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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
ELECTRICAL DATA
41-23
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Xm#SCLK
Xm#RASn
tSAD
Xm#CASn
Xm#DATA
Xm#ADDR
Xm#DQM[n]
Xm#CKE
Xm0AP/
Xm1ADDR[10]
Xm#CSnx
Xm0WEndmc/
Xm1WEn
ADDR
ADDR
tSAD
tSCSD
tSRD
tSCD
tSWD
tSWD
tSWD
tSWD
tSCSD
tSRD
‘
1
’
‘
HiZ
’
‘
1
’
ADDR
tSAD
tSAD
tSCSD
tSCSD
tSRD
tSRD
tSCD
tSWD
tSWD
Figure 41-12. SDRAM MRS Timing and Auto Refresh Timing (Trp = 2, Trc = 4)
Note : Before executing auto/self refreshing command, all banks must be in idle state.