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參數(shù)資料
型號(hào): W26L04
廠商: WINBOND ELECTRONICS CORP
英文描述: 256K×16bit CMOS Static RAM(256K×16位CMOS靜態(tài)RAM)
中文描述: 256K × 16位的CMOS靜態(tài)RAM(256K × 16位的CMOS靜態(tài)RAM)的
文件頁(yè)數(shù): 2/12頁(yè)
文件大小: 158K
代理商: W26L04
Preliminary W26L04
- 2 -
TRUTH TABLE
CS2
CS
1
OE
WE
X
X
H
H
H
H
L
L
L
X
LB
UB
MODE
I/O1 I/O8 I/O9 I/O16
V
DD
CURRENT
H
X
L
L
L
L
L
L
L
X
X
L
H
H
H
H
H
H
H
X
X
X
H
L
L
L
X
X
X
X
X
X
X
L
L
H
L
L
H
H
X
X
X
L
H
L
L
H
L
H
Not Selected
Not Selected
Output Disable
2 Bytes Read
Lower Byte Read
Upper Byte Read
2 Bytes Write
Lower Byte Write
Upper Byte Write
Not Selected
High Z
High Z
High Z
D
OUT
D
OUT
High Z
D
IN
D
IN
High Z
High Z
High Z
High Z
High Z
D
OUT
High Z
D
OUT
D
IN
High Z
D
IN
High Z
I
SB
, I
SB
1
I
SB
, I
SB
1
I
DD
I
DD
I
DD
I
DD
I
DD
I
DD
I
DD
I
SB
, I
SB
1
DC CHARACTERISTICS
Absolute Maximum Ratings
PARAMETER
RATING
-0.5 to +4.6
-0.5 to V
DD
+0.5
1.0
-65 to +150
-20 to 85
-40 to 85
UNIT
V
V
W
°
C
°
C
°
C
Supply Voltage to V
SS
Potential
Input/Output to V
SS
Potential
Allowable Power Dissipation
Storage Temperature
Operating Temperature
LE
LI
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
Operating Characteristics
(V
SS
= 0V; T
A
(
°
C) = -20 to 85 for LE, -40 to 85 for LI)
PARAMETER
SYM.
TEST
3.0V
2.5V
2.0V
UNIT
CONDITIONS
-
MIN.
2.7
MAX.
3.3
MIN.
2.3
MAX.
3.3
MIN.
1.8
MAX.
2.7
Operating Power
Voltage
Input Low Voltage
V
DD
V
V
IL
-
-0.2
+0.4
-0.2
+0.4
-0.2
+0.4
V
Input High Voltage
V
IH
-
+2.2
V
DD
+0.3
+2.0
V
DD
+0.2
+1.6
V
DD
+0.2
V
Input Leakage
Current
I
LI
V
IN
= V
SS
to V
DD
-1
+1
-1
+1
-1
+1
μ
A
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