W49L102 Datasheet, PDF (5/21 Pages) Winbond – 64K X 16 CMOS 3.3V FLASH MEMORY

Preliminary W49L102
TABLE OF OPERATING MODES
Operating Mode Selection
(VHH = 12V ± 0.5V )
MODE
PINS
Read
Write
Standby
Write Inhibit
Output Disable
Product ID
CE OE WE
ADDRESS
VIL VIL VIH AIN
VIL VIH VIL AIN
VIH X X X
X VIL X X
X X VIH X
X VIH X X
VIL VIL VIH A0 = VIL; A1−A15 = VIL;
A9 = VHH
VIL VIL VIH A0 = VIH; A1−A15 = VIL;
A9 = VHH
DQ.
Dout
Din
High Z
High Z/DOUT
High Z/DOUT
High Z
Manufacturer Code
00DA (Hex)
Device Code
00BF (Hex)
TABLE OF COMMAND DEFINITION
Command
Description
Read
Chip Erase
Main Memory Erase
Word Program
Boot Block Lockout
Product ID Entry
Product ID Exit ⁽¹⁾
Product ID Exit ⁽¹⁾
No. of
Cycles
1
6
6
4
6
3
3
1
1st Cycle 2nd Cycle 3rd Cycle 4th Cycle 5th Cycle 6th Cycle
Addr. Data Addr. Data Addr. Data Addr. Data Addr. Data Addr. Data
AIN DOUT
5555 AA 2AAA 55 5555 80 5555 AA 2AAA 55 5555 10
5555 AA 2AAA 55 5555 80 5555 AA 2AAA 55 5555 30
5555 AA 2AAA 55 5555 A0 AIN DIN
5555 AA 2AAA 55 5555 80 5555 AA 2AAA 55 5555 40
5555 AA 2AAA 55 5555 90
5555 AA 2AAA 55 5555 F0
XXXX F0
Note: Address Format: A14−A0 (Hex); Data Format: DQ15−DQ8 (Don't Care); DQ7-DQ0 (Hex)
Either one of the two Product ID Exit commands can be used.
Publication Release Date: June 1999
-5-
Revision A1