6

8Mb Smart 3 Boot Block Flash Memory

Micron Technology, Inc., reserves the right to change products or specifications without notice.

Q10_3.p65 – Rev. 3, Pub. 10/01

©2001, Micron Technology, Inc.

8Mb

SMART 3 BOOT BLOCK FLASH MEMORY

3. Operation must be preceded by ERASE SETUP command.

4. Operation must be preceded by WRITE SETUP command.

5. The READ ARRAY command must be issued before reading the array after writing or erasing.

FUNCTION

RP#

CE#

OE#

WE#

WP#

A0

A9

DQ0–DQ7

Standby

H

H

XXXXX

X

High-Z

RESET

L

X

XXXXX

X

High-Z

READ

READ

H

L

L

H

X

X

X

X

Data-Out

Output Disable

H

L

H

H

X

X

X

X

High-Z

ERASE SETUP

H

L

H

L

X

X

X

X

20h

HLHL

X

X

X

D0h

WRITE SETUP

H

L

H

L

X

X

X

X

10h/40h

HLHL

X

X

X

Data-In

HLHL

X

X

X

X

FFh

ERASE SETUP

H

L

H

L

X

X

X

X

20h

L

H

L

XXX

D0h

HLHLH

X

X

D0h

WRITE SETUP

H

L

H

L

X

X

X

X

10h/40h

L

H

L

XXX

Data-In

HLHLH

X

X

Data-In

HLHL

X

X

X

X

FFh

Manufacturer Compatibility

H

L

L

H

X

L

X

89h

Device (top boot)

H

L

L

H

X

H

X

98h

Device (bottom boot)

H

L

L

H

X

H

X

99h