USB Cable Interface
[USB Description]
[USB Interface ICs]
[USB Pinout] [USB
Connector]
[USB Standard / Organizations]
[Converter, Adapter, Cables] [Software]
[Home]
This page covers USB 3.0 and below, refer here for USB 2.0
The USB 3.0 specification is the combination of the physical SuperSpeed bus combined in parallel with the physical USB 2.0 bus. Cable is 4 wire. The data wires are 28 AWG, the power wires are 20 to 28 AWG. Two power lines are un-twisted and 2 data lines, twisted. Longer cables will use 20 AWG for power. The wire are color coded per the drawing above. Cables will have an A plug on one end an a B plug on the opposite end. The maximum cable length is 5 meters; however that can be increased by using Hubs. The USB interface is designed to operate down to -20 degrees C.
APC
RAM Electronics
Industries Inc
{USB Converters / Adaptors / Cable Assemblies}
icron
{Extreme USB - USB Converter, Hub/Hub allows USB up to 100 meters}
USB Revision 3.0 type A Connector
| Pin | Signal Name | Description |
| 1 | VBUS | Red |
| 2 | D- | White |
| 3 | D+ | Green |
| 4 | GND | Black |
| 5 | StdA_SSRX- | Blue |
| 6 | StdA_SSRX+ | Yellow |
| 7 | GND_DRAIN | GROUND |
| 8 | StdA_SSTX- | Purple |
| 9 | StdA_SSTX+ | Orange |
| Shell | Shield | Connector Shell |
| Pin | Signal Name | Description |
| 1 | VBUS | Red |
| 2 | D- | White |
| 3 | D+ | Green |
| 4 | GND | Black |
| 5 | StdA_SSTX- | Blue |
| 6 | StdA_SSTX+ | Yellow |
| 7 | GND_DRAIN | GROUND |
| 8 | StdA_SSRX- | Purple |
| 9 | StdA_SSRX+ | Orange |
| Shell | Shield | Connector Shell |
For reference here is revision 2.0, USB type A Connector
Engineering Design Key words: USB, Universal Serial Bus,
Transceiver, Physical Layer, Description, Products, USB pinout,
PHY, Electrical, 2-wire, Pin Out, Electrical Standard, Interface Standard, Specification,
Spec, Circuit layout, Electrical Interface,
Physical Interface, Engineering Description, electrical
characteristics, Personal
Computer Bus, physical Cable Bus, USB Pinouts, HCD, USBD
|
|||||||
| Home | |||||||
|
|
|||||||
|
|
|
|
|
|
|
|
| Distributors | Components | Equipment | Software | Standards | Buses | Design | Reference |