| 型号 | SRAM (Kbytes) | Calibrated RC Oscillator | DAC Resolution (bits) | UART | Flash (Kbytes) | SPI |
|---|---|---|---|---|---|---|
| ATXMEGA128A1U-CU | 8 | Yes | 12 | 8 | 128 Kbytes | 12 |
| ATXMEGA128A1U-CUR | 8 | Yes | 12 | 8 | 128 Kbytes | 12 |
| ATXMEGA128A3-AUR | 8 | Yes | 12 | 7 | 128 Kbytes | 10 |
| ATXMEGA128A3-MHR | 8 | Yes | 12 | 7 | 128 Kbytes | 10 |
| ATXMEGA128A3U-AU | 8 | Yes | 12 | 7 | 128 Kbytes | 10 |
| ATXMEGA128A3U-MH | 8 | Yes | 12 | 7 | 128 Kbytes | 10 |
| ATxmega128A4U | 8 | Yes | 12 | 5 | 128 Kbytes | 7 |
| ATxmega128B1 | 8 | Yes | 0 | 2 | 128 Kbytes | 3 |
| ATxmega128B3 | 4 | Yes | 0 | 1 | 128 Kbytes | 2 |
| ATXMEGA128C3-AU | 8 | Yes | 0 | 3 | 128 Kbytes | 5 |
| ATXMEGA128C3-AUR | 8 | Yes | 0 | 3 | 128 Kbytes | 5 |
| ATXMEGA128C3-MH | 8 | Yes | 0 | 3 | 128 Kbytes | 5 |
| ATXMEGA128C3-MHR | 8 | Yes | 0 | 3 | 128 Kbytes | 5 |
| ATXMEGA128D3-AUR | 8 | Yes | 0 | 3 | 128 Kbytes | 5 |
| ATXMEGA128D3-MHR | 8 | Yes | 0 | 3 | 128 Kbytes | 5 |
| ATXMEGA128D4-AU | 8 | Yes | 0 | 2 | 128 Kbytes | 4 |
| ATXMEGA16A4-AUR | 3.3 | Yes | 12 | 5 | 16 Kbytes | 7 |
| ATXMEGA16A4-MHR | 3.3 | Yes | 12 | 5 | 16 Kbytes | 7 |
| ATXMEGA16A4U-AU | 3.3 | Yes | 12 | 5 | 16 Kbytes | 7 |
| ATXMEGA16A4U-CU | 3.3 | Yes | 12 | 5 | 16 Kbytes | 7 |
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