參數(shù)資料
型號: AS29F040-150TI
廠商: ALLIANCE SEMICONDUCTOR CORP
元件分類: PROM
英文描述: 512K X 8 FLASH 5V PROM, 150 ns, PDSO32
封裝: 8 X 20 MM, TSOP-32
文件頁數(shù): 18/18頁
文件大小: 341K
代理商: AS29F040-150TI
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* VA = Byte address for programming. VA = any of the sector addresses
within the sector being erased during sector erase. VA = valid address
equals any non-protected sector group address during chip erase.
DQ7 rechecked even if DQ5 = 1 because DQ5 and DQ7 may not change
simultaneously.
7RJJOH#ELW#DOJRULWKP
* DQ6 rechecked even if DQ5 = 1 because DQ6 may stop toggling when
DQ5 changes to 1.
Read byte (DQ0–DQ7)
Address = VA *
Read byte (DQ0–DQ7)
Address = VA *
NO
DONE
NO
YES
DONE
DQ7 =
data?
YES
NO
Is time
elapsed = 1ms?
DONE
START
Issue Reset/read
command
Addr = X
Data = F0h
DQ5 = 1?
DQ7 =
data?
Read byte (DQ0–DQ7)
Address = don’t care
Read byte (DQ0–DQ7)
Address = don’t care
NO
DONE
YES
NO
DONE
DQ6
toggle?
toggle*?
DQ5 = 1?
START
two times with OE toggling
Does
two times with OE toggling
Does
DQ6
DONE
Issue Reset/read
command
Addr = X
Data = F0h
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