AM29DL640H AMD, AM29DL640H Datasheet - Page 33

• Manufacturer Part Number: AM29DL640H
• Description: 64 Megabit CMOS 3.0 Volt-only / Simultaneous Read/Write Flash Memory
• Manufacturer: AMD

Notes:
1. DQ5 switches to ‘1’ when an Embedded Program or Embedded Erase operation has exceeded the maximum timing limits.
2. DQ7 and DQ2 require a valid address when reading status information. Refer to the appropriate subsection for further
3. When reading write operation status bits, the system must always provide the bank address where the Embedded Algorithm
February 9, 2005
Standard
Suspend
Erase
Mode
Mode
Refer to the section on DQ5 for more information.
details.
is in progress. The device outputs array data if the system addresses a non-busy bank.
Embedded Program Algorithm
Embedded Erase Algorithm
Erase-Suspend-Program
Erase-Suspend-
Read
Status
Erase
Suspended Sector
Non-Erase
Suspended Sector
Table 13. Write Operation Status
(Note 2)
Am29DL640H
DQ7#
DQ7#
DQ7
Data
0
1
No toggle
Toggle
Toggle
Toggle
Data
DQ6
(Note 1)
DQ5
Data
0
0
0
0
DQ3
Data
N/A
N/A
N/A
1
No toggle
(Note 2)
Toggle
Toggle
Data
DQ2
N/A
RY/BY#
0
0
1
1
0
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