User's Manual

Table Of Contents
ELECTRICAL DATA S3C2450X RISC MICROPROCESSOR
29-18
SCLK
nSRAS
tSAD
Trp
nSCAS
SDATA
SADDR
DQMx
tSRD
SCKE
A10/AP
nSCSx
tSCSD
nSWE
tSAD
tSCD
tSWD
'1'
tSAD
tSCSD
tSRD
'1'
'1'
'HZ'
Trc
NOTE: Before executing auto/self refresh command, all banks must be in idle state.
Figure 29-17. SDRAM Auto Refresh Timing (Trp = 2, Trc = 4)