The PC97338 is a fully ACPI 1.0 and PC98/99 compliant, ISA based Super I/O. It is functionally compatible with the PC87338. It includes a Floppy Disk Controller (FDC), two Serial Communication Controllers (SCC) for UART and Infrared support, one IEEE1284 compatible Parallel Port, and two general purpose Chip Select signals for game port support. The device supports power management as well as 3.3V and 5V mixed operation making it particularly suitable for notebook and sub-notebook applications.