Datasheet

Figure 21:
t
AON and
t
AOF Definitions
CK
CK#
t
AON
V
SSQ
DQ, DM
DQS, DQS#
TDQS, TDQS#
Begin point: Rising edge of CK - CK#
defined by the end point of ODTLon
V
SW1
End point: Extrapolated point at V
SSQ
T
SW1
T
SW2
CK
CK#
V
DDQ
/2
t
AOF
Begin point: Rising edge of CK - CK#
defined by the end point of ODTLoff
End point: Extrapolated point at V
RTT,nom
V
RTT,nom
V
SSQ
t
AON
t
AOF
V
SW2
V
SW2
V
SW1
T
SW1
T
SW1
Figure 22:
t
AONPD and
t
AOFPD Definitions
CK
CK#
t
AONPD
V
SSQ
DQ, DM
DQS, DQS#
TDQS, TDQS#
Begin point: Rising edge of CK - CK#
with ODT first registered high
V
SW1
End point: Extrapolated point at V
SSQ
T
SW2
CK
CK#
V
DDQ
/2
t
AOFPD
Begin point: Rising edge of CK - CK#
with ODT first registered low
End point: Extrapolated point at V
RTT,nom
V
RTT,nom
V
SSQ
t
AONPD
t
AOFPD
T
SW1
T
SW2
T
SW1
V
SW2
V
SW2
V
SW1
8Gb: x4, x8, x16 DDR3L SDRAM
ODT Characteristics
54
Rev 2.0 June 2016
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