AM29PDL640G AMD [Advanced Micro Devices], AM29PDL640G Datasheet - Page 52

• Manufacturer Part Number: AM29PDL640G
• Description: 64 Megabit (4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Read/Write Flash Memory with Enhanced VersatileIOTM Control
• Manufacturer: AMD [Advanced Micro Devices]

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
50
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.
WE#
DQ6
DQ2
Addresses
DQ6/DQ2
RY/BY#
WE#
CE#
OE#
Embedded
Erasing
Enter
Valid Data
t
Erase
DH
Figure 20. Toggle Bit Timings (During Embedded Algorithms)
t
OEH
Suspend
Erase
Erase Suspend
(first read)
Read
Status
Valid
Figure 21. DQ2 vs. DQ6
Suspend Program
D A T A S H E E T
t
OEPH
Enter Erase
Am29PDL640G
t
AHT
t
OE
(second read)
t
ASO
Suspend
Status
Program
Valid
Erase
t
CEPH
t
t
AHT
Erase Suspend
AS
Read
Resume
(stops toggling)
Erase
Status
Valid
Erase
December 13, 2005
Complete
Valid Data
Erase