WS256K32 View Datasheet(PDF) - White Electronic Designs => Micro Semi

Part Name

Description

Manufacturer

WS256K32

256Kx32 SRAM MODULE

White Electronic Designs => Micro Semi 

WS256K32-XXX

FIG. 4

TIMING WAVEFORM - READ CYCLE

ADDRESS

DATA I/O

tRC

tAA

tOH

PREVIOUS DATA VALID

DATA VALID

READ CYCLE 1 (CS = OE = VIL, WE = VIH)

ADDRESS

CS

OE

DATA I/O

tRC

tAA

tACS

tCLZ

tCHZ

tOE

tOLZ

HIGH IMPEDANCE

tOHZ

DATA VALID

READ CYCLE 2 (WE = VIH)

FIG. 5

WRITE CYCLE - WE CONTROLLED

ADDRESS

CS

WE

DATA I/O

tWC

tAW

tCW

tAH

tAS

tWP

tWHZ

tOW

tDW

tDH

DATA VALID

WRITE CYCLE 1, WE CONTROLLED

FIG. 6

WRITE CYCLE - CS CONTROLLED

ADDRESS

tAS

CS

tWC

WS32K32-XHX

tAW

tCW

tAH

WE

DATA I/O

tWP

tDW

tDH

DATA VALID

WRITE CYCLE 2, CS CONTROLLED

5

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

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