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CP21xx Smart Interface ICs

Silicon Labs CP21xx Smart Interface ICs leverage Silicon Labs' world-class mixed-signal design expertise to provide a family of high-performance interface devices that enable designers to differentiate their products and speed time-to-market. These mixed-signal IC products span different technologies and standards to enable quick and effective communication between two devices or functionalities. These devices include USB to UART bridges, ISB to I²S digital audio bridges, HID USB to SMBus/I²C bridges, and SPI to I²C bridge with GPIO port expanders, and USB to SPI bridges.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
I/O Controller Interface IC HID USB to UART Bridge QFN24 CP2110-F01-GM Silicon Labs 1: 4,27 € 26.055In Stock	Mfr. Part No. CP2110-F01-GM Mouser Part No 634-CP2110-F01-GM	Silicon Labs	I/O Controller Interface IC HID USB to UART Bridge QFN24 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	26.055In Stock	4,27 € 3,23 € 2,96 € 2,67 € View 2,54 € 2,52 € 2,37 € 2,30 €	Min.: 1 Mult.: 1
I/O Controller Interface IC HID USB to UART bridge CP2110-F02-GM1R Silicon Labs 1: 4,41 € 3.314In Stock	Mfr. Part No. CP2110-F02-GM1R Mouser Part No 634-CP2110-F02-GM1R	Silicon Labs	I/O Controller Interface IC HID USB to UART bridge Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	3.314In Stock	Cut Tape 4,41 € 3,32 € 3,05 € 2,76 € View Reel 2,30 € 2,61 € 2,60 € 2,38 € 2,30 €	Min.: 1 Mult.: 1 : 1.500
I/O Controller Interface IC USB to UART Bridge QFN24 CP2104-F03-GMR Silicon Labs 1: 4,45 € 21.059In Stock	Mfr. Part No. CP2104-F03-GMR Mouser Part No 634-CP2104-F03-GMR	Silicon Labs	I/O Controller Interface IC USB to UART Bridge QFN24 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	21.059In Stock	Cut Tape 4,45 € 3,38 € 3,11 € 2,82 € View Reel 2,51 € 2,68 € 2,61 € 2,52 € 2,51 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500
I/O Controller Interface IC USB to Dual UART Bridge QFN24 CP2105-F01-GM Silicon Labs 1: 4,23 € 5.753In Stock	Mfr. Part No. CP2105-F01-GM Mouser Part No 634-CP2105-F01-GM	Silicon Labs	I/O Controller Interface IC USB to Dual UART Bridge QFN24 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	5.753In Stock	4,23 € 3,35 € 2,88 € 2,73 € View 2,62 € 2,58 € 2,47 € 2,39 €	Min.: 1 Mult.: 1
I/O Controller Interface IC USB to Quad UART Bridge QFN64 CP2108-B03-GMR Silicon Labs 1: 10,96 € 12.920In Stock	Mfr. Part No. CP2108-B03-GMR Mouser Part No 634-CP2108-B03-GMR	Silicon Labs	I/O Controller Interface IC USB to Quad UART Bridge QFN64 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	12.920In Stock	Cut Tape 10,96 € 8,54 € 7,94 € 7,28 € View Reel 6,36 € 7,17 € 6,95 € 6,86 € 6,36 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500
USB Interface IC HID USB to SMBUS Bridge QFN24 CP2112-F03-GM Silicon Labs 1: 4,45 € 5.599In Stock	Mfr. Part No. CP2112-F03-GM Mouser Part No 634-CP2112-F03-GM	Silicon Labs	USB Interface IC HID USB to SMBUS Bridge QFN24 Learn More about Silicon Labs cp2112 hid usb to smbus bridges	Datasheet	5.599In Stock	4,45 € 3,35 € 2,88 € 2,73 € View 2,62 € 2,58 € 2,46 € 2,39 € Quote	Min.: 1 Mult.: 1
USB Interface IC HID USB to SMBUS Bridge QFN24 CP2112-F03-GMR Silicon Labs 1: 4,45 € 5.378In Stock	Mfr. Part No. CP2112-F03-GMR Mouser Part No 634-CP2112-F03-GMR	Silicon Labs	USB Interface IC HID USB to SMBUS Bridge QFN24 Learn More about Silicon Labs cp2112 hid usb to smbus bridges	Datasheet	5.378In Stock	Cut Tape 4,45 € 3,35 € 3,07 € 2,78 € View Reel 2,39 € 2,63 € 2,61 € 2,45 € 2,39 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500
USB Interface IC USB to UART Bridge QFN28 CP2102-GMR Silicon Labs 1: 8,30 € 56.313In Stock	Mfr. Part No. CP2102-GMR Mouser Part No 634-CP2102-GMR	Silicon Labs	USB Interface IC USB to UART Bridge QFN28 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	56.313In Stock	Cut Tape 8,30 € 6,40 € 5,93 € 5,41 € View Reel 4,72 € 5,19 € 5,12 € 4,86 € 4,72 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.500
USB Interface IC USBXpress - USB to UART Bridge QFN20 CP2102N-A02-GQFN20 Silicon Labs 1: 3,41 € 11.659In Stock 12.600Expected 09/10/2026	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	11.659In Stock 12.600Expected 09/10/2026	3,41 € 3,04 € 2,43 € 2,31 € View 2,26 € 1,86 €	Min.: 1 Mult.: 1
USB Interface IC USBXpress - USB to UART Bridge QFN20 CP2102N-A02-GQFN20R Silicon Labs 1: 3,23 € 39.279In 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	39.279In Stock 63.000Expected 08/01/2027	Cut Tape 3,23 € 3,21 € 3,10 € 2,79 € View Reel 1,86 € 2,55 € 2,37 € 2,09 € 1,86 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500
I/O Controller Interface IC USB to UART Bridge QFN28 CP2103-GMR Silicon Labs 1: 10,29 € 3.275In Stock	Mfr. Part No. CP2103-GMR Mouser Part No 634-CP2103-GMR	Silicon Labs	I/O Controller Interface IC USB to UART Bridge QFN28 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	3.275In Stock	Cut Tape 10,29 € 9,95 € 7,50 € 6,89 € View Reel 6,31 € 6,82 € 6,60 € 6,45 € 6,31 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.500
I/O Controller Interface IC USB to UART Bridge QFN24 CP2104-F03-GM Silicon Labs 1: 4,64 € 2.015In Stock	Mfr. Part No. CP2104-F03-GM Mouser Part No 634-CP2104-F03-GM	Silicon Labs	I/O Controller Interface IC USB to UART Bridge QFN24 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	2.015In Stock	4,64 € 3,51 € 3,09 € 2,87 € View 2,77 € 2,68 € 2,63 € 2,57 €	Min.: 1 Mult.: 1
I/O Controller Interface IC USB to Dual UART Bridge QFN24 CP2105-F01-GMR Silicon Labs 1: 4,33 € 4.839In Stock 21.000On Order	Mfr. Part No. CP2105-F01-GMR Mouser Part No 634-CP2105-F01-GMR	Silicon Labs	I/O Controller Interface IC USB to Dual UART Bridge QFN24 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	4.839In Stock 21.000On Order	Cut Tape 4,33 € 3,30 € 3,04 € 2,78 € View Reel 2,39 € 2,65 € 2,62 € 2,42 € 2,39 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500
I/O Controller Interface IC USB to Quad UART Bridge QFN64 CP2108-B03-GM Silicon Labs 1: 10,88 € 620In Stock 3.900Expected 22/01/2027	Mfr. Part No. CP2108-B03-GM Mouser Part No 634-CP2108-B03-GM	Silicon Labs	I/O Controller Interface IC USB to Quad UART Bridge QFN64 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	620In Stock 3.900Expected 22/01/2027	10,88 € 8,48 € 7,89 € 7,21 € View 7,03 € 6,73 € 6,62 € Quote	Min.: 1 Mult.: 1
I/O Controller Interface IC HID USB to UART bridge CP2110-F01-GMR Silicon Labs 1: 4,39 € 4.013In Stock	Mfr. Part No. CP2110-F01-GMR Mouser Part No 634-CP2110-F01-GMR	Silicon Labs	I/O Controller Interface IC HID USB to UART bridge Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	4.013In Stock	Cut Tape 4,39 € 3,31 € 3,04 € 2,66 € View Reel 2,37 € 2,61 € 2,59 € 2,43 € 2,37 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500
I/O Controller Interface IC HID USB to UART Bridge QFN28 CP2110-F02-GM1 Silicon Labs 1: 4,54 € 642In Stock	Mfr. Part No. CP2110-F02-GM1 Mouser Part No 634-CP2110-F02-GM1	Silicon Labs	I/O Controller Interface IC HID USB to UART Bridge QFN28 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	642In Stock	4,54 € 3,41 € 2,99 € 2,80 € View 2,67 € 2,64 € 2,51 € 2,44 €	Min.: 1 Mult.: 1
USB Interface IC USBXpress - USB to UART Bridge QFN24 CP2102N-A02-GQFN24 Silicon Labs 1: 4,43 € 373In 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	373In Stock 22.932On Order On Order Ship Dates Mfr. No: CP2102N-A02-GQFN24 Stock: 373 Can Dispatch Immediately On Order: 13.377 Expected 01/01/2027 9.555 Expected 08/01/2027 Factory Lead Time: 31 Weeks	4,43 € 3,36 € 2,82 € 2,71 € View 2,65 € 2,56 € 2,50 €	Min.: 1 Mult.: 1
USB Interface IC USBXpress - USB to UART Bridge QFN24 CP2102N-A02-GQFN24R Silicon Labs 1: 4,70 € 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 4,70 € 3,56 € 3,28 € 2,97 € View Reel 2,07 € 2,82 € 2,73 € 2,07 € 2,07 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500
I/O Controller Interface IC USB to UART Bridge QFN28 CP2103-GM Silicon Labs 1: 10,93 € 1.246In Stock 10.731Expected 16/10/2026	Mfr. Part No. CP2103-GM Mouser Part No 634-CP2103-GM	Silicon Labs	I/O Controller Interface IC USB to UART Bridge QFN28 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	1.246In Stock 10.731Expected 16/10/2026	10,93 € 8,43 € 7,65 € 7,21 € View 7,07 € 6,79 € 6,65 € Quote	Min.: 1 Mult.: 1
USB Interface IC USBXpress - USB to UART Bridge QFN28 CP2102N-A02-GQFN28 Silicon Labs 1: 4,88 € 58In Stock 22.995Expected 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	58In Stock 22.995Expected 01/01/2027	4,88 € 3,72 € 3,16 € 3,03 € View 2,92 € 2,69 €	Min.: 1 Mult.: 1
USB Interface IC USB to UART Bridge QFN28 CP2102-GM Silicon Labs 1: 8,65 € 3.016Expected 25/12/2026	Mfr. Part No. CP2102-GM Mouser Part No 634-CP2102-GM	Silicon Labs	USB Interface IC USB to UART Bridge QFN28 Learn More about Silicon Labs silicon cp21xx usb to uart bridges	Datasheet	3.016Expected 25/12/2026	8,65 € 6,67 € 5,97 € 5,58 €	Min.: 1 Mult.: 1
USB Interface IC USBXpress - USB to UART Bridge QFN28 CP2102N-A02-GQFN28R Silicon Labs 1: 3,03 € 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 3,03 € 2,84 € 2,61 € 2,49 € View Reel 1,95 € 2,34 € 2,21 € 1,95 € 1,95 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500

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