AM29DL640G65 AMD [Advanced Micro Devices], AM29DL640G65 Datasheet - Page 15
AM29DL640G65
Manufacturer Part Number
AM29DL640G65
Description
64 Megabit (8 M x 8-Bit/4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Read/Write Flash Memory
Manufacturer
AMD [Advanced Micro Devices]
Datasheet
1.AM29DL640G65.pdf
(52 pages)
- Current page: 15 of 52
- Download datasheet (2Mb)
To access the autoselect codes in-system, the host
system can issue the autoselect command via the
command register, as shown in Table 12. This method
Legend: L = Logic Low = V
June 7, 2002
Manufacturer ID:
AMD
Sector Protection
Verification
SecSi Indicator Bit
(DQ7)
Description
Read Cycle 1
Read Cycle 2
Read Cycle 3
CE# OE# WE#
L
L
L
L
IL
, H = Logic High = V
Table 5. Am29DL640G Autoselect Codes, (High Voltage Method)
L
L
L
L
H
H
H
H
A21
A12
BA
BA
SA
BA
to
IH
, BA = Bank Address, SA = Sector Address, X = Don’t care.
A11
A10
to
X
X
X
X
P R E L I M I N A R Y
V
V
V
V
A9
ID
ID
ID
ID
Am29DL640G
A8
A7
to
X
X
X
X
A6
L
L
L
L
L
L
A5
A4
does not require V
mand Sequence section for more information.
to
X
X
X
X
A3
H
H
L
L
L
A2
H
H
L
L
L
A1
H
H
H
H
L
L
A0
H
H
H
L
L
L
ID
. Refer to the Autoselect Com-
BYTE#
= V
DQ15 to DQ0
22h
22h
22h
X
X
X
IH
BYTE#
= V
X
X
X
X
IL
80h (factory locked),
00h (unprotected)
01h (protected),
00h (not factory
locked)
DQ7
DQ0
7Eh
01h
02h
01h
to
15
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