W24256-70L WINBOND [Winbond], W24256-70L Datasheet - Page 2

• Manufacturer Part Number: W24256-70L
• Description: 32K X 8 CMOS STATIC RAM
• Manufacturer: WINBOND [Winbond]

TRUTH TABLE
DC CHARACTERISTICS
Absolute Maximum Ratings
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability
Operating Characteristics
(V
Note: Typical parameter is measured under ambient temperature T
Operating Temperature
Supply Voltage to V
Input/Output to V
Allowable Power Dissipation
Storage Temperature
Input Low Voltage
Input High Voltage
Input Leakage Current
Output Leakage Current
Output Low Voltage
Output High Voltage
Operating Power
Supply Current
Standby Power Supply
Current
DD
CS
H
L
L
L
= 5V 10%; V
of the device.
PARAMETER
OE
H
X
X
L
SS
= 0V; T
SS
PARAMETER
SS
Potential
WE
H
H
A
X
L
Potential
= 0 C to 70 C)
SYM.
V
I
V
V
I
V
I
I
SB1
I
DD
Not Selected
Output Disable
Read
Write
LO
SB
OH
OL
LI
IH
IL
Cycle = min , Duty = 100 %
CS = V
V
VI/O = V
(min.) or OE = V
I
I
Duty = 100%
WE = V
CS = V
CS
OL
OH
MODE
IN
= +2.1 mA
= V
= -1.0 mA
TEST CONDITIONS
V
IL
IH
SS
DD
IL
SS
(max.), I/O = 0 mA ,
(min.), Cycle = min.
(max.)
to V
-0.2V
- 2 -
to V
-
-
DD
A
DD
= 25 C and V
IH
, CS = V
(min.) or
-0.5 to V
High Z
High Z
Data Out
Data In
-0.5 to +7.0
-65 to +150
I/O1 I/O8
LL
RATING
L
0 to 70
IH
DD
1.0
Preliminary W24256
= 5V.
DD
MIN.
+2.2
-0.5
2.4
+0.5
-5
-5
-
-
-
-
-
TYP.*
-
-
-
-
-
-
-
-
-
-
V
DD
V
MAX.
+0.8
DD
100
I
I
I
I
0.4
CURRENT
+5
+5
60
50
SB
DD
DD
DD
UNIT
3
-
W
+1
V
V
, I
C
C
SB
1
UNIT
mA
mA
V
V
V
V
A
A
A
A