AMIC110 Datasheet, PDF (166/214 Pages) Texas Instruments – Sitara Processors

AMIC110
SPRS971A – AUGUST 2016 – REVISED SEPTEMBER 2016
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To save PCB space, the two DDR3 memories may be mounted as a mirrored pair at a cost of increased
routing and assembly complexity. Figure 7-42 and Figure 7-43 show the routing for CK and ADDR_CTRL,
respectively, for two DDR3 devices mirrored in a single-pair configuration.
VDDS_DDR
Rcp
Cac
A2
A3
AT
A2
A3
AT
Rcp
0.1 µF
=
Figure 7-42. CK Routing for Two Mirrored DDR3 Devices
Rtt
A2
A3
AT
Vtt
=
Figure 7-43. ADDR_CTRL Routing for Two Mirrored DDR3 Devices
166 Peripheral Information and Timings
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