• TTL-232R Converter Cable provides a USB to TTL Serial interface with various end connectors.
• Onboard FT232RNL provides single chip USB to asynchronous serial data transfer interface.
• Entire USB protocol handled by the electronics in the cable USB.
• Connect directly to a microcontroller UART or I/O pins.
• 5V CMOS drive outputs and 5V safe TTL inputs make the TTL-232R easy to interface to 5V MCU''s.
• +5V or +3.3V output allows external logic to be powered from the USB port.
• 6-way outputs provide Tx, Rx, RTS#, CTS#, VCC, and GND (except Audio Jack which provides only TX, RX, and GND).
• 4-way connector provides Tx, Rx, VCC and GND.
• 3-way Audio Jack connector provides Tx, Rx, and GND.
• .Low USB bandwidth consumption.
• UHCI / OHCI / EHCI host controller compatible.
• USB 2.0 Full Speed compatible.
• -40°C to +85°C operating temperature range.
• Cable length is 1.80m (6 feet).
• Custom versions also available (subject to MOQ).
Typical Applications
* USB to Serial TTL Level Converter
* Upgrading Legacy Peripherals to USB
* Interface Microcontroller UART or I/O to USB
* Interface FPGA / PLD to USB
* Firmware download and debug cable
* USB Instrumentation PC interface
* USB Industrial Control
* USB Software / Hardware Encryption Dongles
* “Maker” projects test cable
The FTDI FT232RNL Chip Features:
1. Single chip USB to asynchronous serial data transfer interface.
2. Entire USB protocol handled on the chip. No USB specific firmware programming required.
3. Fully integrated 1024 bit EEPROM storing device descriptors and CBUS I/O configuration.
4. Fully integrated USB termination resistors.
5. Fully integrated clock generation with no external crystal required plus optional clock output selection enabling a glue-less interface to external MCU or FPGA.
6. Data transfer rates from 300 baud to 3 Mbaud(RS422, RS485, RS232) at TTL levels.
7. 128 byte receive buffer and 256 byte transmit buffer utilising buffer smoothing technology to allow for high data throughput.
8. FTDI’s royalty-free Virtual Com Port (VCP) and Direct (D2XX) drivers eliminate the requirement for USB driver development in most cases.
9. Unique USB FTDIChip-ID™ feature.
10. Configurable CBUS I/O pins.
11. Transmit and receive LED drive signals.
12. UART interface support for 7 or 8 data bits, 1 or 2 stop bits and odd / even / mark / space /no parity
13. FIFO receives and transmits buffers for high data throughput.
14. Synchronous and asynchronous bit bang interface options with RD# and WR# strobes.
15. Device supplied pre-programmed with unique USB serial number.
16. Supports bus powered, self-powered and highpower bus powered USB configurations.
17. Integrated +3.3V level converter for USB I/O.
18. Integrated level converter on UART and CBUS for interfacing to between +1.8V and +5V logic.
19. True 5V/3.3V/2.8V/1.8V CMOS drive output and TTL input.
20. Configurable I/O pin output drive strength.
21. Integrated power-on-reset circuit.
22. Fully integrated AVCC supply filtering - no external filtering required.
23. UART signal inversion option.
24. +3.3V (using external oscillator) to +5.25V (internal oscillator) Single Supply Operation.
25. Low operating and USB suspend current.
26. Low USB bandwidth consumption.
27. UHCI/OHCI/EHCI host controller compatible.
28. USB 2.0 Full Speed compatible.
29. -40°C to 85°C extended operating temperature range.
30. Available in compact Pb-free 28 Pin SSOP and QFN-32 packages (both RoHS compliant).
