MT28F400B5SG-8 T TR Micron Technology Inc, MT28F400B5SG-8 T TR Datasheet - Page 5
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MT28F400B5SG-8 T TR
Manufacturer Part Number
MT28F400B5SG-8 T TR
Description
IC FLASH 4MBIT 80NS 44SOP
Manufacturer
Micron Technology Inc
Datasheet
1.MT28F004B5VG-8_B.pdf
(32 pages)
Specifications of MT28F400B5SG-8 T TR
Format - Memory
FLASH
Memory Type
FLASH - Nor
Memory Size
4M (512K x 8 or 256K x 16)
Speed
80ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
44-SOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
TRUTH TABLE (MT28F400B5)
Notes: 1. L = V
09005aef8075d1f1
MT28F004B5.fm - Rev. 4, Pub. 2/2004
FUNCTION
READ
WRITE/ERASE (EXCEPT BOOT BLOCK)
WRITE/ERASE (BOOT BLOCK)
DEVICE IDENTIFICATION
Standby
Reset
READ (word mode)
READ (byte mode)
Output Disable
ERASE SETUP
ERASE CONFIRM
WRITE SETUP
WRITE (word mode)
WRITE (byte mode)
READ ARRAY
ERASE SETUP
ERASE CONFIRM
ERASE CONFIRM
WRITE SETUP
WRITE (word mode)
WRITE (word mode)
WRITE (byte mode)
WRITE (byte mode)
READ ARRAY
Manufacturer
Compatibility (word
mode)
Manufacturer
Compatibility (byte
mode)
Device (word mode, top
boot)
Device (byte mode, top
boot)
Device (word mode,
bottom boot)
Device (byte mode,
bottom boot)
8
8
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. A1–A8, A10–A17 = V
8. Value reflects DQ8–DQ15.
PPH
5
5
8
IL
= 5V.
3
3
3, 6
(LOW), H = V
4
4
4, 6
4
4
4, 6
IH
7
RP#
V
V
V
, RP# may be at V
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
HH
HH
HH
IH
2
IL
.
(HIGH), X = V
CE#
H
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
2
1
OE# WE# WP# BYTE#
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
X
X
L
L
L
L
L
L
L
L
IH
IL
or V
or V
X
X
H
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
HH
IH
SMART 5 BOOT BLOCK FLASH MEMORY
.
(“Don’t Care”).
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
5
H
H
H
H
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
L
L
L
L
L
L
L
Micron Technology, Inc., reserves the right to change products or specifications without notice.
A0
H
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
L
V
V
V
V
V
V
A9
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
ID
ID
ID
ID
ID
ID
V
V
V
V
V
V
V
V
V
V
PPH
PPH
PPH
PPH
PPH
PPH
PPH
PPH
PPH
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
PP
Data-Out Data-Out Data-Out
Data-Out
10h/40h
10h/40h
Data-In
Data-In
Data-In
Data-In
Data-In
Data-In
High-Z
High-Z
High-Z
DQ0–
89hX
DQ7
D0h
D0h
D0h
20h
20h
89h
70h
70h
71h
71h
FFh
FFh
Data-In
Data-In
Data-In
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
High-Z
DQ8–
DQ14
00h
44h
44h
X
X
X
X
X
X
X
X
X
X
X
X
©2002 Micron Technology, Inc.
4Mb
Data-In
Data-In
Data-In
DQ15/
High-Z
High-Z
High-Z
A - 1
A-1
A-1
A-1
A-1
X
X
X
X
X
X
X
X
X
X
X
X
–
–
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