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WS128K32-55G2TIE

Description
SRAM,
Categorystorage    storage   
File Size161KB,6 Pages
ManufacturerWhite Electronic Designs Corporation
Websitehttp://www.wedc.com/
Download Datasheet Parametric View All

WS128K32-55G2TIE Overview

SRAM,

WS128K32-55G2TIE Parametric

Parameter NameAttribute value
MakerWhite Electronic Designs Corporation
package instruction,
Reach Compliance Codeunknown
ECCN codeEAR99
WS128K32-XG2TXE
HI-RELIABILITY PRODUCT
128Kx32 SRAM MULTICHIP PACKAGE, RADIATION TOLERANT
FEATURES
s
Access Times of 35, 45, 55ns
s
Packaging
• 68 lead, 22.4mm CQFP (G2T), 4.57mm (0.180"),
(Package 509)
s
Organized as 128Kx32; User Configurable as 256Kx16
or 512Kx8
s
Low Power Data Retention
s
Commercial, Industrial and Military Temperature
Ranges
s
5 Volt Power Supply
s
Low Power CMOS
s
TTL Compatible Inputs and Outputs
ADVANCED*
s
Built in Decoupling Caps and Multiple Ground Pins for
Low Noise Operation
s
Weight:
WS128K32-XG2TXE - 8 grams typical
s
Radiation tolerant with epitaxial layer on die.
s
6T memory cells provide excellent protection against
soft errors
*
This data sheet describes a product that may or may not be under
development and is subject to change or cancellation without notice.
FIG. 1
PIN CONFIGURATION FOR WS128K32-XG2TXE
TOP VIEW
PIN DESCRIPTION
I/O
0-31
A
0-16
I/O
16
I/O
17
I/O
18
I/O
19
I/O
20
I/O
21
I/O
22
I/O
23
GND
I/O
24
I/O
25
I/O
26
I/O
27
I/O
28
I/O
29
I/O
30
I/O
31
NC
A
0
A
1
A
2
A
3
A
4
A
5
CS
3
GND
CS
4
WE
1
A
6
A
7
A
8
A
9
A
10
V
CC
Data Inputs/Outputs
Address Inputs
Write Enables
Chip Selects
Output Enable
Power Supply
Ground
Not Connected
9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
I/O
0
I/O
1
I/O
2
I/O
3
I/O
4
I/O
5
I/O
6
I/O
7
GND
I/O
8
I/O
9
I/O
10
I/O
11
I/O
12
I/O
13
I/O
14
I/O
15
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
WE
2
WE
3
WE
4
V
CC
OE
CS
2
A
11
A
12
A
13
A
14
A
15
A
16
NC
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
NC
CS
1
NC
NC
WE
1-4
CS
1-4
OE
V
CC
0.940"
GND
NC
The WEDC 68 lead G2T CQFP
fills the same fit and function
as the JEDEC 68 lead CQFJ or
68 PLCC. But the G2T has the
TCE and lead inspection
advantage of the CQFP form.
OE
A
0-16
BLOCK DIAGRAM
WE
1
CS
1
WE
2
CS
2
WE
3
CS
3
WE
4
CS
4
128K x 8
128K x 8
128K x 8
128K x 8
8
8
8
8
I/O
0-7
I/O
8-15
I/O
16-23
I/O
24-31
December 2000 Rev. 0
1
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
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