Микросхемы и комплектующие FT220XQ-R

• USB to FTDI's proprietary FT1248 interface in 16 pin QFN package
• FT1248 serial parallel interface in 1, 2 or 4-bit wide mode
• Entire USB protocol handled on chip, no USB specific firmware programming required
• Fully integrated 2048-byte MTP memory for storing device descriptors and CBUS I/O configuration
• Fully integrated clock generation with no external crystal required
• Data transfer rates to 500kbps
• 512-byte receive buffer and 512-byte transmit buffer utilising buffer smoothing technology
• FTDI's royalty-free virtual com port (VCP) and direct (D2XX) drivers
• Configurable CBUS I/O pin
• Device supplied pre-programmed with unique USB serial number

• Supports bus powered, self powered and high-power bus powered USB configurations
• Integrated +3.3V level converter for USB I/O
• True 3.3V CMOS drive output and TTL input (operates down to 1V8 with external pull-ups)
• I/O levels from 1.8 to 3.3V (5V tolerant inputs)
• Configurable I/O pin output drive strength
• Battery charger detection
• Integrated power-on-reset circuit
• Internal 3.3/1.8V LDO regulators
• Low operating current of 8mA (typical) and USB suspend current of 125µA (typical) current
• Low USB bandwidth consumption

Примечания