M29F002 データシートの表示（PDF） - Fujitsu
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M29F002 Datasheet PDF : 46 Pages
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MBM29F002TC-55/-70/-90/MBM29F002BC-55/-70/-90
s LOGIC SYMBOL
18
A 0 to A 17
8
DQ0 to DQ7
CE
OE
WE
RESET
Table 1 MBM29F002TC/BC Pin Configuration
Pin
Function
A0 to A17
Address Inputs
DQ0 to DQ7
Data Inputs/Outputs
CE
Chip Enable
OE
Output Enable
WE
RESET
N.C.
Write Enable
Hardware Reset Pin/Sector Protection
Unlock
No Internal Connection
VSS
Device Ground
VCC
Device Power Supply
Table 2 MBM29F002TC/BC User Bus Operations
Operation
CE OE WE A0 A1 A6 A9 A10 DQ0 to DQ7 RESET
Auto-Select Manufacturer Code (1)
L L H L L L VID L
Code
H
Auto-Select Device Code (1)
L L H H L L VID L
Code
H
Read (3)
L
L
H A0 A1 A6 A9 A10
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
A0 A1 A6 A9 A10
DIN
H
Enable Sector Protection (2)
L VID
X X X VID X
X
H
Verify Sector Protection (2)
L L H L H L VID L
Code
H
Temporary Sector Unprotection
XXXXXXXX
X
VID
Reset (Hardware)
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.
Notes: 1. Manufacturer and device codes may also be accessed via a command register write sequence. Refer to
Table 6.
2. Refer to the section on Sector Protection.
3. WE can be VIL if OE is VIL, OE at VIH initiates the write operations.
7
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