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參數(shù)資料
| 型號： | W27E02P-70 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | PROM |
| 英文描述： | 256K X 8 EEPROM 5V, 70 ns, PQCC32 |
| 封裝： | PLASTIC, LCC-32 |
| 文件頁數(shù)： | 14/16頁 |
| 文件大?。?/td> | 268K |
| 代理商： | W27E02P-70 |
Preliminary W27E02
Publication Release Date: April 14, 2005
- 7 -
Revision A2
12. READ OPERATION AC CHARACTERISTICS
(VDD = 5.0V
±10 %, TA = 0 to 70° C)
W27E02-70
W27E02-90
PARAMETER
SYM.
MIN.
MAX.
MIN.
MAX.
UNIT
Read Cycle Time
TRC
70
-
90
-
nS
Chip Enable Access Time
TCE
-
70
-
90
nS
Address Access Time
TACC
-
70
-
90
nS
Output Enable Access Time
TOE
-
30
-
40
nS
#OE High to High-Z Output
TDF
-
25
-
25
nS
Output Hold from Address Change
TOH
0
-
0
-
nS
Note: VDD must be applied simultaneously or before VPP and removed simultaneously or after VPP.
13. AC PROGRAMMING/ERASE CHARACTERISTICS
(VDD = 5.0V
±10 %, TA = 25° C )
LIMITS
PARAMETER
SYM.
MIN.
TYP.
MAX.
UNIT
VPP Setup Time
TVPS
2.0
-
S
Address Setup Time
TAS
2.0
-
S
Data Setup Time
TDS
2.0
-
S
#PGM Program Pulse Width
TPWP
95
100
105
S
#PGM Erase Pulse Width
TPWE
95
100
105
mS
Data Hold Time
TDH
2.0
-
S
#OE Setup Time
TOES
2.0
-
S
Data Valid from #OE
TOEV
-
150
nS
#OE High to Output High Z
TDFP
0
-
130
nS
Address Hold Time after #PGM High
TAH
0
-
S
Address Hold Time (Erase)
TAHE
2.0
-
S
#CE Setup Time
TCES
2.0
-
S
Note: VDD must be applied simultaneously or before VPP and removed simultaneously or after VPP.
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