Interface ICs – Mouser United Kingdom

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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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Types of Interface ICs

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Part #

I/O Controller Interface IC HID USB to UART Bridge QFN24

CP2110-F01-GM
Silicon Labs
1: £3.73
27,498In 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

Datasheet

27,498In Stock

£3.73

£2.82

£2.37

£2.27

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

QFN-24

I/O Controller Interface IC USB to Dual UART Bridge QFN24

CP2105-F01-GM
Silicon Labs
1: £3.62
5,206In 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

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Datasheet

5,206In Stock

£3.62

£2.85

£2.38

£2.29

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

QFN-24

I/O Controller Interface IC USB to Dual UART Bridge QFN24

CP2105-F01-GMR
Silicon Labs
1: £3.81
10,213In Stock

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

Datasheet

10,213In Stock

Cut Tape

£3.81

£2.85

£2.62

£2.37

View

Reel

£2.03

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

USB to Dual UART Bridges

UART

SMD/SMT

QFN-24

I/O Controller Interface IC USB to Quad UART Bridge QFN64

CP2108-B03-GMR
Silicon Labs
1: £9.28
9,210In Stock
15,000Expected 05/08/2026

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

Datasheet

9,210In Stock

15,000Expected 05/08/2026

Cut Tape

£9.28

£7.22

£6.71

£6.15

View

Reel

£5.37

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

I/O Controller Interface IC

SMD/SMT

QFN-64

I/O Controller Interface IC HID USB to UART bridge

CP2110-F01-GMR
Silicon Labs
1: £3.81
5,823In 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

Datasheet

5,823In Stock

Cut Tape

£3.81

£2.84

£2.58

£2.30

View

Reel

£2.01

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

HID USB to UART Bridges

UART

SMD/SMT

QFN-24

USB Interface IC HID USB to SMBUS Bridge QFN24

CP2112-F03-GM
Silicon Labs
1: £3.81
6,349In 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

Datasheet

6,349In Stock

£3.81

£2.85

£2.38

£2.29

View

Min.: 1
Mult.: 1

USB Interface IC

USB Controllers

Bridge, USB to SMBus

SMBus, USB

SMD/SMT

QFN-24

USB Interface IC USBXpress - USB to UART Bridge QFN20

CP2102N-A02-GQFN20
Silicon Labs
1: £2.98
26,320In Stock

Mfr. Part No.
CP2102N-A02-GQFN20

Mouser Part No
634-CP2102NA02GQFN20

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN20

Learn More

Datasheet

26,320In Stock

£2.98

£2.65

£2.12

£2.02

View

Min.: 1
Mult.: 1

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-20

USB Interface IC USBXpress - USB to UART Bridge QFN24

CP2102N-A02-GQFN24
Silicon Labs
1: £3.43
12,051In Stock

Mfr. Part No.
CP2102N-A02-GQFN24

Mouser Part No
634-CP2102NA02GQFN24

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN24

Learn More

Datasheet

12,051In Stock

£3.43

£2.55

£2.24

£2.03

View

Min.: 1
Mult.: 1

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-24

USB Interface IC USBXpress - USB to UART Bridge QFN20

CP2102N-A02-GQFN20R
Silicon Labs
1: £2.82
15,606In Stock
45,000Expected 22/01/2027

Mfr. Part No.
CP2102N-A02-GQFN20R

Mouser Part No
634-CP2102NA02QFN20R

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN20

Learn More

Datasheet

15,606In Stock

45,000Expected 22/01/2027

Cut Tape

£2.82

£2.80

£2.71

£2.44

View

Reel

£1.62

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-20

USB Interface IC USBXpress - USB to UART Bridge QFN24

CP2102N-A02-GQFN24R
Silicon Labs
1: £3.25
23,721In Stock
27,000Expected 22/01/2027

Mfr. Part No.
CP2102N-A02-GQFN24R

Mouser Part No
634-CP2102NA02QFN24R

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN24

Learn More

Datasheet

23,721In Stock

27,000Expected 22/01/2027

Cut Tape

£3.25

£2.44

£2.24

£2.01

View

Reel

£1.75

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-24

USB Interface IC USBXpress - USB to UART Bridge QFN28

CP2102N-A02-GQFN28R
Silicon Labs
1: £2.65
23,775In Stock
27,000Expected 22/01/2027

Mfr. Part No.
CP2102N-A02-GQFN28R

Mouser Part No
634-CP2102NA02QFN28R

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN28

Learn More

Datasheet

23,775In Stock

27,000Expected 22/01/2027

Cut Tape

£2.65

£2.48

£2.28

£2.17

View

Reel

£1.70

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-28

I/O Controller Interface IC USB to UART Bridge QFN24

CP2104-F03-GM
Silicon Labs
1: £3.86
680In Stock
1,911Expected 03/07/2026

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

Datasheet

680In Stock

1,911Expected 03/07/2026

£3.86

£2.92

£2.51

£2.38

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

QFN-24

I/O Controller Interface IC USB to UART Bridge QFN24

CP2104-F03-GMR
Silicon Labs
1: £3.86
4,002In Stock
7,500Expected 03/08/2026

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

Datasheet

4,002In Stock

7,500Expected 03/08/2026

Cut Tape

£3.86

£2.92

£2.68

£2.43

View

Reel

£2.13

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

USB to UART Bridges

UART

SMD/SMT

QFN-24

I/O Controller Interface IC USB to Quad UART Bridge QFN64

CP2108-B03-GM
Silicon Labs
1: £9.20
1,153In Stock
2,600Expected 24/07/2026

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

Datasheet

1,153In Stock

2,600Expected 24/07/2026

£9.20

£7.17

£6.67

£6.09

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

I/O Controllers

USB to Quad UART Bridge

Serial

SMD/SMT

QFN-64

I/O Controller Interface IC HID USB to UART Bridge QFN28

CP2110-F02-GM1
Silicon Labs
1: £3.88
949In 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

Datasheet

949In Stock

£3.88

£2.92

£2.47

£2.37

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

QFN-28

I/O Controller Interface IC HID USB to UART bridge

CP2110-F02-GM1R
Silicon Labs
1: £3.85
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

Datasheet

3,314In Stock

Cut Tape

£3.85

£2.90

£2.66

£2.41

Reel

£2.12

View

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

HID USB to UART Bridges

UART

SMD/SMT

QFN-28

USB Interface IC USB to UART Bridge QFN28

CP2102-GMR
Silicon Labs
1: £7.00
1,737In Stock
37,500Expected 28/08/2026

Mfr. Part No.
CP2102-GMR

Mouser Part No
634-CP2102-GMR

Silicon Labs

USB Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

1,737In Stock

37,500Expected 28/08/2026

Cut Tape

£7.00

£5.40

£4.96

£4.58

View

Reel

£3.99

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to UART

USB, UART

SMD/SMT

QFN-28

USB Interface IC USBXpress - USB to UART Bridge QFN28

CP2102N-A02-GQFN28
Silicon Labs
1: £3.51
2,315In Stock
22,995On Order

Mfr. Part No.
CP2102N-A02-GQFN28

Mouser Part No
634-CP2102NA02GQFN28

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN28

Learn More

Datasheet

2,315In Stock

22,995On Order

£3.51

£2.61

£2.33

£2.12

View

Min.: 1
Mult.: 1

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-28

I/O Controller Interface IC USB to UART Bridge QFN28

CP2103-GMR
Silicon Labs
1: £8.69
693In Stock
3,000Expected 02/06/2026

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

Datasheet

693In Stock

3,000Expected 02/06/2026

Cut Tape

£8.69

£6.82

£6.35

£5.99

View

Reel

£5.39

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

SMD/SMT

MLP-28

USB Interface IC HID USB to SMBUS Bridge QFN24

CP2112-F03-GMR
Silicon Labs
1: £3.77
54In Stock
7,500Expected 09/06/2026

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

Datasheet

54In Stock

7,500Expected 09/06/2026

Cut Tape

£3.77

£2.85

£2.61

£2.38

View

Reel

£2.03

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to SMBus

SMBus, USB

SMD/SMT

QFN-24

I/O Controller Interface IC USB to UART Bridge QFN28

CP2103-GM
Silicon Labs
1: £9.09
78In Stock
3,066Expected 03/07/2026

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

Datasheet

78In Stock

3,066Expected 03/07/2026

£9.09

£7.08

£6.22

£5.98

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

MLP-28

USB Interface IC USB to UART Bridge QFN28

CP2102-GM
Silicon Labs
1,533: £4.07
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
CP2102-GM

Mouser Part No
634-CP2102-GM

Silicon Labs

USB Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

£4.07

Quote

Min.: 1,533
Mult.: 1,533

USB Interface IC

USB Controllers

Bridge, USB to UART

USB, UART

SMD/SMT

QFN-28

CP21xx Smart Interface ICs

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