• Single chip USB to parallel FIFO bidirectional data transfer interface
• Entire USB protocol handled on the chip - No USB-specific firmware programming required.
• Simple interface to MCU / PLD / FPGA logic with simple 4-wire handshake interface.
• Data transfer rate to 1 Megabyte / second - D2XX Direct Drivers.
• Data transfer rate to 300 kilobyte / second - VCP Drivers.
• 256 byte receive buffer and 128 byte transmit buffer utilizing buffer smoothing technology to allow for high data throughput.
• FTDI's royalty-free VCP and D2XX drivers eliminate the requirement for USB driver development in most cases.
• New USB FTDIChip-ID™ feature.
• FIFO receive and transmit buffers for high data throughput.
• Adjustable receive buffer timeout.
• Synchronous and asynchronous bit bang mode interface options with RD# and WR# strobes allow the data bus to be used as a general purpose I/O port.
• Integrated 1024 Bit internal EEPROM for storing USB VID, PID, serial number and product description strings.
• Device supplied preprogrammed with unique USB serial number.
• Support for USB suspend / resume through PWREN# pin and Wake Up pin function.
• In-built support for event characters.
• Support for bus powered, self powered, and high-power bus powered USB configurations.
• Integrated 3.3V level converter for USB I/O .
• Integrated level converter on FIFO interface and control pins for interfacing to 5V - 1.8V Logic.
• True 5V / 3.3V / 2.8V / 1.8V CMOS drive output and TTL input.
• High I/O pin output drive option.
• Integrated USB resistors.
• Integrated power-on-reset circuit.
• Fully integrated clock - no external crystal, oscillator, or resonator required.
• Fully integrated AVCC supply filtering - No separate AVCC pin and no external R-C filter required.
• USB bulk transfer mode.
• 3.3V to 5.25V Single Supply Operation.
• Low operating and USB suspend current.
• Low USB bandwidth consumption.
• UHCI / OHCI / EHCI host controller compatible
• USB 2.0 Full Speed compatible.
• -40°C to 85°C extended operating temperature range.
• Available in compact Pb-free 28 Pin SSOP and QFN-32 packages (both RoHS compliant).1. Features 1.1 Hardware
Datasheet