FTDI FT232RNL USB to UART Interface Bridge IC 28-Pin SSOP

The FTDI FT232RNL USB to UART Interface Bridge IC is a single-chip solution for USB full-speed to serial UART interfacing, with UART data transfer speeds of up to 3MBaud. Supplied in a 28-pin SSOP package, it integrates essential components on-chip to simplify USB to serial designs.

Overview

The FT232RNL includes an internal oscillator, USB termination resistors, and an EEPROM, and it handles the entire USB protocol onboard. This removes the need for complex USB-specific firmware programming, supporting straightforward integration and rapid development. The device supports full-speed 12Mbps USB communication and offers fully assisted hardware handshaking or X-On/X-Off software handshaking for data flow control. In-built support for event characters and line break conditions is also provided.

Key Features

• Integrated design with an on-chip oscillator, EEPROM, and USB resistors
• UART data transfer speeds of up to 3MBaud
• 12Mbps USB full-speed communication
• Four configurable GPIO pins and configurable CBUS I/O pins
• Asynchronous and synchronous bit bang interface modes
• Transmit and receive LED drive signals
• Adjustable receive buffer timeout
• FTDIChip-ID security dongle feature for device identification
• Extended operating temperature range from -40°C to 85°C

Specifications

• Supply voltage: 3.3V to 5.25V
• I/O voltage range: 1.8V to 5V
• Package: 28-pin SSOP
• Width: 3.3
• Depth: 1.5
• Height: 4.3
• Weight: 15.195 gm

Applications

The FT232RNL suits upgrading legacy serial equipment and developing new USB-connected devices, providing a USB to UART bridge for both scenarios.

Choose the FTDI FT232RNL USB to UART Interface Bridge IC when a single-chip USB to UART interface is needed for legacy serial equipment or new USB-connected devices.