Interface ICs – Mouser Japan

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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: ¥825.5
26,165In 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

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Datasheet

26,165In Stock

¥825.5

¥622.9

¥571.4

¥516.6

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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: ¥852.1
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

¥852.1

¥641.1

¥589.7

¥533.2

View

Reel

¥458.4

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: ¥900.3
21,617In Stock

Mfr. Part #
CP2104-F03-GMR

Mouser Part #
634-CP2104-F03-GMR

Silicon Labs

I/O Controller Interface IC USB to UART Bridge QFN24

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Datasheet

21,617In Stock

Cut Tape

¥900.3

¥681

¥626.2

¥566.4

Reel

¥485

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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: ¥817.2
6,434In 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

6,434In Stock

¥817.2

¥646.1

¥556.4

¥526.5

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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: ¥838.8
6,110In Stock
21,000On Order

Mfr. Part #
CP2105-F01-GMR

Mouser Part #
634-CP2105-F01-GMR

Silicon Labs

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

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Datasheet

6,110In Stock

21,000On Order

Cut Tape

¥838.8

¥629.5

¥578

¥521.6

View

Reel

¥450.1

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: ¥2,101.2
1,941In Stock
3,900Expected 7/2/2027

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

1,941In Stock

3,900Expected 7/2/2027

¥2,101.2

¥1,637.7

¥1,523.1

¥1,391.9

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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: ¥2,082.9
14,962In 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

14,962In Stock

Cut Tape

¥2,082.9

¥1,631.1

¥1,518.2

¥1,395.2

View

Reel

¥1,332.1

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: ¥858.7
5,614In 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

5,614In Stock

¥858.7

¥646.1

¥556.4

¥526.5

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: ¥860.4
5,915In 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

5,915In Stock

Cut Tape

¥860.4

¥646.1

¥593

¥536.5

View

Reel

¥461.8

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 USB to UART Bridge QFN28

CP2102-GMR
Silicon Labs
1: ¥1,601.2
58,111In Stock

Mfr. Part #
CP2102-GMR

Mouser Part #
634-CP2102-GMR

Silicon Labs

USB Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

58,111In Stock

Cut Tape

¥1,601.2

¥1,224.2

¥1,131.1

¥1,028.2

View

Reel

¥865.4

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 QFN20

CP2102N-A02-GQFN20
Silicon Labs
1: ¥657.8
14,244In Stock
12,600Expected 9/11/2026

Mfr. Part #
CP2102N-A02-GQFN20

Mouser Part #
634-CP2102NA02GQFN20

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN20

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Datasheet

14,244In Stock

12,600Expected 9/11/2026

¥657.8

¥588

¥468.4

¥446.8

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: ¥622.9
39,509In Stock
63,000Expected 1/8/2027

Mfr. Part #
CP2102N-A02-GQFN20R

Mouser Part #
634-CP2102NA02QFN20R

Silicon Labs

USB Interface IC USBXpress - USB to UART Bridge QFN20

Learn More

Datasheet

39,509In Stock

63,000Expected 1/8/2027

Cut Tape

¥622.9

¥619.6

¥599.6

¥538.2

Reel

¥348.8

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 QFN24

CP2104-F03-GM
Silicon Labs
1: ¥895.3
2,165In 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

2,165In Stock

¥895.3

¥677.7

¥596.3

¥554.8

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: ¥848.8
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

¥848.8

¥639.5

¥586.3

¥513.2

Reel

¥458.4

View

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: ¥877
642In 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

642In Stock

¥877

¥659.4

¥578

¥541.5

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: ¥855.4
1,456In 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

1,456In Stock

22,932On Order

¥855.4

¥649.5

¥544.8

¥523.2

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: ¥943.4
58In Stock
22,995Expected 1/1/2027

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 1/1/2027

¥943.4

¥717.6

¥609.6

¥584.7

View

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 QFN28

CP2102N-A02-GQFN28R
Silicon Labs
1: ¥584.7
2,543In 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

2,543In Stock

54,000On Order

Cut Tape

¥584.7

¥548.1

¥504.9

¥480

View

Reel

¥353.8

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 USBXpress - USB to UART Bridge QFN24

CP2102N-A02-GQFN24R
Silicon Labs
1: ¥906.9
61In Stock
66,000On Order

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

66,000On Order

Cut Tape

¥906.9

¥687.7

¥632.8

¥573

View

Reel

¥400.3

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

USB Interface IC

USB Controllers

Bridge, USB to UART

UART

SMD/SMT

QFN-24

I/O Controller Interface IC USB to UART Bridge QFN28

CP2103-GMR
Silicon Labs
1: ¥1,998.2
1In Stock
4,500Expected 9/22/2026

Mfr. Part #
CP2103-GMR

Mouser Part #
634-CP2103-GMR

Silicon Labs

I/O Controller Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

1In Stock

4,500Expected 9/22/2026

Cut Tape

¥1,998.2

¥1,556.4

¥1,448.4

¥1,330.5

View

Reel

¥1,212.5

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

I/O Controller Interface IC

SMD/SMT

MLP-28

USB Interface IC USB to UART Bridge QFN28

CP2102-GM
Silicon Labs
1: ¥1,671
3,066Expected 4/9/2027

Mfr. Part #
CP2102-GM

Mouser Part #
634-CP2102-GM

Silicon Labs

USB Interface IC USB to UART Bridge QFN28

Learn More

Datasheet

3,066Expected 4/9/2027

¥1,671

¥1,287.3

¥1,152.7

¥1,078

Min.: 1
Mult.: 1

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: ¥2,117.8
11,977On 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

11,977On Order

¥2,117.8

¥1,639.4

¥1,491.6

¥1,377

View

Min.: 1
Mult.: 1

I/O Controller Interface IC

SMD/SMT

MLP-28