AM49PDL127BH66IS SPANSION [SPANSION], AM49PDL127BH66IS Datasheet - Page 72

• Manufacturer Part Number: AM49PDL127BH66IS
• Description: 128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
• Manufacturer: SPANSION [SPANSION]

FLASH 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.
70
Note: DQ2 toggles only when read at an address within an erase-suspended sector. The system may use OE# or CE#f1 to
toggle DQ2 and DQ6.
WE#
CE#f2 (PDL129 only)
DQ6
DQ2
Embedded
Addresses
DQ6/DQ2
CE#f1 or
Erasing
RY/BY#
Enter
WE#
OE#
Erase
Valid Data
Figure 22. Toggle Bit Timings (During Embedded Algorithms)
t
Suspend
DH
Erase
t
OEH
A D V A N C E
Erase Suspend
Read
Am49PDL127BH/Am49PDL129BH
(first read)
Status
Valid
Figure 23. DQ2 vs. DQ6
Suspend Program
Enter Erase
t
OEPH
I N F O R M A T I O N
t
AHT
t
OE
(second read)
Suspend
Program
t
ASO
Erase
Status
Valid
t
CEPH
Erase Suspend
t
t
AHT
AS
Read
Resume
(stops toggling)
Erase
Status
Valid
Erase
December 16, 2003
Valid Data
Complete
Erase