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M29W160DT, M29W160DB

Note: X Don’t Care, PA Program Address, PD Program Data, BA Any address in the Block.

All values in the table are in hexadecimal.

The Command Interface only uses A–1, A0-A10 and DQ0-DQ7 to verify the commands; A11-A19, DQ8-DQ14 and DQ15 are Don’t

Read/Reset. After a Read/Reset command, read the memory as normal until another command is issued.

Auto Select. After an Auto Select command, read Manufacturer ID, Device ID or Block Protection Status.

Progr am, Unlock Bypass Program, Chip Erase, Block Erase. After these commands read the Status Register until the 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.

Unlock Bypass. After the Unlock Bypass command issue Unlock Bypass Program or Unlock Bypass Reset commands.

Unlock Bypass Reset. After the Unlock Bypass Reset command read the memory as normal until another command is issued.

Erase Suspend. After the Erase Suspend command read non-erasing memory blocks as normal, issue Auto Select and Program com-

mands on non-erasing blocks as normal.

Erase Resume. After the Erase Resume command the suspended Erase operation resumes, read the Status Register until the Pro-

gram/Erase Controller completes and the memory returns to Read Mode.

CFI Query. Command is valid when device is ready to read array data or when device is in autoselected mode.

Command

Bus Write Operations

1st

2nd

3rd

4th

5th

6th

Addr

Data

Addr

Data

Addr

Data

Addr

Data

Addr

Data

Addr

Data

Read/Reset

1X

F0

3

555

AA

2AA

55

X

F0

Auto Select

3

555

AA

2AA

55

555

90

Program

4

555

AA

2AA

55

555

A0

PA

PD

Unlock Bypass

3

555

AA

2AA

55

555

20

Unlock Bypass

Program

2

X

A0

PA

PD

Unlock Bypass Reset

2

X

90

X

00

Chip Erase

6

555

AA

2AA

55

555

80

555

AA

2AA

55

555

10

Block Erase

6+

555

AA

2AA

55

555

80

555

AA

2AA

55

BA

30

Erase Suspend

1

X

B0

Erase Resume

1

X

30

Read CFI Query

1

55

98