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WMS128K8-55FI

Description
Standard SRAM, 128KX8, 55ns, CMOS, CDFP36, CERAMIC, DFP-36
Categorystorage    storage   
File Size455KB,10 Pages
ManufacturerWhite Electronic Designs Corporation
Websitehttp://www.wedc.com/
Download Datasheet Parametric View All

WMS128K8-55FI Overview

Standard SRAM, 128KX8, 55ns, CMOS, CDFP36, CERAMIC, DFP-36

WMS128K8-55FI Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
package instructionCERAMIC, DFP-36
Reach Compliance Codeunknown
Maximum access time55 ns
I/O typeCOMMON
JESD-30 codeR-CDFP-F36
JESD-609 codee4
length23.37 mm
memory density1048576 bit
Memory IC TypeSTANDARD SRAM
memory width8
Number of functions1
Number of terminals36
word count131072 words
character code128000
Operating modeASYNCHRONOUS
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
organize128KX8
Output characteristics3-STATE
Package body materialCERAMIC, METAL-SEALED COFIRED
encapsulated codeGDFP
Encapsulate equivalent codeFL36,.5
Package shapeRECTANGULAR
Package formFLATPACK, GUARD RING
Parallel/SerialPARALLEL
Peak Reflow Temperature (Celsius)NOT SPECIFIED
power supply5 V
Certification statusNot Qualified
Maximum seat height2.897 mm
Maximum standby current0.025 A
Minimum standby current4.5 V
Maximum slew rate0.07 mA
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)4.5 V
Nominal supply voltage (Vsup)5 V
surface mountYES
technologyCMOS
Temperature levelINDUSTRIAL
Terminal surfaceGOLD
Terminal formFLAT
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width12.95 mm
Base Number Matches1
White Electronic Designs
128Kx8 MONOLITHIC SRAM, SMD 5962-96691
FEATURES
Access Times 15, 17, 20, 25, 35, 45, 55ns
Revolutionary, Center Power/Ground Pinout JEDEC
Approved
• 32 lead Ceramic SOJ (Package 101)
• 36 lead Ceramic Flat Pack (Package 226)
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 206)
WMS128K8-XXX
32 pin, Rectangular Ceramic Leadless Chip Carrier
(Package 601)
MIL-STD-883 Compliant Devices Available
Commercial, Industrial and Military Temperature
Range
5 Volt Power Supply
Low Power CMOS
2V Data Retention Devices Available
(Low Power Version)
TTL Compatible Inputs and Outputs
This product is subject to change without notice.
Revolutionary Pinout
36 FLAT PACK
32 CSOJ (DR)
Evolutionary Pinout
32 DIP
32 CSOJ (DE)
32 FLATPACK (FE)
32 CLCC
Top View
NC
A0
A1
A2
A3
CS#
I/O0
I/O1
V
CC
GND
I/O2
I/O3
WE#
A4
A5
A6
A7
NC
Top View
NC
A16
A15
A14
A13
OE#
I/O7
I/O6
GND
V
CC
I/O5
I/O4
A12
A11
A10
A9
A8
NC
Top View
A16
A15
A14
A13
OE#
I/O8
I/O7
GND
V
CC
I/O6
I/O5
A12
A11
A10
A9
A8
NC
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
GND
Top View
V
CC
A15
NC
WE#
A13
A8
A9
A11
OE#
A10
CS#
I/O7
I/O6
I/O5
I/O4
I/O3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
A0
A1
A2
A3
CS#
I/O1
I/O2
V
CC
GND
I/O3
I/O4
WE#
A4
A5
A6
A7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A12
A14
A16
A18
V
CC
A15
A17
4 3 2 1 32 31 30
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
5
6
7
8
9
10
11
12
13
29
28
27
26
25
24
23
22
21
14 15 16 17 18 19 20
WE#
A13
A8
A9
A11
OE#
A10
CS#
I/O7
Pin Description
A
0-16
I/O
0-7
CS
OE
WE
V
CC
GND
Address Inputs
Data Input/Output
Chip Select
Output Enable
Write Enable
+5.0V Power
Ground
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
September 2002
September 2002 Rev. 5
Rev. 5
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
I/O1
I/02
V
SS
I/O3
I/O4
I/O5
I/O6
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