/-12
Figure 23 Extended Sector Protection Algorithm
To Sector Protection
Write SPA/60H
(A
0
= V
IL
, A
1
= V
IH
, A
6
= V
IL
)
Yes
No
No
PLSCNT = 1
No
Yes
Protection Other Sector
Start
Sector Protection
Completed
Extended Sector
Protection Entry
PLSCNT = 25
Device Failed
Remove V
ID
from RESET
Write Reset Command
Remove
V
ID
from RESET
Write Reset Command
RESET = V
ID
Wait to 4
μ
s
To Setup Sector Protection
Write XXXH/60H
Time Out 150
μ
s
To Verify Sector Protection
Write SPA/40H
(A
0
= V
IL
, A
1
= V
IH
, A
6
= V
IL
)
Data = 01H
Device is Operating in
Temporary Sector
Unprotection Mode
Read from Sector Address
(A
0
= V
IL
, A
1
= V
IH
, A
6
= V
IL
)
Increment PLSCNT
Setup Next Sector Address
No
Yes
Yes
FAST MODE ALGORITHM
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