The FT234XD-R is an USB2.0 Full Speed IC, offers a basic UART to USB bridge. The device is an UART, capable of operating up to 3Mbaud, with low power consumption (8mA). The FT234XD-R includes the complete FT-X series feature set, including battery charging detection and enables USB to be added into a system design quickly and easily over a UART interface.
● Single Chip USB to Asynchronous Serial Data Transfer Interface
● Entire USB Protocol Handled on Chip, No USB Specific Firmware Programming Required
● Fully Integrated 2048-byte EEPROM for Storing Device Descriptors and CBUS I/O Configuration
● Fully Integrated Clock Generation with no external crystal required + Optional clock o/p selection
● Data Transfer Rates from 300 Baud to 3Mbaud
● 512-byte Transmit and Receive Buffer utilising buffer smoothing technology for high data throughput
● Royalty-free VCP and Direct (D2XX) drivers eliminate requirement for USB driver development
● Configurable CBUS I/O Pins
● Transmit and Receive LED Drive Signals
● UART Interface Support for 7 or 8 Data Bits, 1 or 2 Stop Bits and Odd/Even/Mark/Space/No Parity
● Synchronous and Asynchronous Bit Bang Interface Options with RD# and WR# Strobes
● Battery Charger Detection, presence of a charger on USB port to enable faster charging of Batteries
● 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 up)
● Configurable I/O Pin Output Drive Strength
● Integrated Power-on-reset Circuit
● UART Signal Inversion Option
● Internal 3.3/1.8V LDO Regulators
●Absolute maximum ratings for devices are as mentioned, accordance with the Absolute Maximum Rating System (IEC 60134), exceeding these may cause permanent damage to the device.
