近日，知名半导体企业英飞凌推出了一款名为EZ-USB HX3的USB 5 Gbps集线器控制器，其最大亮点是支持共享USB链接，可将USB端口数量增加一倍，极大地提高了系统性能。此外，该控制器还支持多种充电标准，包括电池充电规范v1.2、Apple充电标准、YD/T 1591-2006和ACA-Dock等，为各类设备提供更便捷的充电解决方案。
EZ-USB HX3集线器控制器具有以下主要特点：
1. USB-IF认证集线器，兼容主流主机控制器、设备类别和操作系统。
2. 支持多达四个符合USB 5 Gbps标准的DS端口，适用于嵌入式应用。
3. 增强电池充电功能，为连接到DS端口的设备提供更高效的充电体验。
4. 集成ARM Cortex M0 CPU，具备较高的性能和稳定性。
5. 使用I²C EEPROM或外部I²C主控制器升级固件，便于维护和管理。
6. 支持供应商指令，实现USB转I²C桥接器，拓宽应用场景。
EZ-USB HX3集线器控制器可广泛应用于独立集线器主板、集线器监控中心、高级端口复制器、扩展坞、分体式PC设计、外置个人存储驱动器、键盘集线器等领域。
英文翻译：
News Title: Infineon launches EZ-USB HX3 hub controller supporting shared USB links
Keywords: Infineon, EZ-USB HX3, hub controller, shared USB links, charging standards
News Content:
Recently, renowned semiconductor company Infineon has launched a new USB 5 Gbps hub controller called EZ-USB HX3, which features support for shared USB links, effectively doubling the number of USB ports and significantly improving system performance. In addition, the controller supports a variety of charging standards, including Battery Charging Specification v1.2, Apple Charging Standard, YD/T 1591-2006, and ACA-Dock, providing more convenient charging solutions for various devices.
The main features of the EZ-USB HX3 hub controller include:
1. USB-IF certified hub, compatible with mainstream host controllers, device categories, and operating systems.
2. Supports up to four DS ports compliant with USB 5 Gbps standards, suitable for embedded applications.
3. Enhanced battery charging function, providing more efficient charging experiences for devices connected to DS ports.
4. Integrated ARM Cortex M0 CPU, offering high performance and stability.
5. Uses I²C EEPROM or external I²C master controllers for firmware upgrades, facilitating maintenance and management.
6. Supports supplier instructions for USB-to-I²C bridge detection, broadening application scenarios.
The EZ-USB HX3 hub controller can be widely applied in areas such as independent hub motherboards, hub monitoring centers, advanced port replicators, expansion docks, modular PC designs, external personal storage drivers, keyboard hubs, and more.
【来源】https://www.ithome.com/0/743/775.htm
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