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| Part Number | ATSAMC21J16A-MUT |
| Datasheet | ATSAMC21J16A-MUT datasheet |
| Description | IC MCU 32BIT 64KB FLASH 64QFN |
| Manufacturer | Microchip Technology |
| Series | SAM C21 |
| Part Status | Active |
| Core Processor | ARM® Cortex®-M0+ |
| Core Size | 32-Bit |
| Speed | 48MHz |
| Connectivity | CANbus, I²C, LINbus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, POR, WDT |
| Number of I/O | 52 |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 8K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Data Converters | A/D 20x12b, 3x16b; D/A 1x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Package / Case | Surface Mount |
| Supplier Device Package | 64-VFQFN Exposed Pad |
| Base Part Number | 64-QFN (9x9) |