Microchip Technology's MCP2221-I/ST USB to I2C/UART Protocol Converter

The MCP2221-I/ST is a versatile and feature-rich USB to I2C/UART protocol converter from Microchip Technology, designed to enable seamless communication between USB and I2C or UART interfaces. This compact and efficient integrated circuit (IC) is ideal for developers looking to bridge the gap between legacy serial devices and modern USB ports on PCs and laptops.

Main Features:

• USB Interface: The MCP2221-I/ST acts as a Full-Speed USB 2.0 Device, ensuring compatibility with a wide range of devices and offering a user-friendly plug-and-play experience.
• I2C/UART Support: It provides both I2C (up to 400 kHz) and UART (up to 115200 baud) interfaces, giving users the flexibility to connect to various types of sensors, actuators, and other peripherals.
• Customizable: Four GPIO pins are available and can be configured for various functions, such as ADC inputs or PWM outputs, providing additional versatility for your projects.
• Operating Voltage: The device operates at a voltage range of 3.0V to 5.5V, making it suitable for a wide array of applications and compatible with most common logic levels.
• Compact Form Factor: Housed in a 14-pin TSSOP package, the MCP2221-I/ST is designed for space-constrained applications.

Applications:

The MCP2221-I/ST is an excellent choice for a multitude of applications, including:

• USB Interface for I2C/SMBus sensors and peripherals
• Serial communication for legacy devices
• Prototyping and testing new I2C/UART designs
• Creating USB connectivity for microcontroller projects
• General-purpose USB data logging and monitoring

With its robust feature set and ease of use, the MCP2221-I/ST from Microchip Technology is a powerful tool for engineers, hobbyists, and educators alike. Whether you're developing a new I2C/UART-based device or simply need to add USB connectivity to an existing project, the MCP2221-I/ST offers a cost-effective and reliable solution.

For more information, datasheets, and technical resources, visit Microchip Technology's official website or contact their support team for assistance with integrating the MCP2221-I/ST into your next project.