Nvidia JETSON XAVIER NX Design Guide

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NVIDIA Jetson Xavier NX DG-09693-001_v1.7 | 41
8.1.1 eDP and DP Routing Guidelines
The following routing requirements meet the eDP and DP routing guidelines.
Figure 8-2. eDP and DP Differential Main Link Topology
Jetson
eDP
Conn
SoC
Pkg
DP
Dri ve r
P
N
Comm on Mode
Chokes & ES D
Table 8-3. ePD and DP Main Link Signal Requirements Including
DP_AUX
Parameter
Requirement
Units
Notes
Specification
Max data rate / Min UI
RBR
HBR
HBR2
HBR3
1.6 / 617
2.7 / 370
5.4 / 185
8.1 / 123
Gbps / ps
Per data lane
Number of loads / topology 1 load Point-Point, differential, unidirectional
Termination 100 Ω On die at TX/RX
Electrical Spec
IL (min)
RBR
HBR
HBR2
HBR3
-0.7
-1.2
-2.4
-4.0
dB @ 0.81GHz
dB @ 1.35GHz
dB @ 2.7GHz
dB @ 4.05GHz
Resonance dip frequency (min)
HBR2
HBR3
8
12
GHz
TDR dip (min) 85 Ω @ Tr-200ps (10%-90%)
FEXT (max) -40
-30
-30
dB @ DC
dB @ 2.7GHz
dB @ 2.7GHz
See Figure 8-3 and TBD
Impedance
Trace impedance Diff pair 90
85
Ω (±15%) 100Ω is the spec. target.
85Ω is preferable as it can provide
better trace loss characteristic
performance. See Note 1.
Reference plane
GND

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