PRELIMINARY INFORMATION 
NVIDIA Jetson Orin NX  DG-10931-001_v0.1 |   vi 
Figure 9-12.  HDMI Via Topology ............................................................................................... 50 
Figure 9-13.  Connector Pin Via ................................................................................................. 51 
Figure 9-14.  Via No Breakout ................................................................................................... 51 
Figure 9-15.  Via Breakout on Same Layer as Main Trunk ...................................................... 51 
Figure 9-16.  Add On Components – Top .................................................................................. 51 
Figure 9-17.  Add On Components – Bottom ............................................................................ 51 
Figure 9-18.  AC Cap Void .......................................................................................................... 52 
Figure 9-19.  RPD, Choke, FET Placement ............................................................................... 52 
Figure 9-20.  ESD Footprint ....................................................................................................... 52 
Figure 9-21.  ESD Void ................................................................................................................ 52 
Figure 9-22.  SMT Pad Trace Entering ...................................................................................... 52 
Figure 9-23.  SMT Pad Trace Between ...................................................................................... 52 
Figure 9-24.  Connector Voiding ................................................................................................ 53 
Figure 10-1.  CSI Connection Options ....................................................................................... 55 
Figure 10-2.  Available Camera Control Pins ........................................................................... 56 
Figure 11-1.  Audio Connection Example .................................................................................. 59 
Figure 12-1.  I2C Connections.................................................................................................... 62 
Figure 12-2.  SPI Connections ................................................................................................... 64 
Figure 12-3.  Basic SPI Initiator and Target Connections ........................................................ 64 
Figure 12-4.  SPI Topologies ...................................................................................................... 65 
Figure 12-5.  Jetson Orin NX UART Connections ..................................................................... 66 
Figure 12-6.  Jetson Orin NX CAN Connections ....................................................................... 67 
Figure 12-7.  Jetson Orin NX Fan Connections ......................................................................... 68 
Figure 12-8.  Debug UART Connections .................................................................................... 69 
Figure 17-1.  General PCB Routing Guidelines ........................................................................ 77 
Figure 17-2.  Common Mode Choke .......................................................................................... 78 
Figure 17-3.  Serpentine ............................................................................................................ 79