W631GG6KB
T0
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11
T12
T13
Ta0
Ta1
Ta2
Ta3
CK#
CK
CKE
Command
NOP
REF
NOP
NOP
NOP
NOP
NOP
NOP
NOP
t RFC (min)
t ANPD
t CPDED min
PD entry transition period
Last sync, ODT
t AOF min
RTT
RTT
t AOFPD max
ODTLoff
t AOF max
ODTLoff + t AOFPD min
Sync or async, ODT
t AOFPD min
RTT
RTT
ODTLoff + t AOFPD max
First async, ODT
t AOFPD min
RTT
RTT
t AOFPD max
TIME BREAK
TRANSITIONING
DON'T CARE
Figure 84 – Synchronous to asynchronous transition after Refresh command (AL = 0; CWL = 5; t ANPD = WL - 1 = 4)
Publication Release Date: Dec. 09, 2013
Revision A05
- 91 -
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