WSF128K32-XH2X View Datasheet(PDF) - White Electronic Designs Corporation
Part Name
Description
MFG CO.
'WSF128K32-XH2X' PDF : 12 Pages View PDF
White Electronic Designs
WSF128K32-XH2X
PRELIMINARY
FIGURE 3 – SRAM TIMING WAVEFORM - READ CYCLE
ADDRESS
DATA I/O
tRC
tAA
tOH
PREVIOUS DATA VALID
DATA VALID
READ CYCLE 1, (SCS# = OE# = VIL, SWE# = FCS# = VIH)
ADDRESS
SCS#
SOE#
DATA I/O
tRC
tAA
tACS
tCLZ
tCHZ
tOE
tOLZ
HIGH IMPEDANCE
tOHZ
DATA VALID
READ CYCLE 2, (SWE# = FCS# = VIH)
FIGURE 4 – SRAM WRITE CYCLE - SWE# CONTROLLED
ADDRESS
SCS#
SWE#
DATA I/O
tWC
tAW
tCW
tAH
tAS
tWP
tWHZ
tOW
tDW
tDH
DATA VALID
WRITE CYCLE 1, SWE# CONTROLLED (FCS# = VIH)
FIGURE 5 – SRAM WRITE CYCLE - SCS# CONTROLLED
tWC
ADDRESS
tAW
tAS
tCW
tAH
SCS#
SWE#
DATA I/O
tWP
tDW
tDH
DATA VALID
WRITE CYCLE 2, SCS# CONTROLLED (FCS# = VIH)
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
October 2004
Rev. 4
4
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
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