M29W800DB90N6T STMicroelectronics, M29W800DB90N6T Datasheet - Page 18
![IC FLASH 8MBIT 90NS 48TSOP](/photos/7/26/72669/497-48-tsop_series_sml.jpg)
M29W800DB90N6T
Manufacturer Part Number
M29W800DB90N6T
Description
IC FLASH 8MBIT 90NS 48TSOP
Manufacturer
STMicroelectronics
Datasheet
1.M29W800DT90N6.pdf
(41 pages)
Specifications of M29W800DB90N6T
Format - Memory
FLASH
Memory Type
FLASH - Nor
Memory Size
8M (1M x 8 or 512K x 16)
Speed
90ns
Interface
Parallel
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
48-TSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
497-1717-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
M29W800DT, M29W800DB
Table 7. Status Register Bits
Note: Unspecified data bits should be ignored.
Figure 8. Data Polling Flowchart
18/41
Program
Program During Erase
Suspend
Program Error
Chip Erase
Block Erase before
timeout
Block Erase
Erase Suspend
Erase Error
Operation
at VALID ADDRESS
at VALID ADDRESS
NO
READ DQ5 & DQ7
READ DQ7
START
DATA
DATA
FAIL
DQ7
DQ5
DQ7
= 1
=
=
YES
Faulty Block Address
NO
NO
Good Block Address
Non-Erasing Block
Non-Erasing Block
Non-Erasing Block
Erasing Block
Erasing Block
Erasing Block
Any Address
Any Address
Any Address
Any Address
YES
YES
Address
PASS
AI03598
DQ7
DQ7
DQ7
DQ7
0
0
0
0
0
1
0
0
Figure 9. Data Toggle Flowchart
No Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
DQ6
Data read as normal
DQ5
0
0
1
0
0
0
0
0
0
1
1
NO
DQ5 & DQ6
READ DQ6
READ DQ6
TOGGLE
TOGGLE
START
TWICE
READ
FAIL
DQ6
DQ5
DQ6
= 1
DQ3
=
=
–
–
–
1
0
0
1
1
–
1
1
YES
YES
YES
NO
NO
No Toggle
No Toggle
No Toggle
Toggle
Toggle
Toggle
Toggle
Toggle
DQ2
–
–
–
PASS
AI01370C
RB
0
0
0
0
0
0
0
0
1
1
0
0