TDA3MV Datasheet, PDF (235/256 Pages) Texas Instruments – TDA3x SoC for Advanced Driver Assistance Systems (ADAS) 15mm Package (ABF) Silicon Revision 2.0

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TDA3MV, TDA3MA
TDA3LX, TDA3LA
SPRS964C – JUNE 2016 – REVISED JULY 2017
DDR Differential CK Input Buffers
+–
+–
Processor
+
Differential Clock
Output Buffer
–
Clock Parallel
Terminator
Rcp
DDR_1V5
A1
A2
A3
AT
Cac
Rcp
0.1 µF
A1
A2
A3
AT
Routed as Differential Pair
Figure 8-55. CK Topology for Two DDR3 Devices
DDR Address and Control Input Buffers
SPRS91v_PCB_DDR3_12
Processor
Address and Control
Output Buffer
Address and Control
Terminator
Rtt
A1
A2
A3
AT
Vtt
SPRS91v_PCB_DDR3_13
Figure 8-56. ADDR_CTRL Topology for Two DDR3 Devices
8.9.2.13.2.2 CK and ADDR_CTRL Routing, Two DDR3 Devices
Figure 8-57 shows the CK routing for two DDR3 devices placed on the same side of the PCB. Figure 8-58
shows the corresponding ADDR_CTRL routing.
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Applications, Implementation, and Layout 235
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