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ASIX USB Ethernet products include two families: Super-Speed USB Ethernet controllers and High-Speed USB Ethernet controllers. This solution is suitable for smart home&office, PC&peripherals, etc. applications.

Super-Speed USB Ethernet

The AX88279 is a USB 3.2 Gen1 to 2.5G Ethernet controller with integrated 2.5G/1G/100M Base-T Ethernet PHY. AX88279 supports Precision Time Protocol (PTP), Microsoft Modern Standby, etc. advanced features, and supports Windows 11/10/8.x, Linux/Android/Chrome OS, Nintendo Switch in-box drivers, and iOS/iPadOS/macOS/Linux native CDC-NCM driver for driverless, Plug & Play. It is suitable for Desktop/Notebook/POS, USB Ethernet dongles, docking stations, smart mobile device cradles, game consoles, smart camera/IP STB, 5G/LTE router/gateway, etc. smart home/office applications.

The AX88179B is a USB 3.2 Gen1 to Gigabit Ethernet controller with integrated 10/100/1000Mbps Gigabit Ethernet PHY. AX88179B supports Windows 11/10/8.x, Linux/Android/Chrome OS, Nintendo Switch in-box drivers, and iOS/iPadOS/macOS/Linux native CDC-NCM driver for driverless, Plug & Play. It is suitable for Desktop/Notebook/POS, USB Ethernet dongles, docking stations, smart mobile device cradles, game consoles, smart camera/IP STB, 5G/LTE router/gateway, etc. smart home/office applications.

High-Speed USB Ethernet

ASIX High-Speed USB Ethernet products can be used in any embedded system with a USB host microcontroller requiring a twisted pair physical network connection. Featuring a USB interface (compliant with USB specification V2.0 and V1.1) to communicate with a USB Host Controller,

Selection Guide

Super-Speed USB Ethernet

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USB Speed

Ethernet MAC/ PHY (bps)

CDC-NCM Driverless

iPXE

PTP

Package

Temperature Range(℃)

USB 3.2 Gen1
2.5G/1G/100M
V
V
V
QFN-60
0 ~ +70
USB 3.2 Gen1
1G/100M/10M
V
V
V
QFN-40
0 ~ +70
USB 3.2 Gen1
1G/100M/10M
V
V
---
QFN-40
0 ~ +70

High-Speed USB Ethernet

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USB Speed

Ethernet MAC/ PHY (bps)

CDC-NCM Driverless

iPXE

PTP

MAC Interface

Temperature Range(℃)

Package

USB 2.0
100M/10M
V
V
V
---
0 ~ +70
QFN-32
USB 2.0
100M/10M
V
V
---
---
0 ~ +70
QFN-32
USB 2.0
100M/10M
---
---
---
RMII/Rev-RMII
0 ~ +70/-40 ~ +85
LQFP-64
USB 2.0
100M/10M
---
---
---
RMII/Rev-RMII
0 ~ +70/-40 ~ +85
LQFP-64
USB 2.0
100M/10M
---
---
---
---
0 ~ +70
LQFP-64
USB 2.0
100M/10M
---
---
---
Rev-RMII/(Rev-)MII
0 ~ +70
TQFP-80