Microchip Technology, Inc. USB Interface IC UPD350AT-I/Q8X

The UPD350AT-I/Q8X is a highly integrated USB Type-C Power Delivery 3.0 port controller designed for a variety of applications including notebook computers, smartphones, tablets, and docking stations. It comes in a compact 28-QFN package, measuring 4.0mm x 4.0mm, which helps reduce the overall design footprint and bill of materials. This controller supports USB Power Delivery 3.0 compliance and features an I¬=C/SPI interface for communication with CPUs or SoCs. It includes integrated analog discrete components, such as VCONN FETs and a 3.3V power switch, which provide functionalities like dead battery support and programmable current sensing for overcurrent conditions. The device also supports dual role port (DRP) functionality and fast role swap (FRS), enhancing its versatility in power management. Additional features include USB Type-C alternate mode support for protocols like DisplayPort, cable orientation detection, and configurable general-purpose I/O pins. The UPD350AT-I/Q8X is available in commercial, industrial, and automotive grades, making it suitable for a wide range of environmental conditions.