Nvidia Jetson Orin NX Series User Manual

Miscellaneous Interfaces
PRELIMINARY INFORMATION
Jetson Orin NX Series and Jetson Orin Nano Series DG-10931-001_v1.1 | 75
Figure 12-8. Debug UART Connections
Jetson
SoC
Level Shifter
VCCBVCCA
B1A1
B2A2
GNDOE
100k
VDD_3V3_SYSVDD_1V8
0.1uF 0.1uF
UART2_TXD
UART2_RXD
236
238
100k
RXD_LS
TXD_LS
GP11_UART3_TXD
GP12_UART3_RXD
Note: If level shifter is implemented, pull-up is required on the RXD line on the non-Orin module
side of the level shifter. This is required to keep the input from floating and toggling when no
device is connected to the debug UART.

Nvidia Jetson Orin NX Series Specifications

General

Networking	Gigabit Ethernet
Module Size	69.6 mm x 45 mm
Operating System	Linux (JetPack SDK)
GPU	NVIDIA Ampere architecture with 1024 CUDA cores
CPU	8-core ARM Cortex-A78AE v8.2 64-bit CPU
Memory	16GB 128-bit LPDDR5
Storage	eMMC 5.1
AI Performance	100 TOPS (INT8)
Camera	Up to 6 cameras (24 via virtual channels) CSI camera
Power	15W to 25W
Video Encode	1x 4Kp60 | 2x 4Kp30 | 4x 1080p60
Connectivity	PCIe Gen4
Other I/O	GPIO, I2C, SPI, UART, CAN