瑞昱Realtek RTS5401 USB3.0 HUB控制器规格书,RTS5401 datasheet
1. General Description
RTS5401 is an advanced USB3.0 4-port HUB controller, which integrates USB3.0 and USB2.0 Transceivers, MCU, SIE, regulator and charger circuits into a single chip. That could dramatically reduce the system BOM cost. With high compatibility, RTS5401 is fully backward compatible to USB2.0 and USB1.1 specificationwhich can be operated in Super-Speed, High-Speed, Full-Speed and Low-Speed.
RTS5401 provides the battery charging function for each downstream port. Besides complies with USB Battery Charging specification rev1.2, RTS5401 also provides charging function for various portable devices. RTS5401 supports an auto detection-switch mechanism to charge portable device in suitable mode.
RTS5401 can update its firmware with an external SPI flash through flexible ISP channel. With the ISP
function, it can configure lots of features and settings by the external SPI flash or EEPROM as well. The ISP
function is easy to complete with just one USB cable and RTS5401’s Download tool.
3. Block Diagram
