MBM29DL16XTD/BD
-70/90
s
DEVICE BUS OPERATION
MBM29DL16XTD/BD User Bus Operations Table (BYTE = V
IH
)
Operation
Auto-Select Manufacturer Code*
1
Auto-Select Device Code*
1
Read*
3
Standby
Output Disable
Write (Program/Erase)
Enable Sector Group Protection*
2,
*
4
Verify Sector Group Protection*
2,
*
4
Temporary Sector Group Unprotection*
5
Reset (Hardware) / Standby
Boot Block Sector Write Protection
CE OE WE
L
L
L
H
L
L
L
L
X
X
X
L
L
L
X
H
H
V
ID
L
X
X
X
H
X
X
X
H
H
H
X
H
L
A
0
L
H
A
0
X
X
A
0
L
L
X
X
X
A
1
L
L
A
1
X
X
A
1
H
H
X
X
X
A
6
L
L
A
6
X
X
A
6
L
L
X
X
X
A
9
DQ
15
to DQ
0
RESET WP/ACC
V
ID
V
ID
A
9
X
X
A
9
V
ID
V
ID
X
X
X
Code
Code
D
OUT
High-Z
High-Z
D
IN
X
Code
X
High-Z
X
H
H
H
H
H
H
H
H
V
ID
L
X
X
X
X
X
X
X
X
X
X
X
L
= Pulse input. See “sDC CHARACTERISTICS” for voltage levels.
Legend:
L = V
IL
, H = V
IH
, X = V
IL
or V
IH
,
*1 : Manufacturer and device codes are accessed via a command register write sequence. See “MBM29DL16XTD/
BD Command Definitions Table”.
*2 : Refer to the section on Sector Group Protection.
*3 : WE can be V
IL
if OE is V
IL
, OE at V
IH
initiates the write operations.
*4 : V
CC
=
3.3 V
±
10%
*5 : Also used for the extended sector group protection.
MBM29DL16XTD/BD User Bus Operations Table (BYTE = V
IL
)
Operation
Auto-Select Manufacturer Code*
1
Auto-Select Device Code*
1
Read*
3
Standby
Output Disable
Write (Program/Erase)
Enable Sector Group Protection*
2,
*
4
Verify Sector Group Protection*
2,
*
4
Temporary Sector Group
Unprotection*
5
Reset (Hardware) / Standby
CE OE WE DQ
15
/A
-1
L
L
L
H
L
L
L
L
X
X
L
L
L
X
H
H
V
ID
L
X
X
H
X
X
H
H
H
X
H
L
L
L
A
-1
X
X
A
-1
L
L
X
X
A
0
L
H
A
0
X
X
A
0
L
L
X
X
A
1
L
L
A
1
X
X
A
1
H
H
X
X
A
6
L
L
A
6
X
X
A
6
L
L
X
X
A
9
V
ID
V
ID
A
9
X
X
A
9
V
ID
V
ID
X
X
DQ
7
to DQ
0
RESET WP/ACC
Code
Code
D
OUT
High-Z
High-Z
D
IN
X
Code
X
High-Z
H
H
H
H
H
H
H
H
V
ID
L
X
X
X
X
X
X
X
X
X
X
Boot Block Sector Write Protection
X
X
X
X
X
X
X
X
X
X
L
= Pulse input. See “sDC CHARACTERISTICS” for voltage levels.
Legend:
L = V
IL
, H = V
IH
, X = V
IL
or V
IH
,
*1 : Manufacturer and device codes are accessed via a command register write sequence. See “MBM29DL16XTD/
BD Command Definitions Table”.
*2 : Refer to the section on Sector Group Protection.
*3 : WE can be V
IL
if OE is V
IL
, OE at V
IH
initiates the write operations.
*4 : V
CC
= 3.3 V ± 10%
*5 : Also used for the extended sector group protection.
8
SPANSION [ SPANSION ]
