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參數資料
| 型號： | W27E257 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 32K X 8 ELECTRICALLY ERASABLE EPROM |
| 中文描述： | 32K的× 8電可擦除只讀存儲器 |
| 文件頁數： | 6/14頁 |
| 文件大小： | 227K |
| 代理商： | W27E257 |
W27E257
- 6 -
READ OPERATION DC CHARACTERISTICS
(V
CC
= 5.0V
±
10%, T
A
= 0 to 70
°
C)
(W27E257-10, S-10, K-10, P-10: V
CC
, min. = 3.0V and max. = 5.5V)
PARAMETER
SYM.
CONDITIONS
LIMITS
UNIT
MIN.
TYP.
MAX.
Input Load Current
I
LI
V
IN
= 0V to V
CC
-5
-
5
μ
A
μ
A
mA
Output Leakage Current
I
LO
V
OUT
= 0V to V
CC
-10
-
10
V
CC
Standby Current
I
SB
CE = V
IH
-
-
1.0
I
SB1
CE = V
CC
±
0.2V
-
5
100
μ
A
V
CC
Operating Current
I
CC
CE = V
IL
I
OUT
= 0 mA
f = 5 MHz
-
-
30
mA
V
PP
Operating Current
I
PP
V
PP
= V
CC
-
-
100
μ
A
V
Input Low Voltage
V
IL
-
-0.3
-
0.8
Input High Voltage
V
IH
-
2.0
-
V
CC
+0.5
V
Output Low Voltage
V
OL
I
OL
= 2.1 mA
-
-
0.45
V
Output High Voltage
V
OH
I
OH
= -0.4 mA
2.4
-
-
V
V
PP
Operating Voltage
V
PP
-
V
CC
-0.7
-
V
CC
V
READ OPERATION AC CHARACTERISTICS
(V
CC
= 5.0V
±
10%, T
A
= 0 to 70
°
C)
PARAMETER
SYM.
W27E257-10
W27E257-12
W27E257-15
UNIT
MIN.
MAX.
MIN.
MAX.
MIN.
MAX.
Read Cycle Time
T
RC
100
-
120
-
150
-
nS
Chip Enable Access Time
T
CE
-
100
-
120
-
150
nS
Address Access Time
T
ACC
-
100
-
120
-
150
nS
Output Enable Access Time
T
OE
-
50
-
60
-
70
nS
OE High to High-Z Output
T
DF
-
30
-
30
-
50
nS
Output Hold from Address
Change
T
OH
0
-
0
-
0
-
nS
Note: V
CC
must be applied simultaneously or before V
PP
and removed simultaneously or after V
PP
.
相關PDF資料 |
PDF描述 |
|---|---|
| W27E257-10 | 32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257-12 | 32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257-15 | 32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257P-10 | 32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257P-12 | 32K X 8 ELECTRICALLY ERASABLE EPROM |
相關代理商/技術參數 |
參數描述 |
|---|---|
| W27E257-10 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257-12 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257-15 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257P-10 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 ELECTRICALLY ERASABLE EPROM |
| W27E257P-12 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:32K X 8 ELECTRICALLY ERASABLE EPROM |
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