M.2 2230 is the shortest standard M.2 form factor at 22x30mm. Used in the Steam Deck, Surface Pro, and other compact devices where the standard 2280 would not fit.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | GND | Ground | GND |
| 2 | 3.3V | 3.3V power | PWR |
| 3 | GND | Ground | GND |
| 7 | DEVSLP | Device sleep | I/O |
| 11 | PERST# | PCIe reset | I/O |
| 13 | PCIe TX+ | PCIe TX positive | BUS |
| 14 | PCIe TX- | PCIe TX negative | BUS |
| 15 | PCIe RX+ | PCIe RX positive | BUS |
| 16 | PCIe RX- | PCIe RX negative | BUS |