參數(shù)資料
型號: W25P20-VSNI-G
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: 2M X 1 FLASH 2.7V PROM, PDSO8
封裝: 0.150 INCH, GREEN, PLASTIC, SOIC-8
文件頁數(shù): 24/35頁
文件大?。?/td> 1405K
代理商: W25P20-VSNI-G
W25P10, W25P20 AND W25P40
- 30 -
8.7
AC Electrical Characteristics (cont’d)
SPEC
DESCRIPTION
SYMBOL
ALT
MIN
TYP
MAX
UNIT
/HOLD Active Hold Time relative to CLK
tCHHH
5
ns
/HOLD Not Active Setup Time relative to CLK
tHHCH
5
ns
/HOLD Not Active Hold Time relative to CLK
tCHHL
5
ns
/HOLD to Output Low-Z
tHHQX(2)
tLZ
9
ns
/HOLD to Output High-Z
tHLQZ(2)
tHZ
9
ns
Write Protect Setup Time Before /CS Low
tWHSL(4)
20
ns
Write Protect Hold Time After /CS High
tSHWL(4)
100
ns
/CS High to Power-down Mode
tDP(2)
3
s
/CS High to Standby Mode without Electronic
Signature Read
tRES1(2)
3
s
/CS High to Standby Mode with Electronic
Signature Read
tRES2(2)
1.8
s
Write Status Register Cycle Time
tW
10
15
ms
Page Program Cycle Time
tPP
2
5
ms
Sector Erase Cycle Time
tSE
0.7
3
s
Chip Erase Cycle Time W25P10 and W25P20
Chip Erase Cycle Time W25P40
tCE
3
5
6
10
s
Notes:
1. Clock high + Clock low must be less than or equal to 1/fC.
2. Value guaranteed by design and/or
characterization, not 100% tested in production.
3. Expressed as a slew-rate.
4. Only applicable as a constraint for a Write Status Register instruction when Sector Protect Bit is set at 1.
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