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CP2102N USBXpress™ USB-to-UART Bridge Controller

Silicon Labs CP2102N USBXpress™ USB-to-UART Bridge Controller updates RS-232 designs to USB using minimum components and PCB space. The CP2102N includes a USB 2.0 full-speed function controller, USB transceiver, oscillator, and Universal Asynchronous Receiver/Transmitter (UART). The Controller is housed in packages as small as 3mm x 3mm. No other external USB components are required.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (INR) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	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 USBXpress - USB to UART Bridge QFN20 CP2102N-A02-GQFN20 Silicon Labs 1: ₹378.34 10,482In Stock 32,760On Order	Mfr. Part No. CP2102N-A02-GQFN20 Mouser Part No 634-CP2102NA02GQFN20	Silicon Labs	USB Interface IC USBXpress - USB to UART Bridge QFN20 Learn More about Silicon Labs silabs cp2102n usbxpress usb uart bridge controllers	Datasheet	10,482In Stock 32,760On Order On Order Ship Dates Mfr. No: CP2102N-A02-GQFN20 Stock: 10,482 Can Dispatch Immediately On Order: 12,600 Expected 13-10-2026 20,160 Expected 04-05-2027 Factory Lead Time: 31 Weeks	₹378.34 ₹338.21 ₹269.42 ₹257.00 View ₹251.27 ₹206.37 ₹198.72	Min.: 1 Mult.: 1			CP2102N	USB Controllers	Bridge, USB to UART	SMD/SMT	QFN-20	USB 2.0	Full Speed (FS)	3 Mb/s	3 V	3.6 V	13.7 mA	- 40 C	+ 85 C	Tube
	USB Interface IC USBXpress - USB to UART Bridge QFN20 CP2102N-A02-GQFN20R Silicon Labs 1: ₹358.28 38,371In Stock 63,000Expected 08-01-2027	Mfr. Part No. CP2102N-A02-GQFN20R Mouser Part No 634-CP2102NA02QFN20R	Silicon Labs	USB Interface IC USBXpress - USB to UART Bridge QFN20 Learn More about Silicon Labs silabs cp2102n usbxpress usb uart bridge controllers	Datasheet	38,371In Stock 63,000Expected 08-01-2027	Cut Tape ₹358.28 ₹356.36 ₹344.90 ₹309.55 Reel ₹200.63 View ₹282.80 ₹263.69 ₹232.16 ₹198.72 MouseReel Available	Min.: 1 Mult.: 1 : 1,500			CP2102N	USB Controllers	Bridge, USB to UART	SMD/SMT	QFN-20	USB 2.0	Full Speed (FS)	3 Mb/s	3 V	3.6 V	13.7 mA	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
	USB Interface IC USBXpress - USB to UART Bridge QFN24 CP2102N-A02-GQFN24 Silicon Labs 1: ₹492.03 2,138In Stock 22,932On Order	Mfr. Part No. CP2102N-A02-GQFN24 Mouser Part No 634-CP2102NA02GQFN24	Silicon Labs	USB Interface IC USBXpress - USB to UART Bridge QFN24 Learn More about Silicon Labs silabs cp2102n usbxpress usb uart bridge controllers	Datasheet	2,138In Stock 22,932On Order On Order Ship Dates Mfr. No: CP2102N-A02-GQFN24 Stock: 2,138 Can Dispatch Immediately On Order: 13,377 Expected 01-01-2027 9,555 Expected 08-01-2027 Factory Lead Time: 31 Weeks	₹492.03 ₹373.56 ₹313.37 ₹300.95 View ₹294.26 ₹284.71 ₹278.02	Min.: 1 Mult.: 1			CP2102N	USB Controllers	Bridge, USB to UART	SMD/SMT	QFN-24	USB 2.0	Full Speed (FS)	3 Mb/s	3 V	3.6 V	13.7 mA	- 40 C	+ 85 C	Tube
	USB Interface IC USBXpress - USB to UART Bridge QFN24 CP2102N-A02-GQFN24R Silicon Labs 1: ₹425.15 61In Stock 66,000On Order	Mfr. Part No. CP2102N-A02-GQFN24R Mouser Part No 634-CP2102NA02QFN24R	Silicon Labs	USB Interface IC USBXpress - USB to UART Bridge QFN24 Learn More about Silicon Labs silabs cp2102n usbxpress usb uart bridge controllers	Datasheet	61In Stock 66,000On Order On Order Ship Dates Mfr. No: CP2102N-A02-GQFN24R Stock: 61 Can Dispatch Immediately On Order: 27,000 Expected 01-01-2027 39,000 Expected 08-01-2027 Factory Lead Time: 31 Weeks	Cut Tape ₹425.15 ₹348.72 ₹321.01 ₹290.44 Reel ₹250.31 View ₹275.16 ₹269.42 ₹256.05 ₹249.36 MouseReel Available	Min.: 1 Mult.: 1 : 1,500			CP2102N	USB Controllers	Bridge, USB to UART	SMD/SMT	QFN-24	USB 2.0	Full Speed (FS)	3 Mb/s	3 V	3.6 V	13.7 mA	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
	USB Interface IC USBXpress - USB to UART Bridge QFN28 CP2102N-A02-GQFN28 Silicon Labs 1: ₹542.67 22,106Expected 01-01-2027	Mfr. Part No. CP2102N-A02-GQFN28 Mouser Part No 634-CP2102NA02GQFN28	Silicon Labs	USB Interface IC USBXpress - USB to UART Bridge QFN28 Learn More about Silicon Labs silabs cp2102n usbxpress usb uart bridge controllers	Datasheet	22,106Expected 01-01-2027	₹542.67 ₹412.73 ₹350.63 ₹336.30 View ₹324.84 ₹299.04	Min.: 1 Mult.: 1			CP2102N	USB Controllers	Bridge, USB to UART	SMD/SMT	QFN-28	USB 2.0	Full Speed (FS)	3 Mb/s	3 V	3.6 V	13.7 mA	- 40 C	+ 85 C	Tube
	USB Interface IC USBXpress - USB to UART Bridge QFN28 CP2102N-A02-GQFN28R Silicon Labs 1: ₹336.30 83,000On Order	Mfr. Part No. CP2102N-A02-GQFN28R Mouser Part No 634-CP2102NA02QFN28R	Silicon Labs	USB Interface IC USBXpress - USB to UART Bridge QFN28 Learn More about Silicon Labs silabs cp2102n usbxpress usb uart bridge controllers	Datasheet	83,000On Order On Order Ship Dates Mfr. No: CP2102N-A02-GQFN28R Stock: 0 On Order: 21,500 Expected 01-01-2027 61,500 Expected 08-01-2027 Factory Lead Time: 31 Weeks	Cut Tape ₹336.30 ₹315.28 ₹290.44 ₹276.11 View Reel ₹203.50 ₹259.87 ₹245.54 ₹203.50 ₹203.50 MouseReel Available	Min.: 1 Mult.: 1 : 1,500			CP2102N	USB Controllers	Bridge, USB to UART	SMD/SMT	QFN-28	USB 2.0	Full Speed (FS)	3 Mb/s	3 V	3.6 V	13.7 mA	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel