WMS128K8-XXX
TRUTH TABLE
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
TA
Min
-55
-65
-0.5
Max
+125
+150
Vcc+0.5
150
Unit
°C
°C
V
CS
H
L
L
L
OE
X
L
H
X
WE
X
H
H
L
Mode
Standby
Read
Out Disable
Write
Data I/O
High Z
Data Out
High Z
Power
Standby
Active
Active
Active
Operating Temperature
Storage Temperature
Signal Voltage Relative to GND
Junction Temperature
Supply Voltage
TSTG
VG
Data In
TJ
°C
V
VCC
-0.5
7.0
RECOMMENDED OPERATING CONDITIONS
Parameter
Symbol
VCC
Min
4.5
Max
5.5
Unit
V
Supply Voltage
Input High Voltage
Input Low Voltage
VIH
2.2
VCC + 0.3
+0.8
V
VIL
-0.5
V
CAPACITANCE
(TA = +25°C)
Parameter
Symbol
Condition
IN = 0V, f = 1.0MHz
Package
Speed (ns)
Max
Unit
Input capacitance
CIN
V
32 Pin CSOJ, DIP,
70 to 120
12
pF
Flat Pack Evolutionary
32 Pin CSOJ Revolutionary
70 to 120
70 to 120
20
12
pF
pF
Output capicitance
COUT
V
OUT = 0V, f = 1.0MHz
32 Pin CSOJ, DIP,
Flat Pack Evolutionary
32 Pin CSOJ Revolutionary
70 to 120
20
pF
This parameter is guaranteed by design but not tested.
DC CHARACTERISTICS
(VCC = 5.0V, GND = 0V, TA = -55°C to +125°C)
Parameter
Sym
Conditions
-70
-85
-100
-120
Units
Min
Max
Min
Max
Min
Max
Min
Max
Input Leakage Current
Output Leakage Current
Operating Supply Current
Standby Current
ILI
ILO
VCC = 5.5, VIN = GND to VCC
10
10
10
10
µA
µA
mA
mA
V
CS = VIH, OE = VIH, VOUT = GND to VCC
CS = VIL, OE = VIH, f = 5MHz, Vcc = 5.5
CS = VIH, OE = VIH, f = 5MHz, Vcc = 5.5
IOL = 2.1mA, Vcc = 4.5
10
30
10
30
10
30
10
30
ICC
ISB
1.0
0.4
1.0
0.4
0.6
0.4
0.6
0.4
Output Low Voltage
Output High Voltage
VOL
VOH
IOH = -1.0mA, Vcc = 4.5
2.4
2.4
2.4
2.4
V
NOTE: DC test conditions: VIH = VCC -0.3V, VIL = 0.3V
DATA RETENTION CHARACTERISTICS
(TA = -55°C to +125°C)
Parameter
Symbol
Conditions
-70
Typ
-85
Typ
-100
Typ
-120
Typ
Units
Min
Max
5.5
Min
Max
5.5
Min
Max
Min
Max
Data Retention
Supply Voltage
VDR
CS ≥ VCC -0.2V
2.0
2.0
2.0
5.5
2.0
5.5
V
Data Retention
Current
ICCDR1
VCC = 3V
20
400
20
400
20
400
20
400
µA
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
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