AM29DL640H-90EI Spansion Inc., AM29DL640H-90EI Datasheet - Page 16

• Manufacturer Part Number: AM29DL640H-90EI
• Manufacturer: Spansion Inc.

Specifications of AM29DL640H-90EI

• Cell Type: NOR
• Density: 64Mb
• Access Time (max): 90ns
• Interface Type: Parallel
• Boot Type: Bottom/Top
• Address Bus: 23/22Bit
• Operating Supply Voltage (typ): 3/3.3V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP
• Program/erase Volt (typ): 3/8.5 to 9.5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8/16Bit
• Number Of Words: 8M/4M
• Supply Current: 16mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

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
14
Manufacturer ID:
AMD
Sector Protection
Verification
Secured Silicon
Indicator Bit (DQ6,
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. Am29DL640H 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
V
V
V
V
A9
ID
ID
ID
ID
Am29DL640H
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
L
A2
H
H
L
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 DQ8
22h
22h
22h
X
X
X
IH
BYTE#
= V
X
X
X
X
IL
81h (factory locked),
01h (customer and
00h (unprotected)
01h (protected),
factory locked)
June 7, 2005
DQ7
DQ0
7Eh
01h
02h
01h
to