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USB (EN)

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USB – Universal Serial Bus

Universal Serial Bus (USB) is a data transfer system for connecting a computer with external devices.

Transfer rates

SpecificationNamesTransfer
rate
brutto
Transfer
rate
netto
USB 1.0 / 1.1USB 1.0
USB 1.1
1,5 MBps
and
12 MBps
0,15 MB/s
USB 2.0USB 2.0480 MBps1 MB/s
USB 3.0USB 3.0
USB 3.1 Gen 1
USB 3.2 Gen 1
5000 MBps40 MB/s
USB 3.1USB 3.1 Gen 2
USB 3.2 Gen 2
10000 MBps400 MB/s
USB 3.2USB 3.2 Gen 2×220000 MBps900 MB/s
USB4USB4

USB4 Gen 3×2 (1)
20000 MBps
and optional
40000 MBps
900 MB/s
and optional
1800 MB/s
(1) USB 4.0 may support 40000MBps (USB 4 Gen 3×2 means 40000MBps is suported).

Power delivery

USB devices can be supplied with power via the interface.

SpecificationVoltagemax.
Current
max.
Power
USB 1.0 / 1.15 V0,1 A0,5 W
USB 2.05 V0,5 A2,5 W
USB 3.05 V0,9 A4,5 W
USB-C5 V3 A15,0 W
USB-PD (Power Delivery)5, 12 or 20 V5 A100,0 W

Source: Wikipedia

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