The ATSAMR21G18A-MU is a 32-bit microcontroller with 262144 words of ROM and 34688 bytes of RAM. It operates at a supply voltage of 1.8-3.6V and has a maximum operating temperature of 85°C. The device features 28 I/O lines, a 32-bit RISC core, and supports PWM, ADC, and DMA channels.
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Microchip ATSAMR21G18A-MU technical specifications.
| Max Operating Temperature | 85 |
| Number of Terminals | 48 |
| Min Operating Temperature | -40 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-XQCC-N48 |
| Width | 7 |
| Length | 7 |
| Temperature Grade | INDUSTRIAL |
| Supply Voltage-Min | 1.8 |
| Supply Voltage-Max | 3.6 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Number of I/O Lines | 28 |
| External Data Bus Width | 0 |
| Address Bus Width | 0 |
| Bit Size | 32 |
| Speed | 48 |
| ROM Programmability | FLASH |
| ROM (words) | 262144 |
| RAM (bytes) | 34688 |
| PWM Channels | YES |
| Has ADC | YES |
| DMA Channels | YES |
| DAC Channels | NO |
| RoHS | Yes |
| Lead Free | Yes |
| REACH | Compliant |
| Military Spec | False |
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