MCP2221AT-I/ML
- Mfr.Part #
- MCP2221AT-I/ML
- Manufacturer
- Microchip Technology
- Package / Case
- 16-VQFN Exposed Pad
- Datasheet
- Download
- Description
- IC USB TO I2C/UART 16QFN
- Stock
- 18,630
- In Stock :
- 18,630
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- Manufacturer :
- Microchip Technology
- Product Category :
- Controllers
- Length :
- 4mm
- Number of Channels per Chip :
- 1
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Series :
- --
- JESD-30 Code :
- S-PQCC-N16
- Surface Mount :
- yes
- Supply Voltage :
- 3.3V
- Screening Level :
- Industrial
- Supplier Device Package :
- 16-QFN (4x4)
- Data Rate :
- 12 Mb/s
- Seated Height-Max :
- 1 mm
- Packaging :
- Tape and Reel (TR)
- Operating Supply Voltage :
- 5.25, 4.75 V
- Number of Terminations :
- 16
- Package :
- Tape and Reel (TR)
- Minimum Operating Temperature :
- - 40 C
- Type :
- Bridge, USB to UART/I2C
- Temperature Grade :
- Industrial
- Current - Supply :
- 13mA
- Pin Count :
- 16
- Standard :
- USB 2.0
- Subcategory :
- Interface ICs
- Height Seated (Max) :
- 1mm
- Mounting :
- Surface Mount
- Factory Lead Time :
- 8 Weeks
- Product :
- USB Controllers
- Package Shape :
- Square
- Package / Case :
- 16-VQFN Exposed Pad
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Published :
- 2016
- Function :
- Bridge, USB to I2C/UART
- Base Product Number :
- MCP2221
- Reach Compliance Code :
- Compliant
- Product Status :
- Active
- Number of Terminals :
- 16
- Operating Temperature :
- -40°C~85°C
- Operating Supply Current :
- 13mA
- Terminal Pitch :
- 0.65mm
- Maximum Data Rate :
- 12 Mbps
- Brand :
- Microchip Technology
- RoHS Status :
- ROHS3 Compliant
- Maximum Operating Temperature :
- + 85 C
- Width :
- 4mm
- RoHS :
- Details
- Speed :
- Full Speed (FS)
- Product Type :
- USB Interface IC
- Mounting Style :
- SMD/SMT
- Transmitter and Receiver FIFO Counter :
- No
- Product Category :
- USB Interface IC
- Terminal Form :
- NO LEAD
- Base Part Number :
- MCP2221A
- Voltage - Supply :
- 3V~5.5V
- Protocol :
- USB
- Terminal Position :
- QUAD
- uPs/uCs/Peripheral ICs Type :
- MICROPROCESSOR CIRCUIT
- Manufacturer :
- Microchip
- JESD-609 Code :
- e3
- Interface :
- I2C, UART
- Standards :
- USB 2.0
- Supplier Package :
- QFN
- HTS Code :
- 8542.31.00.01
- Datasheets
- MCP2221AT-I/ML

Controllers Microchip Technology MCP2221AT-I/ML Overview
The Controllers Microchip Technology MCP2221AT-I/ML is an innovative USB-to-I2C/UART bridge controller that offers a compact and efficient solution for embedded systems requiring an interface with a USB host. Designed by Microchip Technology, a leader in microcontroller and analog semiconductors, this device supports full-speed USB 2.0 for smooth and reliable data transfer. Its versatility is enhanced by its integration into a small 16-pin QFN package, making it ideal for applications where space is at a premium and high performance is necessary. The MCP2221AT-I/ML provides a simple and cost-effective way to add USB connectivity to your designs with minimal external components.
MCP2221AT-I/ML Features
This device includes a variety of features that make it particularly useful in embedded systems, including built-in support for I2C and UART communication protocols. It offers a 128-byte buffer for USB data streaming, configurable clock output for peripheral devices, and up to four general purpose input/output (GPIO) pins that enhance its adaptability for various applications. Additionally, the MCP2221AT-I/ML supports customizable Baud rates and has comprehensive power management capabilities, such as suspend, resume, and sleep functionalities to conserve energy in low-power applications.
MCP2221AT-I/ML Applications
- Embedded System Management: Enables USB interface for system diagnostics, updates, and communications with sensors and other peripherals.
- Industrial Automation: Facilitates communication between industrial machines and control systems via USB for real-time data logging and parameter adjustments.
- Consumer Electronics: Used in various consumer devices to provide a bridge for UART/I2C communication, enhancing device capabilities and connectivity.
- PC Peripheral Development: Allows for seamless integration of peripherals like keyboards, mice, and other input devices with a PC through USB.
- IoT Devices: Integrates USB connectivity into IoT devices for efficient setup, control, and data transfer to and from networked systems.
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