MBM29DL400BC Fujitsu Media Devices, MBM29DL400BC Datasheet - Page 8

• Manufacturer Part Number: MBM29DL400BC
• Description: 4M (512K X 8/256K X 16) BIT
• Manufacturer: Fujitsu Media Devices

8
MBM29DL400TC
Legend: L = V
Notes: 1. Manufacturer and device codes may also be accessed via a command register write sequence. See
Auto-Select Manufacturer Code (1)
Auto-Select Device Code (1)
Read (3)
Standby
Output Disable
Write (Program/Erase)
Enable Sector Protection (2), (4)
Verify Sector Protection (2), (4)
Temporary Sector Unprotection (5)
Reset (Hardware)/Standby
Auto-Select Manufacturer Code (1)
Auto-Select Device Code (1)
Read (3)
Standby
Output Disable
Write (Program/Erase)
Enable Sector Protection (2), (4)
Verify Sector Protection (2), (4)
Temporary Sector Unprotection (5)
Reset (Hardware)/Standby
2. Refer to the section on Sector Protection.
3. WE can be V
4. V
5. It is also used for the extended sector protection.
Table 8.
CC
Operation
IL
= 3.3 V ± 10%
Operation
, H = V
Table 2
Table 3
IH
IL
, X = V
if OE is V
IL
MBM29DL400TC/BC User Bus Operations (BYTE = V
MBM29DL400TC/BC User Bus Operations (BYTE = V
or V
-55/-70/-90/-12
IL
, OE at V
IH
,
CE
H
X
X
L
L
L
L
L
L
L
CE
= Pulse input. See DC Characteristics for voltage levels.
H
X
X
L
L
L
L
L
L
L
OE
V
IH
X
H
H
X
X
L
L
L
L
ID
initiates the write operations.
OE
V
X
H
H
X
X
L
L
L
L
ID
WE DQ
H
H
H
H
H
X
L
X
X
/MBM29DL400BC
WE
H
H
H
X
H
H
X
X
L
A
A
A
X
X
X
X
L
L
L
L
-1
-1
-1
15
/
A
A
A
H
X
X
X
X
L
L
L
0
0
0
A
A
A
H
X
X
X
X
L
L
L
0
0
0
A
A
A
X
X
H
H
X
X
L
L
1
1
1
A
A
A
X
X
H
H
X
X
L
L
1
1
1
A
A
A
X
X
X
X
L
L
L
L
6
6
6
A
A
A
L
X
X
X
X
L
L
L
6
6
6
V
V
V
V
A
A
A
X
X
X
X
ID
ID
ID
ID
9
9
9
V
V
V
V
A
A
A
X
X
X
X
ID
ID
ID
ID
9
9
9
IH
IL
DQ
)
)
-55/-70/-90/-12
HIGH-Z
HIGH-Z
HIGH-Z
DQ
0
Code
Code
Code
D
HIGH-Z
HIGH-Z
HIGH-Z
D
to DQ
X
X
OUT
Code
Code
Code
IN
0
D
D
to DQ
X
X
OUT
IN
15
7
RESET
RESET
V
V
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
L
ID
ID