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| PartNumber | ATSAMC21E15A-AUT | ATSAMC21E15A-ANT | ATSAMC21-XPRO |
| Description | ARM Microcontrollers - MCU 32TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R | ARM Microcontrollers - MCU 32TQFP,105C TEMP, GREEN, 5V, 48MHZ, T&R | SAM C21 XPLAINED PRO ATSAMC21 |
| Manufacturer | Microchip | Microchip | Atmel |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Evaluation Boards - Embedded - MCU, DSP |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TQFP-32 | TQFP-32 | - |
| Series | ATSAMC21 | ATSAMC21 | SAM C |
| Core | ARM Cortex M0+ | ARM Cortex M0+ | ARM Cortex M0+ |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 48 MHz | 48 MHz | - |
| Program Memory Size | 32 kB | 32 kB | - |
| Data RAM Size | 4 kB | 4 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 26 I/O | 26 I/O | - |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 3.3 V 5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 105 C | - |
| Packaging | Reel | Reel | - |
| Product | MCU | MCU | Evaluation Kits |
| Program Memory Type | Flash | Flash | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Data RAM Type | SRAM | SRAM | - |
| Interface Type | LIN, I2C, PMBus, Serial, SPI, USART | LIN, I2C, PMBus, Serial, SPI, USART | - |
| DAC Resolution | 10 bit | 10 bit | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 10 Channel | 10 Channel | - |
| Number of Timers/Counters | 5 Timer | 5 Timer | - |
| Processor Series | SAMC21E | SAMC21E | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 2000 | 2000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | - |
| For Use With Related Products | - | - | ATSAMC21 |
| Type | - | - | MCU 32-Bit |
| For Use With | - | - | ATSAMC21J18A |
| Mounting Type | - | - | Fixed |
| Core Processor | - | - | - |
| Contents | - | - | Board(s) |
| Board Type | - | - | Evaluation Platform |
| Operating System | - | - | - |
| Platform | - | - | SAM C21 Xplained Pro |
| Description Function | - | - | SAM C21 Xplained Pro Evaluation Kit |
| Tool Is For Evaluation Of | - | - | ATSAMC21J18A |