AM29F002NB AMD [Advanced Micro Devices], AM29F002NB Datasheet - Page 21

• Manufacturer Part Number: AM29F002NB
• Description: 2 Megabit (256 K x 8-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
• Manufacturer: AMD [Advanced Micro Devices]

Notes:
1. DQ7 and DQ2 require a valid address when reading status information. Refer to the appropriate subsection for further details.
2. DQ5 switches to ‘1’ when an Embedded Program or Embedded Erase operation has exceeded the maximum timing limits.
20
Standard
Mode
Erase
Suspend
Mode
See “DQ5: Exceeded Timing Limits” for more information.
Embedded Program Algorithm
Embedded Erase Algorithm
Reading within Erase
Suspended Sector
Reading within Non-Erase
Suspended Sector
Erase-Suspend-Program
Operation
Table 6. Write Operation Status
Am29F002B/Am29F002NB
(Note 1)
DQ7#
DQ7#
DQ7
Data
0
1
No toggle
Toggle
Toggle
Toggle
DQ6
Data
(Note 2)
Data
DQ5
0
0
0
0
Data
DQ3
N/A
N/A
N/A
1
November 28, 2000
No toggle
(Note 1)
Toggle
Toggle
Data
DQ2
N/A