am49lv6408m Meet Spansion Inc., am49lv6408m Datasheet - Page 51

• Manufacturer Part Number: am49lv6408m
• Description: Stacked Multi-chip Mcp 64 Mbit 4 M ? 16 Bit Flash Memory And 8 Mbit 512k ? 16 Bit Pseudo Static Ram
• Manufacturer: Meet Spansion Inc.

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.
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.
November 5, 2003
WE#
Addresses
DQ6
DQ2
DQ6/DQ2
CE#f
WE#
OE#
Embedded
Erasing
Enter
Valid Data
t
DH
t
OEH
Erase
Figure 21. Toggle Bit Timings (During Embedded Algorithms)
Suspend
Erase
A D V A N C E
Erase Suspend
(first read)
Status
Read
Valid
Figure 22. DQ2 vs. DQ6
t
OEPH
Suspend Program
Enter Erase
Am49LV6408M
t
AHT
t
OE
I N F O R M A T I O N
(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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