w49f102 Winbond Electronics Corp America, w49f102 Datasheet - Page 5

• Manufacturer Part Number: w49f102
• Description: 64k X 16 Cmos Flash Memory
• Manufacturer: Winbond Electronics Corp America

TABLE OF OPERATING MODES
Operating Mode Selection
(V
TABLE OF COMMAND DEFINITION
Note: Address Format: A14 A0 (Hex); Data Format: DQ15 DQ8 (Don't Care); DQ7-DQ0 (Hex)
Read
Write
Standby
Write Inhibit
Output Disable
Product ID
Read
Chip Erase
Main Memory Erase
Word Program
Boot Block Lockout
Product ID Entry
Product ID Exit
Product ID Exit
HH
= 12V
Either one of the two Product ID Exit commands can be used.
Description
Command
MODE
5%)
(1)
(1)
Cycles
No. of
V
CE
V
V
V
V
X
X
X
1
6
6
4
6
3
3
1
IH
IL
IL
IL
IL
OE
V
V
V
V
V
V
X
X
Addr. Data Addr. Data Addr. Data Addr. Data Addr. Data Addr. Data
IH
IH
IL
IL
IL
IL
1st Cycle
XXXX F0
5555
5555
5555
5555
5555
5555
D
A
AA
AA
AA
AA
AA
AA
OUT
WE
IN
V
V
V
V
V
X
X
X
IH
IH
IH
IH
IL
A
A
X
X
X
X
A0 = V
A9 = V
A0 = V
A9 = V
2nd Cycle 3rd Cycle
IN
IN
2AAA
2AAA
2AAA
2AAA
2AAA
2AAA
55
55
55
55
55
55
- 5 -
IL
HH
IH
HH
ADDRESS
; A1 A15 = V
; A1 A15 = V
5555
5555
5555
5555
5555
5555
A0
80
80
80
90
F0
PINS
Publication Release Date: October 2000
IL
IL
;
;
4th Cycle
5555
5555
5555
AA
AA
A
D
AA
Dout
Din
High Z
High Z/D
High Z/D
High Z
Manufacturer Code 00DA
(Hex)
Device Code
002F (Hex)
IN
IN
5th Cycle
OUT
OUT
2AAA
2AAA
2AAA
55
55
55
DQ.
W49F102
Revision A3
6th Cycle
5555
5555
5555
10
30
40