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WS128K32-85G2UMA

Description
Standard SRAM,
Categorystorage    storage   
File Size1MB,10 Pages
ManufacturerMicrosemi
Websitehttps://www.microsemi.com
Download Datasheet Parametric View All

WS128K32-85G2UMA Overview

Standard SRAM,

WS128K32-85G2UMA Parametric

Parameter NameAttribute value
MakerMicrosemi
package instruction,
Reach Compliance Codeunknown
Memory IC TypeSTANDARD SRAM
Base Number Matches1
WS128K32-XXX
128Kx32 SRAM MODULE, SMD 5962-93187
FEATURES

Access Times of 70, 85, 100, 120ns

MIL-STD-883 Compliant Devices Available

Packaging
• 66-pin, PGA Type, 1.075 inch square, Hermetic Ceramic
HIP (Package 400).
• 68 lead, 40mm Low Profile CQFP, 3.56mm (0.140")
(Package 502).
• 68 lead, Hermetic CQFP (G2U), 22.4mm (0.880 inch)
square, 4.57mm (0.140 inch) high, (Package 510)

Organized as 128Kx32; User Configurable as 256Kx16 or
512Kx8

Commercial, Industrial and Military Temperature Ranges

5V Power Supply

Low Power CMOS

TTL Compatible Inputs and Outputs

Built in Decoupling Caps and Multiple Ground Pins for Low
Noise Operation

Weight
• WS128K32-XG2UX - 8 grams typical
• WS128K32-XH1X - 13 grams typical
• WS128K32-XG4TX - 20 grams typical

Upgradeable to 512Kx32
This product is subject to change without notice.
FIGURE 1 – PIN CONFIGURATION FOR WS128K32N-XH1X
TOP VIEW
1
I/O
8
I/O
9
I/O
10
A
14
A
16
A
11
A
0
NC
I/O
0
I/O
1
I/O
2
11
22
12
WE
2
#
CS
2
#
GND
I/O
11
A
10
A
9
A
15
V
CC
CS
1
#
NC
I/O
3
33
23
I/O
15
I/O
14
I/O
13
I/O
12
OE#
NC
WE
1
#
I/O
7
I/O
6
I/O
5
I/O
4
I/O
24
I/O
25
I/O
26
A
7
A
12
NC
A
13
A
8
I/O
16
I/O
17
I/O
18
44
34
V
CC
CS
4
#
WE
4
#
I/O
27
A
4
A
5
A
6
WE
3
#
CS
3
#
GND
I/O
19
55
45
I/O
31
I/O
30
I/O
29
I/O
28
A
1
A
2
A
3
I/O
23
I/O
22
I/O
21
I/O
20
66
8
8
8
8
OE#
A
0-16
128K x 8
128K x 8
128K x 8
128K x 8
PIN DESCRIPTION
56
I/O
0-31
A
0-16
WE
1-4
#
CS
1-4
#
OE#
V
CC
GND
NC
Data Inputs/Outputs
Address Inputs
Write Enables
Chip Selects
Output Enable
Power Supply
Ground
Not Connected
BLOCK DIAGRAM
WE
1
# CS
1
#
WE
2
# CS
2
#
WE
3
# CS
3
#
WE
4
# CS
4
#
I/O
0-7
I/O
8-15
I/O
16-23
I/O
24-31
Microsemi Corporation reserves the right to change products or specifications without notice.
May 2011
Rev. 5
© 2011 Microsemi Corporation. All rights reserved.
1
Microsemi Corporation • (602) 437-1520 • www.whiteedc.com
www.microsemi.com
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