USB Interface IC – Mouser Singapore

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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Product	Type	Mounting Style	Package/Case	Standard	Speed	Data Rate	Supply Voltage - Min	Supply Voltage - Max	Operating Supply Current	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
USB Interface IC USB to I2C Bridge Device MCP2221-I/ML Microchip Technology 1: $4.28 1,681In Stock	Mfr. Part No. MCP2221-I/ML Mouser Part No 579-MCP2221-I/ML	Microchip Technology	USB Interface IC USB to I2C Bridge Device Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	1,681In Stock	$4.28 $3.56 $3.24	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
USB Interface IC USB to I2C Bridge Device MCP2221-I/P Microchip Technology 1: $4.80 510In Stock	Mfr. Part No. MCP2221-I/P Mouser Part No 579-MCP2221-I/P	Microchip Technology	USB Interface IC USB to I2C Bridge Device Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	510In Stock	$4.80 $4.03 $3.96 $3.66 View $3.63 $3.62	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
USB Interface IC USB 2.0 to I2C Converter with GPIO MCP2221AT-I/ST Microchip Technology 1: $3.81 5,873In Stock	Mfr. Part No. MCP2221AT-I/ST Mouser Part No 579-MCP2221AT-I/ST	Microchip Technology	USB Interface IC USB 2.0 to I2C Converter with GPIO Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	5,873In Stock	Cut Tape $3.81 $3.21 Reel $2.90 MouseReel Available	Min.: 1 Mult.: 1 : 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
USB Interface IC USB 2.0 to I2C Converter with GPIO MCP2221A-I/ST Microchip Technology 1: $3.81 6,509In Stock	Mfr. Part No. MCP2221A-I/ST Mouser Part No 579-MCP2221A-I/ST	Microchip Technology	USB Interface IC USB 2.0 to I2C Converter with GPIO Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	6,509In Stock	$3.81 $3.17 $2.90	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
USB Interface IC USB to I2C Bridge Device MCP2221T-I/ST Microchip Technology 1: $4.28 3,058In Stock	Mfr. Part No. MCP2221T-I/ST Mouser Part No 579-MCP2221T-I/ST	Microchip Technology	USB Interface IC USB to I2C Bridge Device Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	3,058In Stock	Cut Tape $4.28 $3.56 $3.55 Reel $3.30 MouseReel Available	Min.: 1 Mult.: 1 : 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
USB Interface IC USB 2.0 to I2C/UART Protocol Converter with GPIO, AEC-Q100 Qualified MCP2221A-I/ML Microchip Technology 1: $3.81 1,652In Stock 3,731Expected 21/1/2027	Mfr. Part No. MCP2221A-I/ML Mouser Part No 579-MCP2221A-I/ML	Microchip Technology	USB Interface IC USB 2.0 to I2C/UART Protocol Converter with GPIO, AEC-Q100 Qualified Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	1,652In Stock 3,731Expected 21/1/2027	$3.81 $3.17 $2.90	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
USB Interface IC USB 2.0 to I2C Converter with GPIO MCP2221A-I/P Microchip Technology 1: $4.35 627In Stock	Mfr. Part No. MCP2221A-I/P Mouser Part No 579-MCP2221A-I/P	Microchip Technology	USB Interface IC USB 2.0 to I2C Converter with GPIO Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	627In Stock	$4.35 $3.63 $3.29	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
USB Interface IC USB 2.0 to I2C Converter with GPIO MCP2221A-I/SL Microchip Technology 1: $3.44 5,567In Stock	Mfr. Part No. MCP2221A-I/SL Mouser Part No 579-MCP2221A-I/SL	Microchip Technology	USB Interface IC USB 2.0 to I2C Converter with GPIO Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	5,567In Stock	$3.44 $2.90 $2.62	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
USB Interface IC USB 2.0 to I2C Converter with GPIO MCP2221AT-I/ML Microchip Technology 1: $3.81 3,479In Stock 9,690On Order	Mfr. Part No. MCP2221AT-I/ML Mouser Part No 579-MCP2221AT-I/ML	Microchip Technology	USB Interface IC USB 2.0 to I2C Converter with GPIO Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	3,479In Stock 9,690On Order On Order Ship Dates Mfr. No: MCP2221AT-I/ML Stock: 3,479 Can Dispatch Immediately On Order: 3,090 Expected 9/11/2026 6,600 Expected 1/1/2027 Factory Lead Time: 22 Weeks	Cut Tape $3.81 $3.21 Reel $2.90 MouseReel Available	Min.: 1 Mult.: 1 : 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
USB Interface IC USB to I2C Bridge Device MCP2221-I/SL Microchip Technology 1: $3.93 233In Stock	Mfr. Part No. MCP2221-I/SL Mouser Part No 579-MCP2221-I/SL	Microchip Technology	USB Interface IC USB to I2C Bridge Device Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	233In Stock	$3.93 $3.28 $2.96	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
USB Interface IC USB to I2C Bridge Device MCP2221-I/ST Microchip Technology 1: $4.28 346In Stock	Mfr. Part No. MCP2221-I/ST Mouser Part No 579-MCP2221-I/ST	Microchip Technology	USB Interface IC USB to I2C Bridge Device Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	346In Stock	$4.28 $3.56 $3.24	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
USB Interface IC USB 2.0 to I2C Converter with GPIO MCP2221AT-I/SL Microchip Technology 1: $3.44 326In Stock 7,800On Order	Mfr. Part No. MCP2221AT-I/SL Mouser Part No 579-MCP2221AT-I/SL	Microchip Technology	USB Interface IC USB 2.0 to I2C Converter with GPIO Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	326In Stock 7,800On Order On Order Ship Dates Mfr. No: MCP2221AT-I/SL Stock: 326 Can Dispatch Immediately On Order: 2,600 Expected 28/12/2026 5,200 Expected 18/1/2027 Factory Lead Time: 21 Weeks	Cut Tape $3.44 $2.90 Reel $2.62 MouseReel Available	Min.: 1 Mult.: 1 : 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
USB Interface IC USB to I2C Bridge Device MCP2221T-I/ML Microchip Technology 3,300: $3.24 Non-Stocked Lead-Time 22 Weeks	Mfr. Part No. MCP2221T-I/ML Mouser Part No 579-MCP2221T-I/ML	Microchip Technology	USB Interface IC USB to I2C Bridge Device Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	Non-Stocked Lead-Time 22 Weeks	Reel $3.24	Min.: 3,300 Mult.: 3,300 : 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
USB Interface IC USB to I2C Bridge Device MCP2221T-I/SL Microchip Technology 2,600: $2.96 Non-Stocked Lead-Time 21 Weeks	Mfr. Part No. MCP2221T-I/SL Mouser Part No 579-MCP2221T-I/SL	Microchip Technology	USB Interface IC USB to I2C Bridge Device Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	Non-Stocked Lead-Time 21 Weeks	Reel $2.96	Min.: 2,600 Mult.: 2,600 : 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

MCP2221 USB-to-UART/I²C Converter

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MCP2221 USB-to-UART/I²C Converter

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