ESMT
F49L800UA/F49L800BA
Operation Temperature Condition -40°C~85°C
Table 4. F49L800UA/F49L800BA Auto-Select Mode (High Voltage Method)
A18 A11 A8 A5
to to
A9 to A6 to A3 A2 A1 A0
A12 A10
DQ8
to
DQ15
DQ7
to
Description Mode
OE
L
WE
H
CE
L
A7
X
A4
X
DQ0
8CH
7FH
7FH
7FH
Manufacturer ID:
ESMT
L
L
H
H
L
H
L
X
X
X
X
X
X
VID
VID
VID
VID
L
L
L
L
L
L
L
H
L
H
H
L
X
H
Device ID:
Word
L
L
L
L
H
H
22H
X
DAH
DAH
F49L800UA
X
X
X
X
X
X
X
X
X
X
X
X
(Upper Boot
Block)
Byte
Device ID:
Word
L
L
L
L
H
H
22H
X
5BH
5BH
F49L800BA
X
(Bottom
Boot Block)
Byte
01H
(protected)
00H
X
Sector
Protection
L
L
H
SA
Verification
X
(unprotected)
L= Logic Low=VIL, H= Logic High=VIH, 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: 1.2 6/47
ESMT [ ELITE SEMICONDUCTOR MEMORY TECHNOLOGY INC. ]
