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參數(shù)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(shù): 43/48頁
文件大小: 1822K
代理商: W28V400B
W28V400B/T
Publication Release Date: April 11, 2003
- 43 -
Revision A4
V
DD
= 5V
±
0.5V, 5V
±
0.25V, T
A
= 0
°
C to +70
°
C
V
PP
= 4.5V
5.5V
V
PP
= 11.4V
12.6V
SYM.
PARAMETER
NOTE
Typ.(1)
Max.
Typ.(1)
Max.
UNIT
32K word Block
2
12.2
8.4
μ
S
Word/Byte Write Time
4K word Block
2
18.3
17
μ
S
32K word Block
2, 4
0.4
0.28
S
t
WHQV1
t
EHQV1
Block Write Time
4K word Block
2, 4
0.08
0.07
S
32K word Block
2
0.46
0.39
S
t
WHQV2
t
EHQV2
Block Erase Time
4K word Block
2
0.26
0.25
S
t
WHRH1
t
EHRH1
t
WHRH2
t
EHRH2
Word/Byte Write Suspend Latency Time to
Read
5
6
4
5
μ
S
Erase Suspend Latency Time to Read
9.6
12
9.6
12
μ
S
Notes:
1. Typical values measured at T
A
= +25
°
C and nominal voltages. Subject to change based on device characterization.
2. Excludes system-level overhead.
3. Sampled but not 100% tested.
4. All values are in word mode (#BYTE = V
IH
). At byte mode (#BYTE = V
IL
), those values are double.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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