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White Electronic Designs

WMS128K8-xxx Datasheet Preview

WMS128K8-xxx Datasheet

128Kx8 MONOLITHIC SRAM

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White Electronic Designs
WMS128K8-XXX
128Kx8 MONOLITHIC SRAM, SMD 5962-96691
FEATURES
n MIL-STD-883 Compliant Devices Available
n Access Times 70, 85, 100, 120ns
n Commercial, Industrial and Military Temperature Range
n Revolutionary, Center Power/Ground Pinout
JEDEC Approved
• 32 lead Ceramic SOJ (Package 101)
n Evolutionary, Corner Power/Ground Pinout
JEDEC Approved
• 32 pin Ceramic DIP (Package 300)
n 5 Volt Power Supply
n Low Power CMOS
n 2V Data Retention Devices Available
(Low Power Version)
n TTL Compatible Inputs and Outputs
• 32 lead Ceramic SOJ (Package 101)
• 32 lead Ceramic Flat Pack (Package 206)
REVOLUTIONARY PINOUT
32 CSOJ (DR)
TOP VIEW
EVOLUTIONARY PINOUT
32 DIP (C)
32 CSOJ (DE)
32 FLATPACK (FE)
TOP VIEW
SEPTEMBER 2002 REV. 5
PIN DESCRIPTION
A0-16
I/O0-7
CS
OE
WE
VCC
GND
Address Inputs
Data Input/Output
Chip Select
Output Enable
Write Enable
+5.0V Power
Ground
1 White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com




White Electronic Designs

WMS128K8-xxx Datasheet Preview

WMS128K8-xxx Datasheet

128Kx8 MONOLITHIC SRAM

No Preview Available !

White Electronic Designs
WMS128K8-XXX
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Min
Max Unit
Operating Temperature
TA -55 +125 °C
Storage Temperature
TSTG
-65
+150
°C
Signal Voltage Relative to GND
VG
-0.5 Vcc+0.5 V
Junction Temperature
TJ
150 °C
Supply Voltage
VCC -0.5
7.0 V
TRUTH TABLE
CS OE WE
Mode
Data I/O
Power
H
X X Standby
High Z
Standby
L
LH
Read
Data Out
Active
L
H
H Out Disable
High Z
Active
L X L Write
Data In
Active
RECOMMENDED OPERATING CONDITIONS
Parameter
Supply Voltage
Input High Voltage
Input Low Voltage
Symbol
VCC
VIH
VIL
Min Max Unit
4.5 5.5 V
2.2 VCC + 0.3 V
-0.5
+0.8
V
CAPACITANCE
(TA = +25°C)
Parameter
Symbol
Condition
Package
Input capacitance
CIN VIN = 0V, f = 1.0MHz
Output capicitance
COUT
VOUT = 0V, f = 1.0MHz
This parameter is guaranteed by design but not tested.
32 Pin CSOJ, DIP,
Flat Pack Evolutionary
32 Pin CSOJ Revolutionary
32 Pin CSOJ, DIP,
Flat Pack Evolutionary
32 Pin CSOJ Revolutionary
Max
12
20
12
20
Unit
pF
pF
pF
pF
DC CHARACTERISTICS
(VCC = 5.0V, GND = 0V, TA = -55°C TO +125°C)
Parameter
Input Leakage Current
Sym Conditions
ILI VCC = 5.5, VIN = GND to VCC
-70
Min Max
10
Output Leakage Current
ILO CS = VIH, OE = VIH, VOUT = GND to VCC
10
Operating Supply Current ICC CS = VIL, OE = VIH, f = 5MHz, Vcc = 5.5
30
Standby Current
ISB CS = VIH, OE = VIH, f = 5MHz, Vcc = 5.5
5
Output Low Voltage
VOL IOL = 2.1mA, Vcc = 4.5
0.4
Output High Voltage
VOH IOH = -1.0mA, Vcc = 4.5
2.4
NOTE: DC test conditions: VIH = VCC -0.3V, VIL = 0.3V
-85
Min Max
10
10
30
5
0.4
2.4
-100
Min Max
10
10
30
5
0.4
2.4
-120
Min Max
10
10
30
5
0.4
2.4
Units
µA
µA
mA
mA
V
V
Parameter
Data Retention
Supply Voltage
Data Retention
Current
Symbol
DATA RETENTION CHARACTERISTICS
(TA = -55°C TO +125°C)
Conditions
-70 -85
Min Max Min Max
-100
Min Max
-120
Units
Min Max
VDR CS VCC -0.2V 2.0 5.5 2.0 5.5 2.0 5.5 2.0 5.5 V
ICCDR1
VCC = 3V
1 1 1 1 mA
White Electronic Designs Corporation • Phoenix AZ • (602) 437-1520
2


Part Number WMS128K8-xxx
Description 128Kx8 MONOLITHIC SRAM
Maker White Electronic Designs
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