Interface ICs – Mouser Mexico

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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: $6.45
26,166In Stock

Mfr. Part #
CP2110-F01-GM

Mouser Part #
634-CP2110-F01-GM

Silicon Labs

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

Learn More

Datasheet

26,166In Stock

$6.45

$4.86

$4.46

$4.03

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

QFN-24

I/O Controller Interface IC HID USB to UART bridge

CP2110-F02-GM1R
Silicon Labs
1: $6.66
3,314In Stock

Mfr. Part #
CP2110-F02-GM1R

Mouser Part #
634-CP2110-F02-GM1R

Silicon Labs

I/O Controller Interface IC HID USB to UART bridge

Learn More

Datasheet

3,314In Stock

Cut Tape

$6.66

$5.01

$4.60

$4.25

Reel

$4.25

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

HID USB to UART Bridges

UART

SMD/SMT

QFN-28

I/O Controller Interface IC USB to UART Bridge QFN24

CP2104-F03-GMR
Silicon Labs
1: $6.66
10,444In Stock
12,000Expected 8/11/2026

Mfr. Part #
CP2104-F03-GMR

Mouser Part #
634-CP2104-F03-GMR

Silicon Labs

I/O Controller Interface IC USB to UART Bridge QFN24

Learn More

Datasheet

10,444In Stock

12,000Expected 8/11/2026

Cut Tape

$6.66

$5.08

$4.68

$4.25

Reel

$3.80

View

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 Dual UART Bridge QFN24

CP2105-F01-GM
Silicon Labs
1: $6.73
8,035In Stock

Mfr. Part #
CP2105-F01-GM

Mouser Part #
634-CP2105-F01-GM

Silicon Labs

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

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Datasheet

8,035In Stock

$6.73

$5.07

$4.36

$4.13

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: $6.72
10,413In Stock
21,000Expected 10/12/2026

Mfr. Part #
CP2105-F01-GMR

Mouser Part #
634-CP2105-F01-GMR

Silicon Labs

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

Learn More

Datasheet

10,413In Stock

21,000Expected 10/12/2026

Cut Tape

$6.72

$5.06

$4.64

$4.19

Reel

$3.63

View

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-GM
Silicon Labs
1: $16.13
2,151In Stock

Mfr. Part #
CP2108-B03-GM

Mouser Part #
634-CP2108-B03-GM

Silicon Labs

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

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Datasheet

2,151In Stock

$16.13

$12.51

$11.61

$10.60

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 USB to Quad UART Bridge QFN64

CP2108-B03-GMR
Silicon Labs
1: $16.30
19,049In Stock

Mfr. Part #
CP2108-B03-GMR

Mouser Part #
634-CP2108-B03-GMR

Silicon Labs

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

Learn More

Datasheet

19,049In Stock

Cut Tape

$16.30

$12.77

$11.88

$10.92

View

Reel

$10.43

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

I/O Controller Interface IC

SMD/SMT

QFN-64

USB Interface IC HID USB to SMBUS Bridge QFN24

CP2112-F03-GM
Silicon Labs
1: $6.72
5,695In Stock

Mfr. Part #
CP2112-F03-GM

Mouser Part #
634-CP2112-F03-GM

Silicon Labs

USB Interface IC HID USB to SMBUS Bridge QFN24

Learn More

Datasheet

5,695In Stock

$6.72

$5.06

$4.36

$4.12

View

Min.: 1
Mult.: 1

USB Interface IC

USB Controllers

Bridge, USB to SMBus

SMBus, USB

SMD/SMT

QFN-24

USB Interface IC HID USB to SMBUS Bridge QFN24

CP2112-F03-GMR
Silicon Labs
1: $6.73
6,127In Stock

Mfr. Part #
CP2112-F03-GMR

Mouser Part #
634-CP2112-F03-GMR

Silicon Labs

USB Interface IC HID USB to SMBUS Bridge QFN24

Learn More

Datasheet

6,127In Stock

Cut Tape

$6.73

$5.07

$4.65

$4.20

Reel

$3.63

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

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: $5.15
16,240In Stock
12,600Expected 1/15/2027

Mfr. Part #
CP2102N-A02-GQFN20

Mouser Part #
634-CP2102NA02GQFN20

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN20

Learn More

Datasheet

16,240In Stock

12,600Expected 1/15/2027

$5.15

$4.60

$3.67

$3.50

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 QFN20

CP2102N-A02-GQFN20R
Silicon Labs
1: $4.88
44,725In Stock
63,000Expected 2/19/2027

Mfr. Part #
CP2102N-A02-GQFN20R

Mouser Part #
634-CP2102NA02QFN20R

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN20

Learn More

Datasheet

44,725In Stock

63,000Expected 2/19/2027

Cut Tape

$4.88

$4.85

$4.69

$4.21

Reel

$2.73

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-20

I/O Controller Interface IC USB to UART Bridge QFN28

CP2103-GMR
Silicon Labs
1: $15.72
2,320In Stock
4,500Expected 10/16/2026

Mfr. Part #
CP2103-GMR

Mouser Part #
634-CP2103-GMR

Silicon Labs

I/O Controller Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

2,320In Stock

4,500Expected 10/16/2026

Cut Tape

$15.72

$12.32

$11.36

$10.66

View

Reel

$9.54

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

SMD/SMT

MLP-28

I/O Controller Interface IC USB to UART Bridge QFN24

CP2104-F03-GM
Silicon Labs
1: $6.66
3,686In Stock

Mfr. Part #
CP2104-F03-GM

Mouser Part #
634-CP2104-F03-GM

Silicon Labs

I/O Controller Interface IC USB to UART Bridge QFN24

Learn More

Datasheet

3,686In Stock

$6.66

$5.08

$4.67

$4.25

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

QFN-24

I/O Controller Interface IC HID USB to UART bridge

CP2110-F01-GMR
Silicon Labs
1: $6.46
4,023In Stock

Mfr. Part #
CP2110-F01-GMR

Mouser Part #
634-CP2110-F01-GMR

Silicon Labs

I/O Controller Interface IC HID USB to UART bridge

Learn More

Datasheet

4,023In Stock

Cut Tape

$6.46

$4.88

$4.47

$4.04

View

Reel

$3.48

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

HID USB to UART Bridges

UART

SMD/SMT

QFN-24

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

CP2110-F02-GM1
Silicon Labs
1: $6.86
669In Stock

Mfr. Part #
CP2110-F02-GM1

Mouser Part #
634-CP2110-F02-GM1

Silicon Labs

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

Learn More

Datasheet

669In Stock

$6.86

$5.16

$4.52

$4.24

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

QFN-28

USB Interface IC USBXpress - USB to UART Bridge QFN24

CP2102N-A02-GQFN24
Silicon Labs
1: $5.79
5,840In Stock
22,932On Order

Mfr. Part #
CP2102N-A02-GQFN24

Mouser Part #
634-CP2102NA02GQFN24

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN24

Learn More

Datasheet

5,840In Stock

22,932On Order

$5.79

$4.37

$4.00

$3.63

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 QFN28

CP2102N-A02-GQFN28
Silicon Labs
1: $6.97
58In Stock
22,995Expected 2/5/2027

Mfr. Part #
CP2102N-A02-GQFN28

Mouser Part #
634-CP2102NA02GQFN28

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN28

Learn More

Datasheet

58In Stock

22,995Expected 2/5/2027

$6.97

$5.29

$4.51

$3.84

Min.: 1
Mult.: 1

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-28

USB Interface IC USBXpress - USB to UART Bridge QFN24

CP2102N-A02-GQFN24R
Silicon Labs
1: $6.70
61In Stock
66,000Expected 2/5/2027

Mfr. Part #
CP2102N-A02-GQFN24R

Mouser Part #
634-CP2102NA02QFN24R

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN24

Learn More

Datasheet

61In Stock

66,000Expected 2/5/2027

Cut Tape

$6.70

$5.08

$4.68

$3.61

View

Reel

$3.19

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: $4.58
58In Stock
54,000On Order

Mfr. Part #
CP2102N-A02-GQFN28R

Mouser Part #
634-CP2102NA02QFN28R

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN28

Learn More

Datasheet

58In Stock

54,000On Order

Cut Tape

$4.58

$4.29

$3.95

$3.76

View

Reel

$2.77

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-28

USB Interface IC USB to UART Bridge QFN28

CP2102-GMR
Silicon Labs
1: $12.18
65,094On Order

Mfr. Part #
CP2102-GMR

Mouser Part #
634-CP2102-GMR

Silicon Labs

USB Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

65,094On Order

Cut Tape

$12.18

$9.31

$8.63

$7.89

View

Reel

$7.07

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to UART

USB, UART

SMD/SMT

QFN-28

I/O Controller Interface IC USB to UART Bridge QFN28

CP2103-GM
Silicon Labs
1: $16.11
12,007On Order

Mfr. Part #
CP2103-GM

Mouser Part #
634-CP2103-GM

Silicon Labs

I/O Controller Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

12,007On Order

$16.11

$12.47

$11.34

$10.48

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: $11.26
Non-Stocked Lead-Time 29 Weeks

Mfr. Part #
CP2102-GM

Mouser Part #
634-CP2102-GM

Silicon Labs

USB Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

Non-Stocked Lead-Time 29 Weeks

$11.26

$9.32

$8.65

$8.27

View

Min.: 1
Mult.: 1

USB Interface IC

USB Controllers

Bridge, USB to UART

USB, UART

SMD/SMT

QFN-28

CP21xx Smart Interface ICs

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