The ISL54233IRTZ-T is a Multiplexer Switch IC manufactured by Renesas. It is a USB 2.0 HSUART 12LD 3x3 TQFN IND component, which supports high speeds and is an ideal solution for consumer and industrial applications. It features an integrated 4-port USB hub controller, power control, and enhanced I/O functionality. The USB features include two low-speed/full-speed ports and two high-speed ports with an xHCI-compatible host controller. The IC also features a 3x3 TQFN package with on-board power regulation to provide reduced total external component count. Additionally, its USB ESD protection helps to protect against ESD events. With its integrated HSUART, it provides superior data transmission performance for peripherals such as printers and scanners. The ISL54233IRTZ-T is a highly integrated, feature-rich, and cost-effective multiplexer switch IC, meaning it is an ideal solution for a wide range of applications.