M29F400FB55M3F2 Micron Technology Inc, M29F400FB55M3F2 Datasheet - Page 36

• Manufacturer Part Number: M29F400FB55M3F2
• Manufacturer: Micron Technology Inc

Specifications of M29F400FB55M3F2

• Cell Type: NOR
• Density: 4Mb
• Access Time (max): 55ns
• Interface Type: Parallel
• Boot Type: Bottom
• Address Bus: 19/18Bit
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: -40C to 125C
• Package Type: SO W
• Program/erase Volt (typ): 4.5 to 5.5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Automotive
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8/16Bit
• Number Of Words: 512K/256K
• Supply Current: 20mA
• Mounting: Surface Mount
• Pin Count: 44
• Lead Free Status / Rohs Status: Compliant

36/67
Table 10.
Unspecified data bits should be ignored.
Figure 1. Data Polling Flowchart
Program
Program During
Erase Suspend
Program Error
Chip Erase
Block Erase before
timeout
Block Erase
Erase Suspend
Erase Error
Operation
Status Register Bits
Any Address
Any Address
Any Address
Any Address
Erasing Block
Non-Erasing Block 0
Erasing Block
Non-Erasing Block 0
Erasing Block
Non-Erasing Block Data read as normal
Good Block
Address
Faulty Block
Address
Address
at VALID ADDRESS
at VALID ADDRESS
NO
READ DQ5 & DQ7
READ DQ7
DQ7
DQ7
DQ7
0
0
0
1
0
0
START
DQ7
DATA
DATA
FAIL
DQ7
DQ5
DQ7
= 1
=
=
YES
NO
NO
Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
No
Toggle
Toggle
Toggle
YES
YES
DQ6
PASS
0
0
1
0
0
0
0
0
0
1
1
DQ5
AI03598
–
–
–
1
0
0
1
1
–
1
1
DQ3
–
–
–
Toggle
Toggle
No
Toggle
Toggle
No
Toggle
Toggle
No
Toggle
Toggle
DQ2
0
0
0
0
0
0
0
0
1
1
0
0
RB