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USB4604-1080HN
Microchip USB4604是一款低功耗,OEM可配置,MTT (Multi-Transaction Translator) USB 2.0集线器控制器,具有4个下游端口和嵌入式USB应用的高级功能。USB4604完全符合USB 2.0规范,USB 2.0链路电源管理附录,高速芯片间(HSIC) USB电气规范修订1.0,并将连接到上游端口作为全速集线器或作为全/高速集线器。4端口集线器在所有启用的下行(非hsic)端口上支持低速、全速和高速(如果作为高速集线器运行)下行设备。HSIC接口只支持high - speed操作。
USB4604专门针对嵌入式系统进行了优化,其中高性能和最小BOM成本是关键设计要求。待机模式电源已被最小化,参考时钟输入可以对准客户的具体应用。灵活的电源导轨选项允许USB4604以单源(VBUS (5V), VBAT, 3.3V)或双源(VBAT + 1.8, 3.3V + 1.8)配置供电,从而轻松集成到节能设计中。此外,USB端口上所需的所有电阻都集成到集线器中,包括D+和D -引脚上的所有串联端接和上拉/下拉电阻。
DCP:专用充电口(无数据电源砖)
CDP:充电下行端口(1.5A带数据)
SDP:标准下行端口(0.5A带数据)
通过SMBus或OTP加载的自定义配置文件
USB4604提供了一个额外的USB端点,专门用作USB到I²C/SPI接口,允许通过USB接口监视、控制或配置外部电路或设备。
The Microchip USB4604 is a low-power, OEM configurable, MTT (Multi-Transaction Translator) USB 2.0 hub controller with 4 downstream ports and advanced features for embedded USB applications. The USB4604 is fully compliant with the USB 2.0 Specification, USB 2.0 Link Power Management Addendum, High-Speed Inter-Chip (HSIC) USB Electrical Specification Revision 1.0, and will attach to an upstream port as a Full-Speed hub or as a Full-/Hi-Speed hub. The 4-port hub supports Low-Speed, Full-Speed, and Hi-Speed (if operating as a Hi-Speed hub) downstream devices on all of the enabled downstream (non-HSIC) ports. HSIC ports support only Hi-Speed operation.
The USB4604 has been specifically optimized for embedded systems where high performance, and minimal BOM costs are critical design requirements. Standby mode power has been minimized and reference clock inputs can be aligned to the customer’s specific application. Flexible power rail options ease integration into energy efficient designs by allowing the USB4604 to be powered in a single-source (VBUS (5V), VBAT, 3.3V) or a dual-source (VBAT + 1.8, 3.3V + 1.8) configuration. Additionally, all required resistors on the USB ports are integrated into the hub, including all series termination and pull-up/pull-down resistors on the D+ and D– pins.
DCP: Dedicated Charging Port (Power brick with no data)
CDP: Charging Downstream Port (1.5A with data)
SDP: Standard Downstream Port (0.5A with data)
Custom profiles loaded via SMBus or OTP
The USB4604 provides an additional USB endpoint dedicated for use as a USB to I²C/SPI interface, allowing external circuits or devices to be monitored, controlled, or configured via the USB interface.