FT8U100AX

The FT8U100AX is not recommended for new designs - consult FTDI Support before implementing a design based on this IC.

The FT8U100AX multi-function USB 1.1 hub controller IC is a popular choice for USB docking stations and other products requiring multiple legacy ports.  Features include inbuilt RS232 serial, PS/2 mouse and keyboard ports combined with up to 7 other USB hub ports which can be used for USB expansion or to provide further legacy ports in conjunction with other USB legacy support ICs.  The FT8U100AX is supplied in a 100LD QFP package.

Product Information

• Data Sheet
• Application Notes
• Schematics

Key Hardware Features

• High integration USB hub controller
• 7 downstream and 1 upstream USB hub ports
• Embedded peripherals including
• RS232 serial port
• PS/2 keyboard port
• PS/2 mouse port supporting
• 2 button PS/2 mouse
• 3 button PS/2 mouse
• Thumb-wheel PS/2 mouse
• IRDA SIR port
• IR remote control port
• Master/slave 2-wire serial bus
• 2 status LEDs per USB port which indicate
• High/low speed peripheral
• USB peripheral bus traffic
• Peripheral over-current error
• Peripheral babble/EOF error
• USB reset condition
• USB suspend condition
• Power control/overload detect on each individual USB port
• External firmware in OTP ROM
• 3.3V supply operation
• UHCI/OHCI compliant
• USB 1.1 specification compliant
• 100-pin PQFP package