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| MB82DBS08164C-70L Datasheet, PDF (52/58 Pages) Fujitsu Component Limited. – 128 M Bit (8 M word×16 bit) Mobile Phone Application Specific Memory | |||
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MB82DBS08164C-70L
(30) Configuration Register Set Timing 2 (Synchronous Operation)
CLK
Address MSB
*1
tRCB
MSB
*1
tWCB
MSB
*1
tWCB
MSB
*1
tWCB
MSB
*1
tWCB
MSB
*1
tWCB
ADV
tTRB
tTRB
tTRB
tTRB
tTRB
tRC*6
CE1
OE
WE
LB,UB
DQ
*2
*2
*2
*3
*3
*3
RL
RDa
Cycle #1
RL-1
RDa
Cycle #2
RL-1
RDa
Cycle #3
RL-1
CR
Key 0
*4
Cycle #4
RL-1
CR
Key 1
*5
Cycle #5
RL-1
CR
Key 2
*5
Cycle #6
*1 : The all address inputs must be High from Cycle #1 to #6.
*2 : At least either LB or UB must be brought to Low during Cycle #1 to #3.
*3 : LB must be brought to Low in order to input the CR Keys during Cycle #4 to #6.
*4 : The CR Key 0 must be set â1â for the CR Set as specified in ââ FUNCTIONAL DESCRIPTIONâ.
*5 : The CR Keys must conform to the format specified in ââ FUNCTIONAL DESCRIPTIONâ. If not,
any operations and data are not guaranteed.
*6 : After tRC following Cycle #6, the Configuration Register Set is completed and returned to the normal
operation.
52
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