WS128K32-XG4TX Ver la hoja de datos (PDF) - White Electronic Designs => Micro Semi

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WS128K32-XG4TX

128K x 32 SRAM module, SMD 5962-93187

White Electronic Designs => Micro Semi 

WS128K32-XXX / EDI8C32128C

HI-RELIABILITY PRODUCT

128Kx32 SRAM MODULE, SMD 5962-93187 & 5962-95595

FEATURES

s Access Times of 15, 17, 20, 25, 35, 45, 55ns

s MIL-STD-883 Compliant Devices Available

s Packaging

• 66 pin, PGA Type, 1.075" square, Hermetic Ceramic HIP

(Package 400)

• 68 lead, 40mm Low Profile CQFP, 3.56mm (0.140")

(Package 502), Package to be developed.

• 68 lead, 22.4mm Low Profile CQFP, 4.57mm (0.180"),

(Package 509)

s Organized as 128Kx32; User Configurable as 256Kx16 or

512Kx8

s Low Power Data Retention - only available in G2T/E

package type

s Commercial, Industrial and Military Temperature Ranges

s 5 Volt Power Supply

s Low Power CMOS

s TTL Compatible Inputs and Outputs

s Built in Decoupling Caps and Multiple Ground Pins for Low

Noise Operation

s Weight:

WS128K32-XG2TX / EDI8C32128C-E - 8 grams typical

WS128K32-XH1X / EDI8C32128C-G - 13 grams typical

WS128K32-XG4TX - 20 grams typical

s All devices are upgradeable to 512Kx32

NOTE: For non-SMD new designs, please use the WS128K32-

XXX part number for inquiries and orders.

FIG. 1 PIN CONFIGURATION FOR WS128K32N-XH1X

AND EDI8C32128C-G

TOP VIEW

1

12

23

34

45

56

I/O8

WE2

I/O15

I/O24

VCC

I/O31

I/O9

CS2

I/O14

I/O25

CS4

I/O30

I/O10

GND

I/O13

I/O26

WE4

I/O29

A13

I/O11

I/O12

A6

I/O27

I/O28

A14

A10

OE

A7

A3

A0

A15

A11

NC

NC

A4

A1

A16

A12

WE1

A8

A5

A2

NC

VCC

I/O7

A9

WE3

I/O23

I/O0

CS1

I/O6

I/O16

CS3

I/O22

I/O1

NC

I/O5

I/O17 GND

I/O21

I/O2

I/O3

I/O4

11

22

33

I/O18

I/O19

I/O20

44

55

66

OE

A0-16

PIN DESCRIPTION

I/O0-31 Data Inputs/Outputs

A0-16 Address Inputs

WE1-4 Write Enables

CS1-4 Chip Selects

OE Output Enable

VCC Power Supply

GND

Ground

NC Not Connected

BLOCK DIAGRAM

W E1C S 1

W E2 C S2

W E3 C S 3

W E 4C S4

128K x 8

8

128K x 8

8

128K x 8

8

128K x 8

8

I/O0-7

I/O8-15

I/O16-23

I/O24-31

August 1999 Rev. 4

1

White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com

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