The PC87312VFUS is an advanced integrated peripheral (Super I/O) chip produced by Texas Instruments, a leading global semiconductor company.

• Applications: desktops, servers, and embedded systems
• Functions: floppy disk controller, a parallel port, two serial ports, and an IDE (Integrated Drive Electronics) interface
• Floppy Disk Controller Compatibility: compatible with both 3.5" and 5.25" floppy drives and supports data rates up to 1 Mbps
• Parallel Port Support: supports both SPP (Standard Parallel Port) and EPP (Enhanced Parallel Port) modes
• Serial Ports Compatibility: compatible with the RS-232 standard
• IDE Interface Support: supports up to two IDE devices
• IDE Interface Modes: supports PIO (Programmed Input/Output) modes 0-4 and DMA (Direct Memory Access) modes 0-2
• Power Supply: operates on a single 5V supply
• Feature: low-power sleep mode