MBM29F017A データシートの表示（PDF） - Spansion Inc.
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MBM29F017A Datasheet PDF : 49 Pages
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MBM29F017A-70/-90/-12
s DEVICE BUS OPERATION
MBM29F017A User Bus Operations Table
Operation
CE OE WE A0 A1 A6 A9 DQ7 to DQ0 RESET
Auto-Select Manufacturer Code *1
L
LHL
L
L
VID
Code
H
Auto-Select Device Code *1
L
L HH L
L
VID
Code
H
Read *3
L
L
H
A0
A1
A6
A9
DOUT
H
Standby
HXXX
XXX
High-Z
H
Output Disable
L
HHX
XXX
High-Z
H
Write
L
H
L
A0
A1
A6
A9
DIN
H
Enable Sector Group Protection *2
L
VID
X
X
X
VID
X
H
Verify Sector Group Protection *2
L
L
H
L
H
L
VID
Code
H
Temporary Sector Group Unprotection X X X X X X X
X
VID
Reset (Hardware)
XXXX
XXX
High-Z
L
Legend: L = VIL, H = VIH, X = VIL or VIH,
= Pulse Input. See sDC CHARACTERISTICS for voltage levels.
*1 : Manufacturer and device codes may also be accessed via a command register write sequence. Refer to
“MBM29F017A Command Definitions”.
*2 : Refer to the section on Sector Group Protection.
*3 : WE can be VIL if OE is VIL, OE at VIH initiates the write operations.
8
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