4

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

White Electronic Designs

WS1M8-XXX

July 2004

Rev. 5

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

TIMING WAVEFORM – READ CYCLE

WRITE CYCLE – CS# CONTROLLED

ADDRESS

DATA I/O

WRITE CYCLE 2, CS# CONTROLLED

CS#

WE#

DATA VALID

ADDRESS

DATA I/O

DATA VALID

HIGH IMPEDANCE

CS#

OE#

ADDRESS

DATA I/O

DATA VALID

PREVIOUS DATA VALID

NOTE: OE# is internally tied to the GND and not accessible on the WS1M8-XCXX.

WRITE CYCLE – WE# CONTROLLED

ADDRESS

CS#

WE#

DATA VALID

DATA I/O

WRITE CYCLE 1, WE# CONTROLLED