This document is a specification of PDIUSBH12 USB 2-port hub
The Philips PDIUSBH12 is a cost-optimized second-generation USB hub featuring two downstream ports and support for up to three embedded functions. It communicates with system microcontrollers via a high-speed I²C serial bus, allowing designers to choose from a wide variety of microcontrollers while reducing development time and costs.
The device complies with the Universal Serial Bus specification Rev. 1.0 and includes features such as SoftConnect for software-controlled USB connection, GoodLink for downstream connection indication, and programmable clock outputs. It is designed for use in computer monitors, docking stations, keyboards, and other applications requiring hub functionality.
It complies with the Universal Serial Bus specification Rev. 1.0.
The device has two downstream ports with per packet connectivity and autospeed detection.
The high-speed slave I²C Interface supports speeds up to 1 Mbit/s.
The device operates with a single 3.3V supply and features 5V tolerant I/O.