| 型号 | SRAM (Kbytes) | Calibrated RC Oscillator | DAC Resolution (bits) | UART | Flash (Kbytes) | SPI |
|---|---|---|---|---|---|---|
| ATXMEGA16A4U-MH | 3.3 | Yes | 12 | 5 | 16 Kbytes | 7 |
| ATXMEGA16C4-AU | 4 | Yes | 0 | 2 | 16 Kbytes | 4 |
| ATXMEGA16C4-AUR | 4 | Yes | 0 | 2 | 16 Kbytes | 4 |
| ATXMEGA16C4-CU | 4 | Yes | 0 | 2 | 16 Kbytes | 4 |
| ATXMEGA16C4-CUR | 4 | Yes | 0 | 2 | 16 Kbytes | 4 |
| ATXMEGA16C4-MH | 4 | Yes | 0 | 2 | 16 Kbytes | 4 |
| ATXMEGA16D4-AUR | 2 | Yes | 0 | 2 | 16 Kbytes | 4 |
| ATXMEGA16D4-CUR | 2 | Yes | 0 | 2 | 16 Kbytes | 4 |
| ATXMEGA16D4-MHR | 4 | Yes | 0 | 2 | 16 Kbytes | 4 |
| ATXMEGA192A3-AUR | 16 | Yes | 12 | 7 | 192 Kbytes | 10 |
| ATXMEGA192A3-MHR | 16 | Yes | 12 | 7 | 192 Kbytes | 10 |
| ATXMEGA192A3U-AU | 16 | Yes | 12 | 7 | 192 Kbytes | 10 |
| ATXMEGA192A3U-MH | 16 | Yes | 12 | 7 | 192 Kbytes | 10 |
| ATXMEGA192C3-AU | 16 | Yes | 0 | 3 | 192 Kbytes | 5 |
| ATXMEGA192C3-AUR | 16 | Yes | 0 | 3 | 192 Kbytes | 5 |
| ATXMEGA192C3-MH | 16 | Yes | 0 | 3 | 192 Kbytes | 5 |
| ATXMEGA192C3-MHR | 16 | Yes | 0 | 3 | 192 Kbytes | 5 |
| ATXMEGA192D3-AUR | 16 | Yes | 0 | 3 | 192 Kbytes | 5 |
| ATXMEGA192D3-MHR | 16 | Yes | 0 | 3 | 192 Kbytes | 5 |
| ATXMEGA256A3-AUR | 16 | Yes | 12 | 7 | 256 Kbytes | 10 |
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