May 13, 2004 27631A4 S29GLxxxN MirrorBitTM Flash Family 99
Advance Information
AC Characteristics
OE#
CE#
WE#
Addresses
t
OEH
t
DH
t
AHT
t
ASO
t
OEPH
t
OE
Valid Data
(first read) (second read) (stops toggling)
t
CEPH
t
AHT
t
AS
DQ2 and DQ6 Valid Data
Valid
Status
Valid
Status
Valid
Status
RY/BY#
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
Figure 18. Toggle Bit Timings (During Embedded Algorithms)
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.
Figure 19. DQ2 vs. DQ6
Enter
Erase
Erase
Erase
Enter Erase
Suspend Program
Erase Suspend
Read
Erase Suspend
Read
Erase
WE#
DQ6
DQ2
Erase
Complete
Erase
Suspend
Suspend
Program
Resume
Embedded
Erasing