MCP2221 USB-to-UART/I²C Converter

Microchip Technology MCP2221 USB-to-UART/I²C Converter supports full-speed USB at 12Mb/s and enables USB connectivity in applications with UART and I2C interfaces. The MCP2221 converter integrates USB termination resistors and the oscillator needed for USB operation. This converter comes with four GP pins that provide miscellaneous functionalities. These functionalities include GPIO, USBCFG, SSPND, Clock Output, ADC, DAC, interrupt detector.

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Supply Voltage - Max
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Packaging
Microchip Technology USB Interface IC USB to I2C Bridge Device
Datasheet
2,068May Stock
Min.: 1
Mult.: 1

MCP2221 USB Controllers Bridge, USB to UART/I2C SMD/SMT QFN-16 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Tube
Microchip Technology USB Interface IC USB 2.0 to I2C Converter with GPIO
Datasheet
9,731May Stock
Min.: 1
Mult.: 1

MCP2221A USB Controllers Bridge, USB to UART/I2C SMD/SMT TSSOP-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Tube
Microchip Technology USB Interface IC USB 2.0 to I2C/UART Protocol Converter with GPIO, AEC-Q100 Qualified
Datasheet
782May Stock
Min.: 1
Mult.: 1

MCP2221A USB Controllers Bridge, USB to UART/I2C SMD/SMT QFN-16 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Tube

Microchip Technology USB Interface IC USB 2.0 to I2C Converter with GPIO
Datasheet
2,813May Stock
Min.: 1
Mult.: 1

MCP2221A USB Controllers Bridge, USB to UART/I2C SMD/SMT SOIC-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Tube
Microchip Technology USB Interface IC USB 2.0 to I2C Converter with GPIO
Datasheet
3,591May Stock
Available ang MouseReel
Min.: 1
Mult.: 1
Reel: 3,300

MCP2221A USB Controllers Bridge, USB to UART/I2C SMD/SMT QFN-16 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Reel, Cut Tape, MouseReel

Microchip Technology USB Interface IC USB 2.0 to I2C Converter with GPIO
Datasheet
1,306May Stock
Available ang MouseReel
Min.: 1
Mult.: 1
Reel: 2,600

MCP2221A USB Controllers Bridge, USB to UART/I2C SMD/SMT SOIC-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Microchip Technology USB Interface IC USB 2.0 to I2C Converter with GPIO
Datasheet
4,706May Stock
Available ang MouseReel
Min.: 1
Mult.: 1
Reel: 2,500

MCP2221A USB Controllers Bridge, USB to UART/I2C SMD/SMT TSSOP-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
Microchip Technology USB Interface IC USB to I2C Bridge Device
Datasheet
2,136May Stock
Available ang MouseReel
Min.: 1
Mult.: 1
Reel: 2,500

MCP2221 USB Controllers Bridge, USB to UART/I2C SMD/SMT TSSOP-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Reel, Cut Tape, MouseReel

Microchip Technology USB Interface IC USB to I2C Bridge Device
Datasheet
205May Stock
Min.: 1
Mult.: 1

MCP2221 USB Controllers Bridge, USB to UART/I2C SMD/SMT SOIC-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Tube
Microchip Technology USB Interface IC USB to I2C Bridge Device
Datasheet
86May Stock
Min.: 1
Mult.: 1

MCP2221 USB Controllers Bridge, USB to UART/I2C SMD/SMT TSSOP-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Tube

Microchip Technology USB Interface IC USB 2.0 to I2C Converter with GPIO
Datasheet
458May Stock
Min.: 1
Mult.: 1

MCP2221A USB Controllers Bridge, USB to UART/I2C Through Hole PDIP-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Tube
Microchip Technology USB Interface IC USB to I2C Bridge Device
Datasheet
295Inaasahan 2/23/2026
Min.: 1
Mult.: 1

MCP2221 USB Controllers Bridge, USB to UART/I2C Through Hole PDIP-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Tube
Microchip Technology USB Interface IC USB to I2C Bridge Device
Datasheet
Lead-Time para sa Hindi Naka-stock 7 (na) Linggo
Min.: 3,300
Mult.: 3,300
Reel: 3,300

MCP2221 USB Controllers Bridge, USB to UART/I2C SMD/SMT QFN-16 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Reel

Microchip Technology USB Interface IC USB to I2C Bridge Device
Datasheet
Lead-Time para sa Hindi Naka-stock 6 (na) Linggo
Min.: 2,600
Mult.: 2,600
Reel: 2,600

MCP2221 USB Controllers Bridge, USB to UART/I2C SMD/SMT SOIC-14 USB 2.0 Full Speed (FS) 12 Mb/s 3 V 5.5 V 13 mA - 40 C + 85 C Reel