ESMT
Description
Mode
CE
OE
WE
F49L800UA/F49L800BA
Table 4. F49L800UA/F49L800BA Auto-Select Mode (High Voltage Method)
A18 A11
to
to
A12 A10 A9
A8
to
A7 A6
X
X
L
L
A5
to
A2
X
X
A1
L
L
A0
L
H
DQ8
to
DQ15
X
22H
X
X
X
V
ID
X
L
X
L
H
22H
X
SA
X
V
ID
X
L
X
H
L
X
X
DQ7
to
DQ0
7FH
DAH
DAH
5BH
5BH
01H
(protected)
00H
(unprotected)
Manufacturer ID: ESMT
Device ID:
F49L800UA
(Upper Boot Block)
Device ID:
F49L800BA
(Bottom Boot Block)
L
L
L
L
L
L
L
L
L
L
L
L
H
H
H
H
H
H
X
X
X
X
V
ID
V
ID
Word
Byte
Word
Byte
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 : May. 2007
Revision: 1.2
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