AM29LV004B-1 AMD [Advanced Micro Devices], AM29LV004B-1 Datasheet - Page 22

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AM29LV004B-1

Manufacturer Part Number
AM29LV004B-1
Description
4 Megabit (512 K x 8-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory
Manufacturer
AMD [Advanced Micro Devices]
Datasheet
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 details.
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
(Note 2)
DQ7#
DQ7#
DQ7
Data
0
1
Am29LV004B
No toggle
Toggle
Toggle
Toggle
DQ6
Data
(Note 1)
Data
DQ5
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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