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.

Types of Interface ICs

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Results: 22
Select Image Part # Mfr. Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Product Type Interface Type Mounting Style Package/Case
Silicon Labs I/O Controller Interface IC HID USB to UART Bridge QFN24 26.055In Stock
31,85 kr.
24,10 kr.
22,08 kr.
19,92 kr.
Min.: 1
Mult.: 1
I/O Controller Interface IC SMD/SMT QFN-24

Silicon Labs I/O Controller Interface IC HID USB to UART bridge 3.289In Stock
Cut Tape
32,90 kr.
24,77 kr.
22,75 kr.
20,59 kr.
Reel
17,68 kr.
Min.: 1
Mult.: 1
: 1.500
I/O Controller Interface IC HID USB to UART Bridges UART SMD/SMT QFN-28
Silicon Labs I/O Controller Interface IC USB to UART Bridge QFN24 20.929In Stock
Cut Tape
33,20 kr.
25,21 kr.
23,20 kr.
21,04 kr.
Reel
18,72 kr.
Min.: 1
Mult.: 1
: 1.500
I/O Controller Interface IC USB to UART Bridges UART SMD/SMT QFN-24
Silicon Labs I/O Controller Interface IC USB to Dual UART Bridge QFN24 5.665In Stock
31,56 kr.
24,99 kr.
21,48 kr.
20,37 kr.
Min.: 1
Mult.: 1
I/O Controller Interface IC SMD/SMT QFN-24

Silicon Labs I/O Controller Interface IC USB to Quad UART Bridge QFN64 11.797In Stock
Cut Tape
81,76 kr.
63,71 kr.
59,23 kr.
54,31 kr.
Reel
47,45 kr.
Min.: 1
Mult.: 1
: 2.500
I/O Controller Interface IC SMD/SMT QFN-64
Silicon Labs USB Interface IC HID USB to SMBUS Bridge QFN24 5.599In Stock
33,20 kr.
24,99 kr.
21,48 kr.
20,37 kr.
Min.: 1
Mult.: 1
USB Interface IC USB Controllers Bridge, USB to SMBus SMBus, USB SMD/SMT QFN-24
Silicon Labs USB Interface IC USB to UART Bridge QFN28 53.179In Stock
Cut Tape
61,92 kr.
47,74 kr.
44,24 kr.
40,36 kr.
Reel
35,21 kr.
Min.: 1
Mult.: 1
: 1.500
USB Interface IC USB Controllers Bridge, USB to UART USB, UART SMD/SMT QFN-28
Silicon Labs USB Interface IC USBXpress - USB to UART Bridge QFN20 9.420In Stock
32.760On Order
25,44 kr.
22,68 kr.
18,13 kr.
17,23 kr.
Min.: 1
Mult.: 1
USB Interface IC USB Controllers Bridge, USB to UART UART SMD/SMT QFN-20
Silicon Labs USB Interface IC USBXpress - USB to UART Bridge QFN20 37.931In Stock
63.000Expected 08/01/2027
Cut Tape
24,10 kr.
23,95 kr.
23,13 kr.
20,81 kr.
Reel
13,88 kr.
Min.: 1
Mult.: 1
: 1.500
USB Interface IC USB Controllers Bridge, USB to UART UART SMD/SMT QFN-20
Silicon Labs I/O Controller Interface IC USB to UART Bridge QFN28 3.170In Stock
3.000Expected 04/06/2027
Cut Tape
76,76 kr.
74,23 kr.
55,95 kr.
51,40 kr.
Reel
47,07 kr.
Min.: 1
Mult.: 1
: 1.500
I/O Controller Interface IC SMD/SMT MLP-28
Silicon Labs I/O Controller Interface IC USB to UART Bridge QFN24 2.005In Stock
34,61 kr.
26,18 kr.
23,05 kr.
21,41 kr.
Min.: 1
Mult.: 1
I/O Controller Interface IC SMD/SMT QFN-24
Silicon Labs I/O Controller Interface IC USB to Dual UART Bridge QFN24 2.725In Stock
21.000On Order
Cut Tape
32,30 kr.
24,62 kr.
22,68 kr.
20,74 kr.
Reel
17,83 kr.
Min.: 1
Mult.: 1
: 1.500
I/O Controller Interface IC USB to Dual UART Bridges UART SMD/SMT QFN-24

Silicon Labs I/O Controller Interface IC USB to Quad UART Bridge QFN64 223In Stock
3.900Expected 22/01/2027
79,60 kr.
61,69 kr.
57,29 kr.
52,29 kr.
Min.: 1
Mult.: 1
I/O Controller Interface IC I/O Controllers USB to Quad UART Bridge Serial SMD/SMT QFN-64

Silicon Labs I/O Controller Interface IC HID USB to UART bridge 4.013In Stock
Cut Tape
32,75 kr.
24,69 kr.
22,68 kr.
19,84 kr.
Reel
17,68 kr.
Min.: 1
Mult.: 1
: 1.500
I/O Controller Interface IC HID USB to UART Bridges UART SMD/SMT QFN-24
Silicon Labs I/O Controller Interface IC HID USB to UART Bridge QFN28 642In Stock
33,87 kr.
25,44 kr.
22,31 kr.
20,89 kr.
Min.: 1
Mult.: 1
I/O Controller Interface IC SMD/SMT QFN-28
Silicon Labs USB Interface IC HID USB to SMBUS Bridge QFN24 5.100In Stock
Cut Tape
33,20 kr.
24,99 kr.
22,90 kr.
20,74 kr.
Reel
17,83 kr.
Min.: 1
Mult.: 1
: 1.500
USB Interface IC USB Controllers Bridge, USB to SMBus SMBus, USB SMD/SMT QFN-24
Silicon Labs I/O Controller Interface IC USB to UART Bridge QFN28 1.125In Stock
10.731Expected 21/10/2026
81,54 kr.
62,89 kr.
57,07 kr.
53,79 kr.
Min.: 1
Mult.: 1
I/O Controller Interface IC SMD/SMT MLP-28
Silicon Labs USB Interface IC USBXpress - USB to UART Bridge QFN24 61In Stock
22.932On Order
33,05 kr.
25,07 kr.
21,04 kr.
20,22 kr.
Min.: 1
Mult.: 1
USB Interface IC USB Controllers Bridge, USB to UART UART SMD/SMT QFN-24
Silicon Labs USB Interface IC USBXpress - USB to UART Bridge QFN24 61In Stock
66.000On Order
Cut Tape
28,57 kr.
23,42 kr.
21,56 kr.
19,47 kr.
Reel
16,79 kr.
Min.: 1
Mult.: 1
: 1.500
USB Interface IC USB Controllers Bridge, USB to UART UART SMD/SMT QFN-24
Silicon Labs USB Interface IC USB to UART Bridge QFN28
3.016Expected 25/12/2026
65,42 kr.
50,36 kr.
44,83 kr.
42,15 kr.
41,63 kr.
Min.: 1
Mult.: 1
USB Interface IC USB Controllers Bridge, USB to UART USB, UART SMD/SMT QFN-28
Silicon Labs USB Interface IC USBXpress - USB to UART Bridge QFN28
22.103Expected 01/01/2027
36,40 kr.
27,75 kr.
23,57 kr.
22,60 kr.
Min.: 1
Mult.: 1
USB Interface IC USB Controllers Bridge, USB to UART UART SMD/SMT QFN-28
Silicon Labs USB Interface IC USBXpress - USB to UART Bridge QFN28
83.000On Order
Cut Tape
22,60 kr.
21,19 kr.
19,47 kr.
18,58 kr.
Reel
14,55 kr.
Min.: 1
Mult.: 1
: 1.500
USB Interface IC USB Controllers Bridge, USB to UART UART SMD/SMT QFN-28