ESMT
Description
Mode
CE
OE
WE
F49L800UA/F49L800BA
Table 4. F49L800UA/F49L800BA Auto-Select Mode (High Voltage Method)
A18
to
A12
X
A11
to
A10
X
A9
A8
to
A7
X
A6
A5
to
A4
X
A3
L
L
H
H
X
A2
L
H
L
H
X
A1
A0
DQ8
to
DQ15
X
22H
X
X
V
ID
X
L
X
L
H
X
X
L
X
X
X
L
H
22H
X
X
L
L
H
SA
X
V
ID
X
L
X
X
X
H
L
X
DAH
5BH
5BH
01H
(protected)
00H
(unprotected)
DQ7
to
DQ0
8CH
7FH
7FH
7FH
DAH
Manufacturer ID:
ESMT
L
L
L
L
L
L
L
L
L
L
H
H
H
H
H
V
ID
L
L
L
Device ID:
F49L800UA
(Upper Boot
Block)
Device ID:
F49L800BA
(Bottom
Boot Block)
Word
Byte
Word
Byte
X
X
V
ID
Sector
Protection
Verification
L= Logic Low=V
IL
, H= Logic High=V
IH
, SA= Sector Address, X= Don’t care.
Notes :
1.Manufacturer and device codes may also be accessed via the software command sequence in Table 5.
Elite Semiconductor Memory Technology Inc.
Publication Date : Jan. 2008
Revision: 1.6
6/47
ESMT [ ELITE SEMICONDUCTOR MEMORY TECHNOLOGY INC. ]
