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參數資料
| 型號： | W2465A-20 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 8K X 8 High Speed CMOS Static RAM |
| 中文描述： | 8K的乘八高速CMOS靜態RAM |
| 文件頁數： | 2/9頁 |
| 文件大小： | 207K |
| 代理商： | W2465A-20 |
W2465A
- 2 -
DC CHARACTERISTICS
Absolute Maximum Ratings
PARAMETER
Supply Voltage to V
SS
Potential
Input/Output to V
SS
Potential
Allowable Power Dissipation
Storage Temperature
Operating Temperature
RATING
-0.5 to +7.0
-0.5 to V
DD
+0.5
1.0
-65 to +150
0 to +70
UNIT
V
V
W
°
C
°
C
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
TRUTH TABLE
CS1
H
X
L
L
L
CS2
X
L
H
H
H
OE
X
X
H
L
X
WE
X
X
H
H
L
MODE
I/O1
I/O8
High Z
High Z
High Z
Data Out
Data In
V
DD
CURRENT
I
SB
, I
SB1
I
SB
, I
SB1
I
DD
I
DD
I
DD
Not Selected
Not Selected
Output Disable
Read
Write
OPERATING CHARACTERISTICS
(V
DD
= 5V
±
10%, V
SS
= 0V, T
A
= 0 to 70
°
C)
PARAMETER
Input Low Voltage
Input High Voltage
Input Leakage Current
Output Leakage
Current
SYM.
V
IL
V
IH
I
LI
I
LO
TEST CONDITIONS
-
-
V
IN
= V
SS
to V
DD
V
I/O
= V
SS
to V
DD,
CS1
= V
IH
or CS2 = V
IL
or
OE
= V
IH
or
WE
= V
IL
I
OL
= +8.0 mA
I
OH
= -4.0 mA
MIN.
-0.5
+2.2
-10
-10
TYP.
-
-
-
-
MAX.
+0.8
V
DD
+0.5
+10
+10
UNIT
V
V
μ
A
μ
A
Output Low Voltage
Output High Voltage
Operating Power
Supply Current
V
OL
V
OH
I
DD
-
-
-
-
0.4
-
180
V
V
2.4
-
CS1
= V
IL
CS2 = V
IH
I/O = 0 mA
Cycle = MIN
Duty = 100%
12
mA
15
-
-
150
mA
20
-
-
-
-
120
30
mA
mA
Standby Power
Supply Current
I
SB
CS1= V
IH
or CS2 = V
IL
Cycle = MIN
Duty = 100%
I
SB1
CS1
≥
V
DD
-0.2V
or CS2
≤
0.2V
-
-
5
mA
Note: Typical characteristics are at V
DD
= 5V, T
A
= 25
°
C.
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