w39l020 Winbond Electronics Corp America, w39l020 Datasheet - Page 9

• Manufacturer Part Number: w39l020
• Description: 256k U 8 Cmos Flash Memory
• Manufacturer: Winbond Electronics Corp America

Command Definitions
Notes:
Read
Chip Erase
Sector Erase
Page Erase
Byte Program
Top Boot Block
Lockout –
64K/16KByte
Bottom Boot Block
Lockout -
64K/16KByte
Product ID Entry
Product ID Exit
Product ID Exit
DESCRIPTION
COMMAND
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. PA: Page Address
5. XX: Don't care
PA = 3FXXXh for Page 15 in Sector3
PA = 3EXXXh for Page 14 in Sector3 PA = 2EXXXh for Page 14 in Sector2 PA = 1EXXXh for Page 14 in Sector1
PA = 3DXXXh for Page 13 in Sector3 PA = 2DXXXh for Page 13 in Sector2 PA = 1DXXXh for Page 13 in Sector1
PA = 3CXXXh for Page 12 in Sector3 PA = 2CXXXh for Page 12 in Sector2 PA = 1CXXXh for Page 12 in Sector1
PA = 3BXXXh for Page 11 in Sector3 PA = 2BXXXh for Page 11 in Sector2 PA = 1BXXXh for Page 11 in Sector1
PA = 3AXXXh for Page 10 in Sector3 PA = 2AXXXh for Page 10 in Sector2 PA = 1AXXXh for Page 10 in Sector1
PA = 39XXXh for Page 9 in Sector3
PA = 38XXXh for Page 8 in Sector3
PA = 37XXXh for Page 7 in Sector3
PA = 36XXXh for Page 6 in Sector3
PA = 35XXXh for Page 5 in Sector3
PA = 34XXXh for Page 4 in Sector3
PA = 33XXXh for Page 3 in Sector3
PA = 32XXXh for Page 2 in Sector3
PA = 31XXXh for Page 1 in Sector3
PA = 30XXXh for Page 0 in Sector3
SA = 3XXXXh for Unique Sector3
SA = 2XXXXh for Unique Sector2
SA = 1XXXXh for Unique Sector1
SA = 0XXXXh for Unique Sector0
(2)
(2)
NO. OF
Cycles
1
6
6
6
4
6
6
3
3
1
1ST CYCLE
Addr.
XXXX F0
A
5555 AA
5555 AA
5555 AA
5555 AA
5555 AA
5555 AA
5555 AA
5555 AA
IN
(1)
D
Data
PA = 2FXXXh for Page 15 in Sector2
SA = 29XXXh for Page 9 in Sector2
SA = 28XXXh for Page 8 in Sector2
SA = 27XXXh for Page 7 in Sector2
SA = 26XXXh for Page 6 in Sector2
SA = 25XXXh for Page 5 in Sector2
SA = 24XXXh for Page 4 in Sector2
SA = 23XXXh for Page 3 in Sector2
SA = 22XXXh for Page 2 in Sector2
SA = 21XXXh for Page 1 in Sector2
SA = 20XXXh for Page 0 in Sector2
OUT
2ND CYCLE 3RD CYCLE 4TH CYCLE 5TH CYCLE 6TH CYCLE
Addr. Data
2AAA 55
2AAA 55
2AAA 55
2AAA 55
2AAA 55
2AAA 55
2AAA 55
2AAA 55
Addr. Data
5555 80
5555 80
5555 80
5555 A0
5555 80
5555 80
5555 90
5555 F0
- 9 -
PA = 1FXXXh for Page 15 in Sector1
SA = 19XXXh for Page 9 in Sector1
SA = 18XXXh for Page 8 in Sector1
SA = 17XXXh for Page 7 in Sector1
SA = 16XXXh for Page 6 in Sector1
SA = 15XXXh for Page 5 in Sector1
SA = 14XXXh for Page 4 in Sector1
SA = 13XXXh for Page 3 in Sector1
SA = 12XXXh for Page 2 in Sector1
SA = 11XXXh for Page 1 in Sector1
SA = 10XXXh for Page 0 in Sector1
Addr. Data
Publication Release Date: November 11, 2002
5555 AA
5555 AA
5555 AA
A
5555 AA
5555 AA
IN
D
IN
Addr. Data
2AAA 55
2AAA 55
2AAA 55
2AAA 55
2AAA 55
5555 40/70
5555 40/70
Addr. Data
5555 10
SA
PA
(3)
(4)
PA = 0CXXXh for Page 12 in Sector0
PA = 0FXXXh for Page 15 in Sector0
PA = 0EXXXh for Page 14 in Sector0
PA = 0DXXXh for Page 13 in Sector0
PA = 0BXXXh for Page 11 in Sector0
PA = 0AXXXh for Page 10 in Sector0
SA = 09XXXh for Page 9 in Sector0
SA = 08XXXh for Page 8 in Sector0
SA = 07XXXh for Page 7 in Sector0
SA = 06XXXh for Page 6 in Sector0
SA = 05XXXh for Page 5 in Sector0
SA = 04XXXh for Page 4 in Sector0
SA = 03XXXh for Page 3 in Sector0
SA = 02XXXh for Page 2 in Sector0
SA = 01XXXh for Page 1 in Sector0
SA = 00XXXh for Page 0 in Sector0
W39L020
30
50
7TH CYCLE
Revision A4
Addr. Data
00000 XX
3FFFF XX
(5)
(5)