AM29LV640MH SPANSION [SPANSION], AM29LV640MH Datasheet - Page 42

• Manufacturer Part Number: AM29LV640MH
• Description: 64 Megabit (4 M x 16-Bit/8 M x 8-Bit) MirrorBit 3.0 Volt-only Uniform Sector Flash Memory with VersatileI/O Control
• Manufacturer: SPANSION [SPANSION]

Notes:
1. DQ5 switches to ‘1’ when an Embedded Program, Embedded Erase, or Write-to-Buffer operation has exceeded the
2. DQ7 and DQ2 require a valid address when reading status information. Refer to the appropriate subsection for further details.
3. The Data# Polling algorithm should be used to monitor the last loaded write-buffer address location.
4. DQ1 switches to ‘1’ when the device has aborted the write-to-buffer operation.
40
Standard
Suspend
Suspend
Program
Write-to-
maximum timing limits. Refer to the section on DQ5 for more information.
Erase
Buffer
Mode
Mode
Mode
Embedded Program Algorithm
Embedded Erase Algorithm
Erase-Suspend-Program
(Embedded Program)
Busy (Note 3)
Abort (Note 4)
Program-
Suspend
Suspend
Erase-
Read
Read
Status
Program-Suspended
Sector
Non-Program
Suspended Sector
Erase-Suspended
Sector
Non-Erase Suspended
Sector
Table 10. Write Operation Status
D A T A S H E E T
(Note 2)
DQ7#
DQ7#
DQ7#
DQ7#
Am29LV640MH/L
DQ7
0
1
No toggle
Toggle
Toggle
Toggle
Toggle
Toggle
DQ6
Invalid (not allowed)
(Note 1)
DQ5
0
0
0
0
0
0
Data
Data
DQ3
N/A
N/A
N/A
N/A
N/A
1
No toggle
(Note 2)
Toggle
Toggle
DQ2
N/A
N/A
N/A
December 14, 2005
DQ1
N/A
N/A
N/A
0
0
1
RY/BY#
0
0
1
1
1
1
0
0
0