WEDPS512K32-XBX

1

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

White Electronic Designs

White Electronic Designs Corp. reserves the right to change products or specifications without notice.

November, 2003

Rev.6

512Kx32 SRAM MULTI-CHIP PACKAGE

FEATURES

Access Times of 12, 15, 17, 20, ns

Packaging

• 16mm x 18mm, 143 PBGA

Organized as 512Kx32, User Configurable as

1Mx16 or 2Mx8

PIN CONFIGURATION FOR WEDPS512K32-XBX

TOP VIEW

PIN DESCRIPTION

I/O0-31

Data Inputs/Outputs

A0-18

Address Inputs

WE#1-4

Write Enables

CS#1-4

Chip Selects

OE#

Output Enable

VCC

Power Supply

GND

Ground

NC

Not Connected

Commercial, Industrial and Military Temperature

Ranges

TTL Compatible Inputs and Outputs

5V Power Supply

Low Power CMOS

This product is subject to change without notice.

512K x 8

8

I/O0-7

WE#1 CS#1

512K x 8

8

I/O8-15

WE#2 CS#2

512K x 8

8

I/O16-23

WE#3 CS#3

512K x 8

8

I/O24-31

WE#4 CS#4

A0-18

OE#

BLOCK DIAGRAM

12

34

5

6

7

89

10

11

12

A

-

A2A1

A0GND

GND

A18

A17

A16

GND

B

CS#2

A3

A4

D14

D15

NC

CS#4

D24

D25

OE#

A15

NC

C

D9

D8

NC

D12

D13

GND

D26

D27

WE#4

D31

D30

D

D10

D11

GND

GND

GND

GND

D28

D29

E

WE#2

GND

GND

GND

GND

GND

NC

F

GND

GND

GND

GND

GND

GND

G

GND

GND

GND

GND

GND

GND

H

CS#1

GND

GND

GND

GND

GND

NC

J

D1

D0

GND

GND

GND

GND

D23

D22

K

D2

D3

NC

D7

D5

GND

D17

D16

CS#3

D20

D21

L

WE#1

A6

A5

D6

D4

NC

WE#3

D19

D18

A14

A13

NC

M

GND

A7A8

GND

GND

A10

A11

A12