Overview
The FT232HL-REEL is a single channel USB 2.0 Hi-Speed (480Mb/s) to UART/FIFO IC developed by FTDI, Future Technology Devices International Ltd. This IC is part of FTDI's 6th generation of USB to serial/parallel interface solutions. It is designed to handle the entire USB protocol on the chip, eliminating the need for USB-specific firmware programming. The device supports a variety of industry-standard serial and parallel interfaces, including UART, FIFO, JTAG, SPI, and I2C, among others.
Key Specifications
| Parameter | Specification |
|---|---|
| USB Speed | USB 2.0 Hi-Speed (480Mbits/Second) and Full Speed (12Mbits/Second) |
| UART Transfer Rate | Up to 12Mbaud (RS232 Data Rate limited by external level shifter) |
| FIFO Transfer Rate | Asynchronous: up to 8 MByte/Sec, Synchronous: up to 40 Mbytes/Sec |
| Interface Options | UART, FIFO, JTAG, SPI, I2C, FT1248, Bit-Bang, Fast Serial Interface |
| Power Supply | +1.8V (chip core) and +3.3V I/O interfacing (+5V Tolerant) |
| Operating Temperature | -40°C to 85°C |
| Package Type | 48-pin Lead-Free LQFP or QFN |
| USB Configuration | Self-powered, bus-powered, and high-power bus-powered |
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 simplified synchronous serial protocol design.
- Supports a proprietary half-duplex FT1248 interface with a configurable width, bi-directional data bus (1, 2, 4 or 8 bits wide).
- CPU-style FIFO interface mode simplifies CPU interface design.
- Fast serial interface option.
- FTDI’s royalty-free Virtual Com Port (VCP) and Direct (D2XX) drivers.
- Adjustable receive buffer timeout and transmit and receive LED drive signals.
- Bit-bang Mode interface option with RD# and WR strobes.
- Integrated 5V to 3.3/+1.8V LDO regulator and power-on-reset function.
- Configurable I/O drive strength (4, 8, 12 or 16mA) and slew rate.
- Low operating and USB suspend current.
- UHCI/OHCI/EHCI host controller compatible.
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 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 - USB interface.
- USB Digital Camera Interface.
- USB Bar Code Readers.
Q & A
- What is the FT232HL-REEL?
The FT232HL-REEL is a single channel USB 2.0 Hi-Speed to UART/FIFO IC developed by FTDI.
- What are the supported USB speeds?
The device supports USB 2.0 Hi-Speed (480Mbits/Second) and Full Speed (12Mbits/Second).
- What are the interface options available?
The device supports UART, FIFO, JTAG, SPI, I2C, FT1248, Bit-Bang, and Fast Serial Interface.
- What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
- What are the package types available?
The device is available in 48-pin Lead-Free LQFP or QFN packages.
- Does the device support different power configurations?
Yes, it supports self-powered, bus-powered, and high-power bus-powered USB configurations.
- What drivers are available for this device?
FTDI provides royalty-free Virtual Com Port (VCP) and Direct (D2XX) drivers.
- Can the device be configured for different I/O drive strengths?
Yes, the I/O drive strength can be configured to 4, 8, 12, or 16mA.
- What are some common applications of the FT232HL-REEL?
Common applications include USB to UART, USB to FIFO, USB instrumentation, and industrial control, among others.
- Is the device compatible with different host controllers?
Yes, it is compatible with UHCI/OHCI/EHCI host controllers.
