FTDI Chip FT220XS-R

The FT220XS-R is a USB to UART interface IC that allows for simple and effective communication between USB devices and UART, such as microcontrollers and other serial devices. It features a reliable and high-speed USB 2.0 full-speed (12Mbps) interface and supports various UART data rates. Functions - USB to UART Conversion: It converts USB signals to standard UART signals, enabling microcontrollers to communicate over USB. - Integrated EEPROM: The FT220XS-R includes an integrated EEPROM for storing configuration settings and custom USB descriptors. - GPIO Support: It provides general-purpose input/output (GPIO) pins that can be used for additional functionality. - Power Management: The device features low power consumption modes, making it suitable for battery-operated devices. Applications - Embedded Systems: Ideal for developers looking for easy USB connectivity for embedded systems. - Data Acquisition: Used for connecting sensors and data collectors to a USB interface for data transfer. - Industrial Automation: Can be used in products that require a reliable serial communication over USB. - Consumer Electronics: Commonly found in devices that require serial communication such as printers, phones, and cameras. Alternative Parts - FT232R: Another USB to UART interface from FTDI, offering similar functionality with more GPIO pins. - CP2102: A USB to UART bridge from Silicon Labs that offers varying data rates and USB interfaces. - CH340: A low-cost USB to UART bridge that is widely used in various applications. Embedded Modules While there are no specific embedded modules directly linked to the FT220XS-R, several manufacturers provide evaluation boards and module solutions based on the FTDI chips, such as: - FTDI USB UART modules: These often include FTDI chips and additional components to facilitate easier integration, such as the FTDI USB-Serial module. Related Questions and Answers Q1: What are the key features of the FT220XS-R? A1: The FT220XS-R features USB 2.0 full-speed interface, UART data rates up to 3 Mbps, integrated EEPROM for configuration storage, and multiple GPIO pins for additional functionality. It also supports low power states for energy-efficient applications. Q2: In what applications is the FT220XS-R typically used? A2: It is commonly used in embedded systems requiring USB connectivity, industrial automation systems, data acquisition setups, and various consumer electronics that involve USB to UART communication. Q3: What are some alternative ICs to the FT220XS-R? A3: Alternatives include the FT232R from FTDI, CP2102 from Silicon Labs, and CH340 from WCH, each providing USB to UART conversion but with variations in features and cost. Q4: How does the integrated EEPROM in FT220XS-R benefit developers? A4: The integrated EEPROM allows developers to store custom USB descriptors and configuration settings, enabling easier device recognition by host systems and reducing the need for external EEPROM components. Q5: Can the FT220XS-R be used in low-power applications? A5: Yes, the FT220XS-R features low power management modes, making it suitable for battery-powered devices and applications where energy efficiency is critical.