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| MB82DBS08164C-70L Datasheet, PDF (50/58 Pages) Fujitsu Component Limited. – 128 M Bit (8 M word×16 bit) Mobile Phone Application Specific Memory | |||
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MB82DBS08164C-70L
(28) Configuration Register Set Timing 1 (Asynchronous Operation)
Address
CE1
tRC
MSB*1
tWC
MSB*1
tWC
MSB*1
tWC
MSB*1
tWC
MSB*1
tWC
MSB*1
tCP
tCP
tCP
tCP
tCP
tRC*6
OE
WE
LB, UB
*2
*2
*2
*3
*3
*3
DQ
RDa
RDa
RDa
CR
Key 0*4
CR
Key 1*5
CR
Key 2*5
Cycle #1
Cycle #2 Cycle #3 Cycle #4 Cycle #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.
50
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