GSA0T201 is a low pin count integrated circuit from the Storm Interface family. It is a small-footprint, highly integrated PCI Express device that provides a range of interface types for connecting PCs to peripheral devices. The chip includes two channels of interface support, supporting USB 2.0, RS-232, SPP, LPC and SMBus communication types. It offers enhanced power management features and signal integrity protection, allowing robust and reliable communication between the host and peripheral devices. The chip also includes on-chip clock synthesis and data rate selection allowing support of low speed, mid-speed and high speed data rates.