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WMS512K8-xxx Datasheet Preview

WMS512K8-xxx Datasheet

512Kx8 MONOLITHIC SRAM

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WMS512K8-XXX
HI-RELIABILITY PRODUCT
512Kx8 MONOLITHIC SRAM, SMD 5962-95613
FEATURES
s Access Times 15, 17, 20, 25, 35, 45, 55ns
s MIL-STD-883 Compliant Devices Available
s Revolutionary, Center Power/Ground Pinout
JEDEC Approved
• 36 lead Ceramic SOJ (Package 100)
• 36 lead Ceramic Flat Pack (Package 226)
s Evolutionary, Corner Power/Ground Pinout
JEDEC Approved
• 32 pin Ceramic DIP (Package 300)
• 32 lead Ceramic SOJ (Package 101)
• 32 lead Ceramic Flat Pack (Package 220)
• 32 lead Ceramic Flat Pack (Package 142)
s 32 pin, Rectangular Ceramic Leadless Chip Carrier
(Package 601)
s Commercial, Industrial and Military Temperature Range
s 5 Volt Power Supply
s Low Power CMOS
s Low Power Data Retention for Battery Back-up Operation
s TTL Compatible Inputs and Outputs
REVOLUTIONARY PINOUT
36 FLAT PACK
36 CSOJ
TOP VIEW
A0
A1
A2
A3
A4
CS
I/O0
I/O1
VCC
GND
I/O2
I/O3
WE
A5
A6
A7
A8
A9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
36 NC
35 A18
34 A17
33 A16
32 A15
31 OE
30 I/O7
29 I/O6
28 GND
27 VCC
26 I/O5
25 I/O4
24 A14
23 A13
22 A12
21 A11
20 A10
19 NC
EVOLUTIONARY PINOUT
32 DIP
32 CSOJ (DE)
32 FLAT PACK (FE)*
32 FLAT PACK (FD)
TOP VIEW
32 CLCC
TOP VIEW
A18
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32 VCC
31 A15
30 A17
29 WE
28 A13
27 A8
26 A9
25 A11
24 OE
23 A10
22 CS
21 I/O7
20 I/O6
19 I/O5
18 I/O4
17 I/O3
4 3 2 1 32 31 30
A7 5
29 WE
A6 6
28 A13
A5 7
27 A8
A4 8
26 A9
A3 9
25 A11
A2 10
24 OE
A1 11
23 A10
A0 12
22 CS
I/O0 13
21 I/O7
14 15 16 17 18 19 20
PIN DESCRIPTION
A0-18
Address Inputs
I/O0-7
Data Input/Output
CS Chip Select
OE Output Enable
WE Write Enable
VCC +5.0V Power
GND Ground
*Package not recommended for new designs, "FD" recommended for new designs.
October 2000 Rev. 4
1 White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com




White Electronic Designs

WMS512K8-xxx Datasheet Preview

WMS512K8-xxx Datasheet

512Kx8 MONOLITHIC SRAM

No Preview Available !

WMS512K8-XXX
ABSOLUTE MAXIMUM RATINGS
Parameter
Operating Temperature
Storage Temperature
Signal Voltage Relative to GND
Junction Temperature
Supply Voltage
Symbol
TA
TSTG
VG
TJ
VCC
Min
-55
-65
-0.5
-0.5
Max
+125
+150
Vcc+0.5
150
7.0
Unit
°C
°C
V
°C
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 X L Write
Data In
Active
L
H
H Out Disable
High Z
Active
RECOMMENDED OPERATING CONDITIONS
Parameter
Symbol
Min
Max Unit
Supply Voltage
Input High Voltage
Input Low Voltage
VCC
VIH
VIL
4.5 5.5 V
2.2
VCC + 0.3
V
-0.3 +0.8 V
Operating Temp. (Mil.)
TA
-55
+125
°C
CAPACITANCE
(TA = +25°C)
Parameter
Symbol
Condition
Package
Input capacitance
CIN
VIN = 0V, f = 1.0MHz
32 Pin CSOJ, DIP,
Flat Pack Evolutionary
32 Pin CLCC
36 Pin CSOJ & Flat Pack
Revolutionary
Output capicitance
COUT
VOUT = 0V, f = 1.0MHz
32 Pin CSOJ, DIP,
Flat Pack Evolutionary
36 Pin CSOJ & Flat Pack
Revolutionary
This parameter is guaranteed by design but not tested.
Speed (ns)
15 to 55
15 to 55
15 to 35
45 to 55
15 to 55
15 to 35
45 to 55
Max
20
15
12
20
20
12
20
Unit
pF
pF
pF
pF
pF
pF
pF
DC CHARACTERISTICS
(VCC = 5.0V, GND = 0V, TA = -55°C to +125°C)
Parameter
Input Leakage Current
Output Leakage Current
Operating Supply Current*
Standby Current
Output Low Voltage
Output High Voltage
Sym
ILI
ILO
ICC
ISB
VOL
VOH
Conditions
VCC = 5.5, VIN = GND to VCC
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 = 8mA for 17 - 35ns,
IOL = 2.1mA for 45 - 55ns, VCC = 4.5
IOH = -4.0mA for 17 - 35ns,
IOH = -1.0mA for 45 - 55ns, VCC = 4.5
Min
2.4
NOTE: DC test conditions: VIH = VCC -0.3V, VIL = 0.3V
* Not 100% duty cycle
Max
10
10
160
15
0.4
Units
µA
µA
mA
mA
V
V
Parameter
DATA RETENTION CHARACTERISTICS FOR LOW POWER “L” VERSION
Symbol
Conditions
Data Retention Supply Voltage
Low Power Data Retention
Low Power Data Retention
VDR
ICCDR1
ICCDR2
CS VCC -0.2V
VCC = 3V
VCC = 2V
Min Max
2.0 5.5
7
2
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
2
Units
V
mA
mA


Part Number WMS512K8-xxx
Description 512Kx8 MONOLITHIC SRAM
Maker White Electronic Designs
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White Electronic Designs





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