M29W320DT NUMONYX [Numonyx B.V], M29W320DT Datasheet - Page 22

• Manufacturer Part Number: M29W320DT
• Description: 32 Mbit (4Mbx8 or 2Mbx16, Non-uniform Parameter Blocks, Boot Block), 3V Supply Flash memory
• Manufacturer: NUMONYX [Numonyx B.V]

Command Interface
Table 4.
1. X Don’t Care, PA Program Address, PD Program Data, BA Any address in the Block. All values in the table are in
2. The Command Interface only uses A–1, A0-A10 and DQ0-DQ7 to verify the commands; A11-A20, DQ8-DQ14 and DQ15
3. After a Read/Reset command, read the memory as normal until another command is issued. Read/Reset command is
4. After an Auto Select command, read Manufacturer ID, Device ID or Block Protection Status.
5. After Program, Unlock Bypass Program, Chip Erase, Block Erase commands read the Status Register until the
6. After the Unlock Bypass command issue Unlock Bypass Program or Unlock Bypass Reset commands.
7. After the Unlock Bypass Reset command read the memory as normal until another command is issued.
8. After the Erase Suspend command read non-erasing memory blocks as normal, issue Auto Select and Program
9. After the Erase Resume command the suspended Erase operation resumes, read the Status Register until the
10. CFI Query command is valid when device is ready to read array data or when device is in autoselected mode.
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Read/Reset
Auto Select
Program
Unlock Bypass
Unlock Bypass
Program
Unlock Bypass
Reset
Chip Erase
Block Erase
Erase Suspend
Erase Resume
Read CFI Query
hexadecimal.
are Don’t Care. DQ15A–1 is A–1 when BYTE is V
ignored during algorithm execution.
Program/Erase Controller completes and the memory returns to Read Mode. Add additional Blocks during Block Erase
Command with additional Bus Write Operations until Timeout Bit is set.
commands on non-erasing blocks as normal.
Program/Erase Controller completes and the memory returns to Read Mode.
(7)
Command
(5)
(5)
(5)
(4)
(3)
(5)
Commands, 16-bit mode, BYTE = V
(6)
(9)
(8)
(10)
6+
1
3
3
4
3
2
2
6
1
1
1
Addr Data Addr Data Addr Data Addr Data Addr Data Addr Data
555
555
555
555
555
555
55
X
X
X
X
X
1st
AA
AA
AA
AA
AA
AA
F0
A0
B0
90
30
98
2AA
2AA
2AA
2AA
2AA
2AA
PA
X
IL
2nd
or DQ15 when BYTE is V
PD
55
55
55
55
00
55
55
IH
(1)(2)
555
555
555
555
555
Bus Write Operations
X
3rd
F0
A0
90
20
80
80
IH
.
555
555
PA
4th
PD
AA
AA
M29W320DT, M29W320DB
2AA
2AA
5th
55
55
555
BA
6th
30
10