Microchip MCP2221AT-I/SL USB to I2C/UART Protocol Converter

The MCP2221AT-I/SL is a versatile connectivity solution from Microchip Technology, designed to bridge the gap between USB and I2C or UART communication protocols. This compact, cost-effective component is particularly suitable for applications requiring a simple and reliable method to connect I2C or UART devices to a USB host.

Key Features:

• USB 2.0 Full-Speed Compatibility: The MCP2221AT-I/SL operates at USB 2.0 full-speed, offering a data transfer rate of 12 Mbps, ensuring quick and efficient communication between devices.
• Integrated I2C/SMBus Interface: It supports I2C speeds up to 400 kHz, allowing for seamless communication with a wide array of I2C devices, including sensors, EEPROMs, and other peripherals.
• UART Interface: The device includes a UART interface with baud rates ranging from 300 to 460800 bps, providing a serial communication option for various applications.
• Customizable: Four GPIO pins are available and can be configured for various purposes, enhancing the flexibility of the MCP2221AT-I/SL for different use cases.
• Configurable Clock Output: An integrated clock output can be configured from 1.5 kHz to 24 MHz, which can be used for external MCU clocking or as a timer reference.
• Robust Protection Features: The device includes voltage-regulator and power-on-reset circuitry, along with protection against over-current and over-temperature, ensuring reliable operation.
• Compact Package: The MCP2221AT-I/SL comes in a space-saving 14-pin TSSOP package, ideal for PCB designs where space is at a premium.

Applications:

The MCP2221AT-I/SL is a perfect choice for a variety of applications, including:

• USB Interface for I2C/SMBus devices
• Serial communication for microcontroller debugging
• Prototyping and testing I2C/SMBus products
• Industrial control interfaces
• PC peripherals

With its ease of use and comprehensive feature set, the MCP2221AT-I/SL from Microchip Technology is an excellent solution for developers looking to integrate USB connectivity into their I2C or UART-based projects.