AM29DL640H-90EI Spansion Inc., AM29DL640H-90EI Datasheet - Page 45

• 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

AC CHARACTERISTICS
Note: VA = Valid address; not required for DQ6. Illustration shows first two status cycle after command sequence, last status read
cycle, and array data read cycle
June 7, 2005
Note: DQ2 toggles only when read at an address within an erase-suspended sector. The system may use OE# or CE# to toggle
DQ2 and DQ6.
Addresses
WE#
DQ6
DQ2
DQ6/DQ2
RY/BY#
WE#
OE#
CE#
Embedded
Erasing
Enter
Valid Data
t
DH
t
OEH
Erase
Figure 23. Toggle Bit Timings (During Embedded Algorithms)
Suspend
Erase
Erase Suspend
(first read)
Status
Valid
Read
t
Figure 24. DQ2 vs. DQ6
OEPH
Suspend Program
Enter Erase
Am29DL640H
t
AHT
t
OE
(second read)
t
ASO
Status
Valid
Suspend
Program
Erase
t
CEPH
t
t
AHT
AS
Erase Suspend
Read
(stops toggling)
Resume
Erase
Status
Valid
Erase
Complete
Valid Data
Erase
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