9

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

White Electronic Designs

WED2ZLRSP01S

April, 2002

Rev. 0

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

FIG. 4 TIMING WAVEFORM OF WRITE CYCLE

Clock

CKE#

Address

WRITE#

CEx#

ADV

OE#

Data Out

Data In

A1

A2

A3

D1-1

Q0-4

Q0-3

D2-1

D2-2

D2-3

D2-4

D3-1

D3-2

D3-3

D3-4

Dont Care

Undefined

NOTES:

WRITE# = L means WE# = L, and BWx# = L

CEx# refers to the combination of CE1#, CE2 and CE2#.

Note:

Applies to both independent arrays.