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.

Results: 13
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Product Type Mounting Style Package/Case Standard Speed Data Rate Supply Voltage - Min Supply Voltage - Max Operating Supply Current Minimum Operating Temperature Maximum Operating Temperature Packaging
MaxLinear USB Interface IC 2 CH FS USB UART= 512 Byte TX/RX FIFOs 1,293In Stock
$7.02
$5.38
$4.97
$4.52
Min.: 1
Mult.: 1
XR21B1422 USB Controllers Bridge, USB to UART SMD/SMT QFN-40 USB 2.0 Full Speed (FS) 12 Mb/s,kb 3 V, 4.4 V 3.6 V, 5.25 V 15 mA - 40 C + 85 C Tray
MaxLinear USB Interface IC 1 CH FS USB UART with HID 185In Stock
$5.33
$4.06
$3.75
$3.40
Min.: 1
Mult.: 1
XR21B1421 USB Controllers Bridge, USB to UART SMD/SMT QFN-28 USB 2.0 Full Speed (FS) 12 Mb/s,kb 3 V, 4.4 V 3.6 V, 5.25 V 13 mA - 40 C + 85 C Tray
MaxLinear USB Interface IC 1 Chan FS USB UART w/ 256 Byte FIFO 18,512In Stock
Cut Tape
$4.55
$3.43
$3.15
$2.85
$2.75
Reel
$2.75
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,kb 2.97 V 3.63 V 20 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
MaxLinear USB Interface IC 1 CH FS USB UART 512 Byte TX/RX FIFOs 753In Stock
$6.68
$5.12
$4.73
$4.30
Min.: 1
Mult.: 1
XR21B1420 USB Controllers Bridge, USB to UART SMD/SMT QFN-28 USB 2.0 Full Speed (FS) 12 Mb/s,kb 3 V, 4.4 V 3.6 V, 5.25 V 15 mA - 40 C + 85 C Tray
MaxLinear USB Interface IC 1-Ch 12Mbps 48MHz Internal clock; UART 944In Stock
1,470Expected 15/10/2026
$4.47
$3.39
$3.12
$2.83
Min.: 1
Mult.: 1
XR21V1410 USB Controllers Bridge, USB to UART SMD/SMT QFN-16 USB 2.0 Full Speed (FS) 12 Mb/s,kb 2.97 V 3.63 V 20 mA - 40 C + 85 C Tray
MaxLinear USB Interface IC 1Ch FS USB UART128B TX & 384B RX FIFO 45In Stock
6,000On Order
Cut Tape
$5.39
$4.10
$3.78
$3.43
Reel
$3.22
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,kb 4.4 V 5.25 V 11 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
MaxLinear USB Interface IC 2-Ch 12Mbps 48MHz Internal clock; UART 195In Stock
1,470On Order
$8.09
$6.26
$5.81
$5.41
Min.: 1
Mult.: 1
XR21V1412 USB Controllers Bridge, USB to UART SMD/SMT QFN-32 USB 2.0 Full Speed (FS) 12 Mb/s,kb 2.97 V 3.63 V 20 mA - 40 C + 85 C Tray
MaxLinear USB Interface IC 4-Ch 12Mbps 48MHz Internal clock; UART
7,810Expected 10/11/2026
$11.40
$8.91
$8.29
$7.60
Min.: 1
Mult.: 1
XR21V1414 USB Controllers Bridge, USB to UART SMD/SMT TQFP-48 USB 2.0 Full Speed (FS) 12 Mb/s,kb 2.97 V 3.63 V 16 mA - 40 C + 85 C Tray
MaxLinear USB Interface IC 1Ch FS USB UART128B TX & 384B RX FIFO
3,326On Order
$5.58
$4.26
$3.93
$3.56
Min.: 1
Mult.: 1
XR21B1411 USB Controllers Bridge, USB to UART SMD/SMT QFN-16 USB 2.0 Full Speed (FS) 12 Mb/s,kb 4.4 V 5.25 V 11 mA - 40 C + 85 C Tray
MaxLinear USB Interface IC XR21V1414IM48TR-F
1,518On Order
Cut Tape
$11.40
$8.91
$8.29
$7.60
Reel
$7.05
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,kb 2.97 V 3.63 V 16 mA - 40 C + 85 C Reel, Cut Tape, MouseReel
MaxLinear USB Interface IC 1 CH FS USB UART with HID Non-Stocked Lead-Time 12 Weeks
$3.31
$3.29
$3.27
Min.: 490
Mult.: 490
XR21B1421 USB Controllers Bridge, USB to UART SMD/SMT QFN-24 USB 2.0 Full Speed (FS) 12 Mb/s,kb 3 V, 4.4 V 3.6 V, 5.25 V 13 mA - 40 C + 85 C Tray
MaxLinear USB Interface IC 1 CH FS USB UART 512 Byte TX/RX FIFOs Non-Stocked Lead-Time 26 Weeks
Reel
$4.31
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,kb 3 V, 4.4 V 3.6 V, 5.25 V 15 mA - 40 C + 85 C Reel
MaxLinear USB Interface IC 2 Chan FS USB UART w/ 256 Byte FIFO Non-Stocked Lead-Time 26 Weeks
Reel
$5.21
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,kb 2.97 V 3.63 V 16 mA - 40 C + 85 C Reel