Overview
The FT232HL-TRAY, produced by FTDI (Future Technology Devices International Ltd), is a single-channel Hi-Speed USB to multipurpose UART/FIFO IC. This device operates at a USB Hi-Speed rate of 480 Mbps and features a flexible serial interface or parallel FIFO interface, enabling data transfer speeds up to 40 Mbytes/s. It supports a variety of asynchronous and synchronous serial standards, including UART, JTAG, SPI, I2C, and bit-bang modes. The FT232HL is highly integrated, including on-board voltage regulation and a power-on-reset function, making it versatile for various applications.
Key Specifications
| Specification | Details |
|---|---|
| USB Speed | USB 2.0 Hi-Speed (480 Mbits/Second) and Full Speed (12 Mbits/Second) |
| UART Transfer Rate | Up to 12 Mbaud (RS232 Data Rate limited by external level shifter) |
| FIFO Modes | Asynchronous 245 FIFO mode up to 8 MByte/Sec, Synchronous 245 parallel FIFO mode up to 40 Mbytes/Sec |
| FT1248 Interface | Half-duplex with configurable width (1, 2, 4, or 8 bits wide) |
| Power Supply | On-board voltage regulation providing 3.3V and 1.8V supplies from a 5V source |
| Operating Temperature | -40°C to 85°C |
| Package Type | 48-pin Lead Free LQFP or QFN |
| Driver Support | FTDI’s royalty-free Virtual Com Port (VCP) and Direct (D2XX) drivers for Windows, Mac OSX, and Linux |
Key Features
- Single channel USB to serial / parallel ports with various configurations.
- Entire USB protocol handled on the chip; no USB-specific firmware programming required.
- Multi-Protocol Synchronous Serial Engine (MPSSE) for simplifying synchronous serial protocol design.
- Supports asynchronous serial UART interface with full hardware handshaking and modem interface signals.
- Configurable I/O drive strength (4, 8, 12, or 16mA) and slew rate.
- Low operating and USB suspend current.
- Supports self-powered, bus-powered, and high-power bus-powered USB configurations.
- UHCI/OHCI/EHCI host controller compatible.
- Adjustable receive buffer timeout and option for transmit and receive LED drive signals.
Applications
- Single chip USB to UART (RS232, RS422, or RS485).
- USB to FIFO.
- USB to FT1248.
- USB to JTAG.
- USB to SPI.
- USB to I2C.
- USB to Bit-Bang.
- USB to Fast Serial Optic Interface.
- USB to CPU target interface (as memory).
- USB Instrumentation.
- USB Industrial Control.
- USB EPOS Control.
- USB MP3 Player Interface.
- USB FLASH Card Reader / Writers.
- Set Top Box PC – USB interface.
- USB Digital Camera Interface.
- USB Bar Code Readers.
Q & A
- What is the maximum data transfer rate of the FT232HL?
The FT232HL supports data transfer rates up to 40 Mbytes/s in synchronous 245 parallel FIFO mode.
- What types of interfaces does the FT232HL support?
The FT232HL supports a variety of interfaces including UART, JTAG, SPI, I2C, and bit-bang modes.
- What is the operating temperature range of the FT232HL?
The operating temperature range is -40°C to 85°C.
- Does the FT232HL require external voltage regulation?
No, the FT232HL includes on-board voltage regulation providing 3.3V and 1.8V supplies from a 5V source.
- What types of packaging are available for the FT232HL?
The FT232HL is available in 48-pin Lead Free LQFP or QFN packages.
- Are there any specific drivers required for the FT232HL?
Yes, FTDI provides royalty-free Virtual Com Port (VCP) and Direct (D2XX) drivers for Windows, Mac OSX, and Linux.
- Can the FT232HL be used in industrial applications?
Yes, the FT232HL is suitable for industrial control and other industrial applications due to its robust features and operating temperature range.
- Does the FT232HL support high-power bus-powered USB configurations?
Yes, it supports self-powered, bus-powered, and high-power bus-powered USB configurations.
- What is the MPSSE feature in the FT232HL?
The Multi-Protocol Synchronous Serial Engine (MPSSE) simplifies synchronous serial protocol design, supporting protocols like JTAG, SPI, and I2C.
- Can the FT232HL be configured using an external EEPROM?
Yes, the FT232HL can be configured using an external EEPROM over the USB interface.
