USB Interface IC – Mouser Liechtenstein

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USB UARTs

MaxLinear USB UARTs provide a USB 2.0 data bus interface and are intended for peripheral or inter-system communication. The USB UARTs offer up to four UART ports in an ultra-compact package. The USB UARTs are designed for reliability in consumer and industrial environments.

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Part #

USB Interface IC 1 CH FS USB UART with HID

XR21B1421IL28-F
MaxLinear
1: CHF 4.29
185In Stock

Mfr. Part No.
XR21B1421IL28-F

Mouser Part No
701-21B1421IL28F

MaxLinear

USB Interface IC 1 CH FS USB UART with HID

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Datasheet

185In Stock

CHF 4.29

CHF 3.27

CHF 3.02

CHF 2.73

View

Min.: 1
Mult.: 1

XR21B1421

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-28

USB 2.0

Full Speed (FS)

12 Mb/s

3 V, 4.4 V

3.6 V, 5.25 V

13 mA

- 40 C

+ 85 C

Tray

USB Interface IC 4 CH FS USB UART 512 Byte TX/RX FIFOs

XR21B1424IV64TR-F
MaxLinear
1: CHF 9.44
3’040In Stock
4’000Expected 10/15/2026

Mfr. Part No.
XR21B1424IV64TR-F

Mouser Part No
701-21B1424IV64TRF

MaxLinear

USB Interface IC 4 CH FS USB UART 512 Byte TX/RX FIFOs

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Datasheet

3’040In Stock

4’000Expected 10/15/2026

Cut Tape

CHF 9.44

CHF 7.81

CHF 7.27

CHF 6.68

View

Reel

CHF 5.84

MouseReel Available

Min.: 1
Mult.: 1

: 1’000

XR21B1424

USB Controllers

Bridge, USB to UART

SMD/SMT

LQFP-64

USB 2.0

Full Speed (FS)

12 Mb/s

3 V, 4.4 V

3.6 V, 5.25 V

15 mA

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

USB Interface IC 1 Chan FS USB UART w/ 256 Byte FIFO

XR21V1410IL16TR-F
MaxLinear
1: CHF 3.66
18’239In Stock

Mfr. Part No.
XR21V1410IL16TR-F

Mouser Part No
701-XR21V1410IL16TRF

MaxLinear

USB Interface IC 1 Chan FS USB UART w/ 256 Byte FIFO

Learn More

Datasheet

18’239In Stock

Cut Tape

CHF 3.66

CHF 2.76

CHF 2.54

CHF 2.29

CHF 2.22

Reel

CHF 2.22

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

XR21V1410

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-16

USB 2.0

Full Speed (FS)

12 Mb/s

2.97 V

3.63 V

20 mA

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

USB Interface IC 1 CH FS USB UART 512 Byte TX/RX FIFOs

XR21B1420IL28-F
MaxLinear
1: CHF 5.38
778In Stock

Mfr. Part No.
XR21B1420IL28-F

Mouser Part No
701-21B1420IL28F

MaxLinear

USB Interface IC 1 CH FS USB UART 512 Byte TX/RX FIFOs

Learn More

Datasheet

778In Stock

CHF 5.38

CHF 4.13

CHF 3.82

CHF 3.47

View

Min.: 1
Mult.: 1

XR21B1420

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-28

USB 2.0

Full Speed (FS)

12 Mb/s

3 V, 4.4 V

3.6 V, 5.25 V

15 mA

- 40 C

+ 85 C

Tray

USB Interface IC 2 CH FS USB UART= 512 Byte TX/RX FIFOs

XR21B1422IL40-F
MaxLinear
1: CHF 5.68
1’323In Stock

Mfr. Part No.
XR21B1422IL40-F

Mouser Part No
701-21B1422IL40F

MaxLinear

USB Interface IC 2 CH FS USB UART= 512 Byte TX/RX FIFOs

Learn More

Datasheet

1’323In Stock

CHF 5.68

CHF 4.37

CHF 4.04

CHF 3.68

View

Min.: 1
Mult.: 1

XR21B1422

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-40

USB 2.0

Full Speed (FS)

12 Mb/s

3 V, 4.4 V

3.6 V, 5.25 V

15 mA

- 40 C

+ 85 C

Tray

USB Interface IC 4 Chan FS USB UART

XR21B1424IV64-F
MaxLinear
1: CHF 10.07
1’352In Stock

Mfr. Part No.
XR21B1424IV64-F

Mouser Part No
701-21B1424IV64F

MaxLinear

USB Interface IC 4 Chan FS USB UART

Learn More

Datasheet

1’352In Stock

CHF 10.07

CHF 7.91

CHF 7.37

CHF 6.90

View

Min.: 1
Mult.: 1

XR21B1424

USB Controllers

Bridge, USB to UART

SMD/SMT

LQFP-64

USB 2.0

Full Speed (FS)

12 Mb/s

3 V, 4.4 V

3.6 V, 5.25 V

15 mA

- 40 C

+ 85 C

Tray

USB Interface IC 1-Ch 12Mbps 48MHz Internal clock; UART

XR21V1410IL16-F
MaxLinear
1: CHF 3.59
1’268In Stock

Mfr. Part No.
XR21V1410IL16-F

Mouser Part No
701-XR21V1410IL16-F

MaxLinear

USB Interface IC 1-Ch 12Mbps 48MHz Internal clock; UART

Learn More

Datasheet

1’268In Stock

CHF 3.59

CHF 2.73

CHF 2.51

CHF 2.27

View

Min.: 1
Mult.: 1

XR21V1410

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-16

USB 2.0

Full Speed (FS)

12 Mb/s

2.97 V

3.63 V

20 mA

- 40 C

+ 85 C

Tray

USB Interface IC 2-Ch 12Mbps 48MHz Internal clock; UART

XR21V1412IL32-F
MaxLinear
1: CHF 6.51
740In Stock

Mfr. Part No.
XR21V1412IL32-F

Mouser Part No
701-XR21V1412IL32-F

MaxLinear

USB Interface IC 2-Ch 12Mbps 48MHz Internal clock; UART

Learn More

Datasheet

740In Stock

CHF 6.51

CHF 5.04

CHF 4.68

CHF 4.35

View

Min.: 1
Mult.: 1

XR21V1412

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-32

USB 2.0

Full Speed (FS)

12 Mb/s

2.97 V

3.63 V

20 mA

- 40 C

+ 85 C

Tray

USB Interface IC 1Ch FS USB UART128B TX & 384B RX FIFO

XR21B1411IL16TR-F
MaxLinear
1: CHF 4.34
45In Stock
6’000On Order

Mfr. Part No.
XR21B1411IL16TR-F

Mouser Part No
701-XR21B1411IL16TRF

MaxLinear

USB Interface IC 1Ch FS USB UART128B TX & 384B RX FIFO

Learn More

Datasheet

45In Stock

6’000On Order

Cut Tape

CHF 4.34

CHF 3.30

CHF 3.04

CHF 2.76

View

Reel

CHF 2.59

MouseReel Available

Min.: 1
Mult.: 1

: 3’000

XR21B1411

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-16

USB 2.0

Full Speed (FS)

12 Mb/s

4.4 V

5.25 V

11 mA

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

USB Interface IC 4-Ch 12Mbps 48MHz Internal clock; UART

XR21V1414IM48-F
MaxLinear
1: CHF 8.91
7’835Expected 11/10/2026

Mfr. Part No.
XR21V1414IM48-F

Mouser Part No
701-XR21V1414IM48-F

MaxLinear

USB Interface IC 4-Ch 12Mbps 48MHz Internal clock; UART

Learn More

Datasheet

7’835Expected 11/10/2026

CHF 8.91

CHF 6.97

CHF 6.49

CHF 5.95

CHF 5.65

Min.: 1
Mult.: 1

XR21V1414

USB Controllers

Bridge, USB to UART

SMD/SMT

TQFP-48

USB 2.0

Full Speed (FS)

12 Mb/s

2.97 V

3.63 V

16 mA

- 40 C

+ 85 C

Tray

USB Interface IC 1Ch FS USB UART128B TX & 384B RX FIFO

XR21B1411IL16-F
MaxLinear
1: CHF 4.51
3’326On Order

Mfr. Part No.
XR21B1411IL16-F

Mouser Part No
701-XR21B1411IL16-F

MaxLinear

USB Interface IC 1Ch FS USB UART128B TX & 384B RX FIFO

Learn More

Datasheet

3’326On Order

CHF 4.51

CHF 3.44

CHF 3.18

CHF 2.89

View

Min.: 1
Mult.: 1

XR21B1411

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-16

USB 2.0

Full Speed (FS)

12 Mb/s

4.4 V

5.25 V

11 mA

- 40 C

+ 85 C

Tray

USB Interface IC XR21V1414IM48TR-F

XR21V1414IM48TR-F
MaxLinear
1: CHF 8.94
1’548On Order

Mfr. Part No.
XR21V1414IM48TR-F

Mouser Part No
701-XR21V1414IM48TRF

MaxLinear

USB Interface IC XR21V1414IM48TR-F

Learn More

Datasheet

1’548On Order

Cut Tape

CHF 8.94

CHF 6.98

CHF 6.50

CHF 5.96

View

Reel

CHF 5.35

MouseReel Available

Min.: 1
Mult.: 1

: 1’500

XR21V1414

USB Controllers

Bridge, USB to UART

SMD/SMT

TQFP-48

USB 2.0

Full Speed (FS)

12 Mb/s

2.97 V

3.63 V

16 mA

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

USB Interface IC 1 CH FS USB UART with HID

XR21B1421IL24-F
MaxLinear
490: CHF 2.67
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
XR21B1421IL24-F

Mouser Part No
701-21B1421IL24F

MaxLinear

USB Interface IC 1 CH FS USB UART with HID

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

CHF 2.67

CHF 2.65

CHF 2.63

Min.: 490
Mult.: 490

XR21B1421

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-24

USB 2.0

Full Speed (FS)

12 Mb/s

3 V, 4.4 V

3.6 V, 5.25 V

13 mA

- 40 C

+ 85 C

Tray

USB Interface IC 1 CH FS USB UART 512 Byte TX/RX FIFOs

XR21B1420IL28TR-F
MaxLinear
3’000: CHF 3.47
Non-Stocked Lead-Time 26 Weeks

Mfr. Part No.
XR21B1420IL28TR-F

Mouser Part No
701-21B1420IL28TRF

MaxLinear

USB Interface IC 1 CH FS USB UART 512 Byte TX/RX FIFOs

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

Reel

CHF 3.47

Min.: 3’000
Mult.: 3’000

: 3’000

XR21B1420

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-28

USB 2.0

Full Speed (FS)

12 Mb/s

3 V, 4.4 V

3.6 V, 5.25 V

15 mA

- 40 C

+ 85 C

Reel

USB Interface IC 2 Chan FS USB UART w/ 256 Byte FIFO

XR21V1412IL32TR-F
MaxLinear
3’000: CHF 4.19
Non-Stocked Lead-Time 26 Weeks

Mfr. Part No.
XR21V1412IL32TR-F

Mouser Part No
701-XR21V1412IL32TRF

MaxLinear

USB Interface IC 2 Chan FS USB UART w/ 256 Byte FIFO

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

Reel

CHF 4.19

Min.: 3’000
Mult.: 3’000

: 3’000

XR21V1412

USB Controllers

Bridge, USB to UART

SMD/SMT

QFN-32

USB 2.0

Full Speed (FS)

12 Mb/s

2.97 V

3.63 V

16 mA

- 40 C

+ 85 C

Reel

USB UARTs

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