USB 3.0 Type-A SuperSpeed Interface
Standard 9-pin USB connector with blue color coding. Fully backward compatible with USB 2.0 (pins 1-4) with 5 additional SuperSpeed differential and ground lines (pins 5-9).
Aliase:USB 3.0, USB 3.1 Gen 1, USB 3.2 Gen 1, USB-A SuperSpeed, Type-A 9-Pin
USB 3.0 Type-A Receptacle (Front View)
9 Pins
Pinout Table9
| Pin | Signal / Name | Type | Alternative Functions |
|---|---|---|---|
| 1 | VBUS | Power | +5V DC Power Supply (up to 900mA in USB 3.0) |
| 2 | D- | Digital | USB 2.0 Differential Data (Negative) |
| 3 | D+ | Digital | USB 2.0 Differential Data (Positive) |
| 4 | GND | Ground | Power & Signal Ground |
| 5 | SSRX- | Digital | SuperSpeed Receiver Differential Pair (Negative) |
| 6 | SSRX+ | Digital | SuperSpeed Receiver Differential Pair (Positive) |
| 7 | GND_DRAIN | Ground | Ground for SuperSpeed Signal Return |
| 8 | SSTX- | Digital | SuperSpeed Transmitter Differential Pair (Negative) |
| 9 | SSTX+ | Digital | SuperSpeed Transmitter Differential Pair (Positive) |