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W49V002FAQ View Datasheet(PDF) - Winbond

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W49V002FAQ Datasheet PDF : 32 Pages
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W49V002FA
Timing Waveforms for Programmer Interface Mode, continued
Chip Erase Timing Diagram
Six-byte code for 3.3V-only software chip erase
A[10:0]
(Internal A[17:0])
5555
2AAA 5555
5555 2AAA
5555
DQ[7:0]
AA
55
80
AA
55
10
R/#C
#OE
#WE
TWP
TEC
TWPH
SB0
SB1
SB2
SB3
SB4
SB5 Internal Erasure Starts
Note: The internal address A[17:0] are converted from external Column/Row address.
Column/Row Address are mapped to the Low/High order internal address.
i.e. Column Address A[10:0] are mapped to the internal A[10:0],
Row Address A[6:0] are mapped to the internal A[17:11].
Sector Erase Timing Diagram
A[10:0]
(Internal A[17:0])
DQ[7:0]
R/#C
Six-byte code for 3.3V-only software
sector erase
5555
AA
2AAA
55
5555
80
5555
AA
2AAA
55
SA
30
#OE
TWP
TEC
#WE
TWPH
SB0
SB1
SB2
SB3
SB4
SB5 Internal Erase starts
Note: The internal address A[17:0] are converted from external Column/Row address.
Column/Row Address are mapped to the Low/High order internal address.
i.e. Column Address A[10:0] are mapped to the internal A[10:0],
Row Address A[6:0] are mapped to the internal A[17:11].
SA = Sector Address, Please ref. to the "Table of Command Definition"
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