W29C022 Datasheet, PDF (16/20 Pages) Winbond – 256K x 8 CMOS FLASH MEMORY

Timing Waveforms, continued
Toggle Bit Timing Diagram
#WE
#CE
#OE
DQ6
TOEH
TDH
TOE
HIGH-Z
W29C022
TWR
Page Write Timing Diagram Software Data Protection Mode
Address A15-0
DQ15-0
#CE
#OE
#WE
TWC
Three-byte sequence for
Byte/page load
cycle starts
software data protection mode
5555 2AAA
5555
AAAA
5555
A0A0
TWP
TBLC
TWPH
SW0
SW1
SW2 Word 0
Word N-1 ^{Word N}
(last word)
Internal write starts
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