MT28F800B3 Micron Technology, MT28F800B3 Datasheet - Page 6

• Manufacturer Part Number: MT28F800B3
• Description: (MT28F008B3 / MT28F800B3) FLASH MEMORY
• Manufacturer: Micron Technology

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DataSheet
TRUTH TABLE (MT28F008B3)
NOTE: 1. L = V
8Mb Smart 3 Boot Block Flash Memory
Q10_3.p65 – Rev. 3, Pub. 10/01
4
Standby
RESET
READ
Output Disable
ERASE SETUP
ERASE CONFIRM
WRITE SETUP
WRITE
READ ARRAY
ERASE SETUP
ERASE CONFIRM
ERASE CONFIRM
WRITE SETUP
WRITE
WRITE
READ ARRAY
Manufacturer Compatibility
Device (top boot)
Device (bottom boot)
U
.com
FUNCTION
READ
WRITE/ERASE (EXCEPT BOOT BLOCK)
WRITE/ERASE (BOOT BLOCK)
DEVICE IDENTIFICATION
2. V
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.
6. When WP# = V
7. V
8. V
9. A1–A8, A10–A19 = V
4
4
4, 6
PPH
HH
ID
= 12V; may also be read by issuing the IDENTIFY DEVICE command.
= 12V.
= V
IL
5
5
, H = V
PPH 1
3
3
3, 6
= 3.3V or V
IH
, X = V
IH
, RP# may be at V
IL
IL
.
or V
PPH 2
8, 9
IH
= 5V.
.
2, 7
1
IH
RP#
V
V
or V
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
HH
HH
2
HH
.
CE#
DataSheet4U.com
H
X
SMART 3 BOOT BLOCK FLASH MEMORY
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
OE#
6
X
X
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
L
L
WE#
H
X
X
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
Micron Technology, Inc., reserves the right to change products or specifications without notice.
WP#
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
A0
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
A9
V
V
V
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
ID
ID
ID
V
V
V
V
V
V
V
X
X
X
X
X
PPH
X
PPH
X
X
PPH
PPH
X
PPH
PPH
X
X
X
X
PP
©2001, Micron Technology, Inc.
DQ0–DQ7
Data-Out
10h/40h
10h/40h
Data-In
Data-In
Data-In
High-Z
High-Z
High-Z
8Mb
D0h
D0h
D0h
20h
20h
89h
98h
99h
FFh
FFh