Rev. 1.01
K4B2G0446D
K4B2G0846D
datasheet
DDR3L SDRAM
Begin point : Rising edge of CK - CK
with ODT being first registered low
CK
CK
V
TT
t
AOFPD
End point Extrapolated point at VRTT_Nom
VRTT_Nom
T
SW2
T
DQ, DM
SW1
DQS , DQS
V
SW2
V
TDQS , TDQS
SW1
VSSQ
Figure 17. Definition of tAOFPD
Begin point : Rising edge of CK - CK
defined by the end point of ODTLcnw
Begin point : Rising edge of CK - CK defined by
the end point of ODTLcwn4 or ODTLcwn8
CK
CK
V
TT
t
t
ADC
ADC
End point Extrapolated point at VRTT_Nom
VRTT_Nom
VRTT_Nom
T
SW21
End point
T
DQ, DM
DQS , DQS
TDQS , TDQS
SW22
Extrapolated point
at VRTT_Nom
V
SW2
T
SW11
T
SW12
V
SW1
End point Extrapolated point at VRTT_Wr
VRTT_Wr
V
SSQ
Figure 18. Definition of tADC
- 31 -
SAMSUNG [ SAMSUNG ]
