MBM30LV0064-PFTN Просмотр технического описания (PDF) - Fujitsu
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MBM30LV0064-PFTN Datasheet PDF : 43 Pages
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MBM30LV0064
s DEVICE BUS OPERATIONS
Table 2 Operation Table *1
Mode
CLE ALE
CE
WE
RE
SE
WP
Read
Mode
Command Input
Address Input (3 clock)
H
L
L
L
H
L
H
X *4
X
H
X *4
X
During Read (Busy)
L
L
L
H
H
L/H *3
X
Sequential Read & Data Output
L
L
L
H
L/H *3
X
Program/ Command Input
H
L
L
Erase
Mode Address Input (2 or 3 clock) L
H
L
H
X *4
H
H
X *4
H
Data Input
L
L
L
H
L/H *3
H
During Program (Busy)
X
X
X
X
X
L/H *3
H
During Erase (Busy)
X
X
X
X
X
X
H
Write Protect
X
X
X
X
X
X
L
Stand-by
X
X
H
X
X
0 V/VCC*2 0 V/VCC*2
*1: H: VIH, L: VIL, X: VIH or VIL
*2: WP should be biased to CMOS high or CMOS low for standby.
*3: When SE is high, spare area is deselected.
*4: If 50h command is input and read/program operation is executed only for spare area, SE must be low at the
command/address input.
Table 3 Read Mode Operation Status *
Operation
CLE ALE
CE
WE
RE
I/O0 to I/O7 Power Supply
Output Select
Output Deselect
Standby
L
L
L
H
L
Data Output
Active
L
L
L
H
H High Impedance
Active
X
X
H
X
X High Impedance Standby
*: H: VIH, L: VIL, X: VIH or VIL
7
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