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參數資料
型號: W49V002FAQ
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 256K X 8 CMOS FLASH MEMORY WITH FWH INTERFACE
中文描述: 256K X 8 FLASH 3.3V PROM, 11 ns, PDSO32
封裝: 8 X 14 MM, STSOP-32
文件頁數: 18/32頁
文件大小: 300K
代理商: W49V002FAQ
W49V002FA
- 18 -
Timing Waveforms for Programmer Interface Mode, continued
Program Cycle Timing Diagram
A[10:0]
Byte 0
Byte 1
Byte 2
Internal Write Start
DQ[7:0]
Byte Program Cycle
T
BP
T
WPH
T
WP
5555
5555
2AAA
AA
A0
55
Programmed Address
Data-In
Byte 3
Note: The internal address A[17:0] are converted from external Column/Row address.
Column/Row Address are mapped to the Low/High order internal address.
i.e. Column Address A[10:0] are mapped to the internal A[10:0],
Row Address A[6:0] are mapped to the internal A[17:11].
(Internal A[17:0])
#OE
#WE
#C
R/
#DATA Polling Timing Diagram
A[10:0]
DQ7
X
X
X
T
OEP
T
EC
T
BP or
X
(Internal A[17:0])
An
An
An
An
#OE
#WE
#C
R/
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