MBM29F800BA-70PF 데이터 시트보기 (PDF) - Spansion Inc.
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MBM29F800BA-70PF Datasheet PDF : 49 Pages
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MBM29F800TA-55/-70/-90/MBM29F800BA-55/-70/-90
s DEVICE BUS OPERATION
MBM29F800TA/BA User Bus Operation (BYTE = VIH)
Operation
CE OE WE A0 A1 A6 A9
Auto-Select Manufacturer Code*1
L
L
H
L
L
L
VID
Auto-Select Device Code*1
L
L
H
H
L
L
VID
Read*3
L
L
H
A0
A1
A6
A9
Standby
H
X
X
X
X
X
X
Output Disable
L
H
H
X
X
X
X
Write
L
H
L
A0
A1
A6
A9
Enable Sector Protection*2
L
VID
X
X
L
VID
Verify Sector Protection*2
L
L
H
L
H
L
VID
Temporary Sector Unprotection
X
X
X
X
X
X
X
Reset (Hardware)/Standby
X
X
X
X
X
X
X
DQ15 to DQ0 RESET
Code
H
Code
H
DOUT
H
High-Z
H
High-Z
H
DIN
H
X
H
Code
H
X
VID
High-Z
L
Legend: L = VIL, H = VIH, X = VIL or VIH,
= Pulse input. See DC Characteristics for voltage levels.
*1 : Manufacturer and device codes may also be accessed via a command register write sequence. See
MBM29F800TA/BA Command Definitions” in s DEVICE BUS OPERATION.
*2 : Refer to the section on Sector Protection.
*3 : WE can be VIL if OE is VIL, OE at VIH initiates the write operations.
MBM29F800TA/BA User Bus Operation (BYTE = VIL)
Operation
CE
OE
WE
DQ15
/A-1
A0
A1
A6
A9 DQ7 to DQ0 RESET
Auto-Select Manufacturer Code *1
L
LHL
L
L
L VID
Code
H
Auto-Select Device Code *1
L
LHLH
L
L VID
Code
H
Read *3
L
L
H A-1 A0 A1 A6 A9
DOUT
H
Standby
H X X X X X X X High-Z
H
Output Disable
L H H X X X X X High-Z
H
Write (Program/Erase)
L
H
L
A-1 A0
A1
A6
A9
DIN
H
Enable Sector Protection *2
L VID
X X H L VID
X
H
Verify Sector Protection *2
L
LHL
L
H
L VID
Code
H
Temporary Sector Unprotection
XXXXXXXX
X
VID
Reset (Hardware)/Standby
X X X X X X X X High-Z
L
Legend: L = VIL, H = VIH, X = VIL or VIH,
= Pulse input. See DC Characteristics for voltage levels.
* 1 : Manufacturer and device codes may also be accessed via a command register write sequence. See
MBM29F800TA/BA Command Definitions” in s DEVICE BUS OPERATION.
*2 : Refer to the section on Sector Protection.
*3 : WE can be VIL if OE is VIL, OE at VIH initiates the write operations.
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