MT28F800B5SG-8T 데이터 시트보기 (PDF) - Micron Technology
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MT28F800B5SG-8T Datasheet PDF : 30 Pages
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8Mb
SMART 5 BOOT BLOCK FLASH MEMORY
TRUTH TABLE (MT28F008B5)1
FUNCTION
RP# CE# OE# WE# WP# A0
Standby
H
H
X
X
X
X
RESET
L
X
X
X
X
X
READ
READ
H
L
L
H
X
X
Output Disable
H
L
H
H
X
X
WRITE/ERASE (EXCEPT BOOT BLOCK)2
ERASE SETUP
H
L
H
L
X
X
ERASE CONFIRM3
H
L
H
L
X
X
WRITE SETUP
WRITE4
H
L
H
L
X
X
H
L
H
L
X
X
READ ARRAY5
H
L
H
L
X
X
WRITE/ERASE (BOOT BLOCK)2
ERASE SETUP
H
L
H
L
X
X
ERASE CONFIRM3
VHH
L
H
L
X
X
ERASE CONFIRM3, 6
H
L
H
L
H
X
WRITE SETUP
H
L
H
L
X
X
WRITE4
VHH
L
H
L
X
X
WRITE4, 6
H
L
H
L
H
X
READ ARRAY5
H
L
H
L
X
X
DEVICE IDENTIFICATION7
Manufacturer Compatibility
H
L
L
H
X
L
Device (top boot)
H
L
L
H
X
H
Device (bottom boot)
H
L
L
H
X
H
A9
VPP
X
X
X
X
X
X
X
X
X
X
X
VPPH
X
X
X
VPPH
X
X
X
X
X
VPPH
X
VPPH
X
X
X
VPPH
X
VPPH
X
X
VID
X
VID
X
VID
X
Notes: 1. L = VIL, H = VIH, X = VIL or VIH.
2. VPPH = 5V.
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# = VIH, RP# may be at VIH or VHH.
7. A1–A8, A10–A19 = VIL.
DQ0–DQ7
High-Z
High-Z
Data-Out
High-Z
20h
D0h
10h/40h
Data-In
FFh
20h
D0h
D0h
10h/40h
Data-In
Data-In
FFh
89h
98h
99h
8Mb Smart 5 Boot Block Flash Memory
MT28F800B5_3.fm - Rev. 3, Pub. 8/2002
6Micron Technology, Inc. Reserves the right to change products or specifications without notice.
©2002, Micron Technology Inc.
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