W49F020 Datasheet, PDF (15/21 Pages) Winbond – 256K X 8 CMOS FLASH MEMORY

Timing Waveforms, continued
Program Cycle Timing Diagram
Preliminary W49F020
Address A17-0
DQ7-0
CE
OE
WE
5555
AA
2AAA
55
Byte Program Cycle
5555
Address
A0
Data-In
TWP
T WPH
Byte 0
Byte 1
Byte 2
Byte 3
TBP
Internal Write Start
DATA Polling Timing Diagram
Address A17-0
WE
CE
OE
DQ7
TCEP
TOEH
TOEP
X
X
X
TBP or TEC
TOES
X
- 15 -
Publication Release Date: October 1999
Revision A1