w39l040a Winbond Electronics Corp America, w39l040a Datasheet - Page 10

• Manufacturer Part Number: w39l040a
• Description: 512k ? 8 Cmos Flash Memory
• Manufacturer: Winbond Electronics Corp America

6.5.3
Note: All sectors are 64K bytes in size.
6.5.4
Notes:
Read
Chip Erase
Sector Erase
Byte Program
Product ID Entry
Product ID Exit
Product ID Exit
DESCRIPTION
COMMAND
SECTOR
1. Address Format: A14 − A0 (Hex); Data Format: DQ7 − DQ0 (Hex)
2. Either one of the two Product ID Exit commands can be used.
3. SA: Sector Address
4. XX: Don't care
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA = 7XXXXh for Unique Sector7
SA = 6XXXXh for Unique Sector6
SA = 5XXXXh for Unique Sector5
SA = 4XXXXh for Unique Sector4
SA = 3XXXXh for Unique Sector3
SA = 2XXXXh for Unique Sector2
SA = 1XXXXh for Unique Sector1
SA = 0XXXXh for Unique Sector0
Sector Address Table
Command Definitions
(2)
(2)
NO. OF
Cycles
A18
1
6
6
4
3
3
1
0
0
0
0
1
1
1
1
Addr.
1ST CYCLE 2ND CYCLE 3RD CYCLE 4TH CYCLE 5TH CYCLE 6TH CYCLE
XXXX
5555
5555
5555
5555
5555
A
IN
A17
(1)
0
0
1
1
0
0
1
1
Data
D
AA
AA
AA
AA
AA
F0
OUT
Addr.
2AAA
2AAA
2AAA
2AAA
2AAA
A16
0
1
0
1
0
1
0
1
Data
55
55
55
55
55
- 10 -
SECTOR SIZE (KBYTES)
Addr.
5555
5555
5555
5555
5555
Data
A0
F0
80
80
90
64
64
64
64
64
64
64
64
Addr.
5555
5555
A
IN
Data
AA
AA
D
IN
2AAA
2AAA
Addr.
00000h − 0FFFFh
10000h − 1FFFFh
20000h − 2FFFFh
30000h − 3FFFFh
40000h − 4FFFFh
50000h − 5FFFFh
60000h − 6FFFFh
70000h − 7FFFFh
W39L040A
ADDRESS
Data
55
55
Addr.
5555
SA
(3)
Data
10
30