Nvidia JETSON XAVIER NX Design Guide

NVIDIA Jetson Xavier NX DG-09693-001_v1.7 | 17
Chapter 6. USB and PCIe
Jetson Xavier NX allows multiple USB 2.0, USB 3.2 and PCIe interfaces to be brought out of the
module.
 USB 2.0: 3x
 USB 3.2: 1x
 PCIe: x1 + x4
The PCIe x4 interface supports both Root Port and Endpoint operation. The PCIe x1 interface
supports only Root Port operation.
Table 6-1. USB 2.0 Pin Description
Pin #
Module Pin
Name
Xavier Pin
Name
Usage/Description
Recommended
Usage
Directio
n
Pin Type
87 GPIO00 USB_VBUS_EN0 GPIO #0 (USB 0 VBUS Detect) USB 2.0 Micro B Bidir
Open
Drain,
1.8V
109 USB0_D_N USB0_DN
USB 2.0 Port 0 Data
USB
conn/device/hub
(i.e. Micro B)
Bidir USB PHY
111 USB0_D_P USB0_DP
115 USB1_D_N USB1_DN
USB 2.0 Port 1 Data
USB
conn/device/hub
(i.e. USB 3.2
Hub)
Bidir USB PHY
117 USB1_D_P USB1_DP
121 USB2_D_N USB2_DN
USB 2.0, Port 2 Data
USB
conn/device/hub
(i.e. M.2 Key E)
Bidir USB PHY
123 USB2_D_P USB2_DP
Note: In the Type/Dir column, Output is from Jetson Xavier NX. Input is to Jetson Xavier NX. Bidir is for Bidirectional signals.

Nvidia JETSON XAVIER NX Specifications

General

Storage	16 GB eMMC 5.1
AI Performance	21 TOPS (INT8)
Operating Temperature	-25°C to 80°C
Operating System	Linux (JetPack SDK)
GPU	NVIDIA Volta architecture with 384 CUDA cores and 48 Tensor cores
CPU	6-core NVIDIA Carmel ARMv8.2 64-bit CPU 6 MB L2 + 4 MB L3
Memory	8GB 128-bit LPDDR4x
Video Decode	2x 4K60 | 4x 4K30 | 8x 1080p60 | 16x 1080p30 (H.265/H.264)
Camera	Up to 6 cameras
Connectivity	Gigabit Ethernet, M.2 Key E for Wi-Fi/Bluetooth
Power	10 W / 15 W / 20 W
Dimensions	70mm x 45mm