M29W800DB70M1 View Datasheet(PDF) - Numonyx -> Micron

Part Name

Description

Manufacturer

M29W800DB70M1

8-Mbit (1 Mbit x 8 or 512 Kbits x 16, boot block) 3 V supply flash memory

Numonyx -> Micron 

M29W800DT, M29W800DB

Command interface

Table 4.

Commands, 16-bit mode, BYTE = VIH(1)

Bus write operations

Command

1st

2nd

3rd

4th

5th

6th

Addr Data Addr Data Addr Data Addr Data Addr Data Addr Data

Read/Reset

1 X 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

1. X don’t care, PA program address, PD program data, BA any address in the block.

All values in the table are in hexadecimal format.

The command interface only uses A–1, A0-A10 and DQ0-DQ7 to verify the commands; A11-A18, DQ8-DQ14 and DQ15

are don’t care. DQ15A–1 is A–1 when BYTE is VIL or DQ15 when BYTE is VIH.

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