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參數資料
型號: W28V400B
廠商: WINBOND ELECTRONICS CORP
英文描述: 4M(512K x 8/256K x 16) SMARTVOLTAGE FLASH MEMORY
中文描述: 4分(為512k × 8/256K × 16)SMARTVOLTA通用閃存
文件頁數: 34/48頁
文件大小: 1822K
代理商: W28V400B
W28V400B/T
- 34 -
V
DD
= 3.3V
±
0.3V, T
A
= 0
°
C to +70° C
PARAMETER
SYM.
MIN.
MAX.
UNIT
Write Cycle Time
t
AVAV
100
nS
#RESET High Recovery to #WE Going Low (Note 2)
t
PHWL
1
μ
S
#CE Setup to #WE Going Low
t
ELWL
10
nS
#WE Pulse Width
t
WLWH
50
nS
#RESET V
HH
Setup to #WE Going High (Note 2)
T
PHHWH
100
nS
#WP V
IH
Setup to #WE Going High (Note 2)
t
SHWH
100
nS
V
PP
Setup to #WE Going High (Note 2)
t
VPWH
100
nS
Address Setup to #WE Going High (Note 3)
t
AVWH
50
nS
Data Setup to #WE Going High (Note 3)
t
DVWH
50
nS
Data Hold from #WE High
t
WHDX
0
nS
Address Hold from #WE High
t
WHAX
5
nS
#CE Hold from #WE High
t
WHEH
10
nS
#WE Pulse Width High
t
WHWL
30
nS
#WE High to RY/#BY Going Low
t
WHRL
100
nS
Write Recovery before Read
t
WHGL
0
nS
V
PP
Hold from Valid SRD, RY/#BY High (Note 2, 4)
t
QVVL
0
nS
#RESET V
HH
Hold from Valid (Note 2, 4)
T
QVPH
0
nS
#WP V
IH
Hold from Valid SRD, RY/#BY High (Note 2, 4)
t
QVSL
0
nS
#BYTE Setup to #WE Going High (Note 7)
t
FVWH
50
nS
#BYTE Hold from #WE High (Note 7)
t
WHFV
100
nS
Note:
See 5.0V V
DD
AC Characteristics - Write Operations for notes 1 through 7.
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相關代理商/技術參數
參數描述
W28V400BT85C 制造商:WINBOND 制造商全稱:Winbond 功能描述:4M(512K x 8/256K x 16) SMARTVOLTAGE FLASH MEMORY
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