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

White Electronic Designs

WEDF1M32B-XXX5

May 1999

Rev.1

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

ADVANCED*

1Mx32 5V Flash Module

FEATURES

Access Times of 70, 90, 120ns

Packaging:

• 66 pin, PGA Type, 1.185” square, Hermetic

Ceramic HIP (Package 401)

• 68 lead, 22mm Low Profile CQFP, 4.6mm

(0.180”), (Package 509)

Sector Architecture

• One 16KByte Sectors

• Two 8KByte Sectors

• One 32KByte Sectors

• Fifteen 64KByte Sectors

1,000,000 Erase/Program Cycles

Organized as 1Mx32, user configurable as 2Mx16

or 4Mx8.

Commercial, Industrial and Military Temperature

Ranges

5V ± 10% for Read and Write Operations.

Low Power CMOS

Embedded Erase and Program Algorithm

Built-in Decoupling Caps and Multiple Ground Pins

for Low Noise Operation

Weight

WEDF1M32B-XG2TX5 - 8 grams typical

WEDF1M32B-XHX5 - 13 grams typical

* This product is under development, is not qualified or characterized and is subject to

change or cancellation without notice.

RESET#

GND

OE#

WE#

NC

NC

NC

GND

11

22

33

44

55

66

1

12

23

34

45

56

PIN CONFIGURATION FOR WF1M32B-XHX5

Top View

PIN DESCRIPTION

I/O0-31

Data Inputs/Outputs

A0-19

Address Inputs

WE#

Write Enable

CS1-4#

Chip Selects

OE#

Output Enable

RESET#

Reset

Power Supply

GND

Ground

NC

Not Connected

Block Diagram

1M x 8

8

I/O0-7

CS1#

1M x 8

8

I/O8-15

CS2#

1M x 8

8

I/O16-23

CS3#

1M x 8

8

I/O24-31

CS4#

A0-19

OE#

WE#

RESET#