| Part Numbers | Manufacturer Name | Datasheet | Core Processor | Core Size | Speed | Connectivity | RAM Size | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ATXMEGA256A3BU-AU | ATMEL CORP | AVR | 8/16-Bit | 32MHz | I²C, IrDA, SPI, UART/USART, USB | 47 | 256KB (128K x 16) | FLASH | 4K x 8 | 16K x 8 | 1.6 V ~ 3.6 V | A/D 16x12b; D/A 2x12b | Internal | -40°C ~ 85°C | 64-TQFP | |
| ATXMEGA256A3BU-MHR | ATMEL CORP | AVR | 8/16-Bit | 32MHz | I²C, IrDA, SPI, UART/USART, USB | 47 | 256KB (128K x 16) | FLASH | 4K x 8 | 16K x 8 | 1.6 V ~ 3.6 V | A/D 16x12b; D/A 2x12b | Internal | -40°C ~ 85°C | 64-VFQFN Exposed Pad | |
| ATXMEGA256A3BU-MH | ATMEL CORP | AVR | 8/16-Bit | 32MHz | I²C, IrDA, SPI, UART/USART, USB | 47 | 256KB (128K x 16) | FLASH | 4K x 8 | 16K x 8 | 1.6 V ~ 3.6 V | A/D 16x12b; D/A 2x12b | Internal | -40°C ~ 85°C | 64-VFQFN Exposed Pad | |
| NUC123SD4AN0 | NUVOTON TECHNOLOGY CORP | - | 32-Bit | 72MHz | I²C, IrDA, SPI, UART/USART, USB | 47 | 68KB (68K x 8) | FLASH | - | 20K x 8 | 2.5 V ~ 5.5 V | A/D 8x10b | Internal | -40°C ~ 85°C | 64-LQFP | |
| NUC120RE3DN | NUVOTON TECHNOLOGY CORP | - | 32-Bit | 50MHz | I²C, IrDA, SPI, UART/USART, USB | 47 | 128KB (128K x 8) | FLASH | - | 16K x 8 | 2.5 V ~ 5.5 V | A/D 8x12b | Internal | -40°C ~ 85°C | 64-LQFP | |
| NUC123SC2AN1 | NUVOTON TECHNOLOGY CORP | - | 32-Bit | 72MHz | I²C, IrDA, SPI, UART/USART, USB | 47 | 36KB (36K x 8) | FLASH | - | 12K x 8 | 2.5 V ~ 5.5 V | A/D 8x10b | Internal | -40°C ~ 85°C | 64-LQFP |
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