am49lv128bm Meet Spansion Inc., am49lv128bm Datasheet - Page 50

• Manufacturer Part Number: am49lv128bm
• Description: Stacked Multi-chip Package Mcp ,128 Megabit 8 M ? 16-bit ,uniform Sector Flash Memory And 32 Mbit 2 M ? 16-bit Pseudo-static Ram With Page Mode Featuring Mirrorbit Technology,supplemental Datasheet
• 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
48
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
DQ6/DQ2
WE#
DQ6
DQ2
WE#
OE#
CE#
Embedded
Erasing
Enter
Valid Data
t
DH
t
OEH
Erase
Figure 21. Toggle Bit Timings (During Embedded Algorithms)
Suspend
Erase
Erase Suspend
(first read)
Status
Valid
Read
t
OEPH
Figure 22. DQ2 vs. DQ6
Suspend Program
Enter Erase
Am49LV128BM
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
June 17, 2004
Complete
Valid Data
Erase