MBM29LV008TA/BA-70/90
s DEVICE BUS OPERATION
MBM29LV008TA/008BA User Bus Operations
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
HXXXXXX
Output Disable
L HHX X X X
Write (Program/Erase)
L
H
L
A0 A1 A6 A9
Enable Sector Protection*2, *4
L VID
L
H
L VID
Verify Sector Protection*2, *4
L L H L H L VID
Temporary Sector Unprotection*5 X X X X X X X
Reset (Hardware)/Standby
XXXXXXX
A10 DQ7 to DQ0 RESET
L
Code
H
L
Code
H
A10
DOUT
H
X
High-Z
H
X
High-Z
H
A10
DIN
H
X
X
H
L
Code
H
X
X
VID
X
High-Z
L
Legend: L = VIL, H = VIH, X = VIL or VIH, = Pulse input. See “s DC CHARACTERISTICS” for voltage levels.
*1 : Manufacturer and device codes may also be accessed via a command register write sequence.
See “MBM29LV008TA/008BA Standard Command Definitions”.
*2 : Refer to “Sector Protection” in s FUNCTIONAL DESCRIPTION.
*3 : WE can be VIL if OE is VIL, OE at VIH initiates the write operations.
*4 : VCC = 3.3 V ± 10%
*5 : It is also used for the extended sector protection.
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