W72M64VK-XBX Datasheet, PDF (10/16 Pages) White Electronic Designs Corporation – 2Mx64 3.3V Simultaneous Operation Flash Multi-Chip Package

White Electronic Designs
W72M64VK-XBX
Addresses
CS#
OE#
WE#
Data
FIGURE 9: BACK TO BACK READ/WRITE CYCLE TIMINGS
tWC
Valid PA
tAH
tRC
Valid RA
tACC
tCE
tOE
tWC
Valid PA
tWC
Valid PA
tCPH
tCP
tWPH
tWP
tOEH
tDS
tDH
Valid In
tSR/W
tGHWL
tDF
tOH
Valid Out
Valid In
Valid In
WE# Controlled Write Cycle
Read Cycle
CS# Controlled Write Cycle
FIGURE 10: DATA POLLING TIMINGS (DURING EMBEDDED ALGORITHMS)
Addresses
CS#
OE#
WE#
DQ7
tRC
VA
tACC
tCE
tCH
tOE
tOEH
tDF
tOH
Complement
VA
VA
Complement True
Valid Data ^{High Z}
DQ0-DQ6
Status Data
Status Data True
High Z
Valid Data
RY/BY#
tBUSY
NOTE: VA = Valid address. Illustration shows first status cycle after command sequence, last status read cycle, and array data read cycle.
April 2005
Rev. 0
10
White Electronic Designs Corporation • [phone] • www.wedc.com