AM29F200AB-120EC AMD [Advanced Micro Devices], AM29F200AB-120EC Datasheet - Page 20

• Manufacturer Part Number: AM29F200AB-120EC
• Description: 2 Megabit (256 K x 8-Bit/128 K x 16-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 9. Write Operation Status
P R E L I M I N A R Y
(Note 1)
DQ7#
DQ7#
Data
DQ7
0
1
Am29F200A
No toggle
Toggle
Toggle
Toggle
Data
DQ6
(Note 2)
DQ5
Data
0
0
0
0
DQ3
Data
N/A
N/A
N/A
1
No toggle
(Note 1)
Toggle
Toggle
DQ2
Data
N/A
RY/BY#
0
0
1
1
0