ATSAMC21G18A-ANT vs ATSAMC20G18A-ANT Comparison
Detailed side-by-side comparison of ATSAMC21G18A-ANT by Microchip Technology and ATSAMC20G18A-ANT by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMC21G18A-ANT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMC21G18A-ANT ✓ ActiveMicrochip Technology
ATSAMC20G18A-ANT - 48MHz Cortex-M0+ MCU 256KB | Microchip
ATSAMC20G18A-ANT ✓ ActiveSpecification Comparison
| Parameter | ATSAMC21G18A-ANT | ATSAMC20G18A-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | ARM Cortex-M0+ | — |
| Bit Width | 32-bit | — |
| Maximum Clock Frequency | 48 MHz | — |
| Flash Memory | 256 KB (256K x 8) | 256 KB (256K x 8) |
| SRAM | 32 KB | 32 KB |
| Auxiliary Flash (EEPROM emulation) | 8 KB | — |
| Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Operating Temperature | -40C to +105C | -40C to +105C |
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| ADC | 12-bit, up to 1 Msps | — |
| DAC | 10-bit | — |
| Communication Peripherals | SERCOM x6 (UART/I2C/SPI), CAN-FD | — |
| Touch Peripheral | Peripheral Touch Controller (PTC) | — |
| Hardware Multiplier | Single-cycle | — |
| Memory Protection Unit | Yes | — |
| Trace | Micro Trace Buffer | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | — |
| Core | — | ARM Cortex-M0+ |
| Architecture | — | 32-bit RISC |
| Maximum Clock Speed | — | 48 MHz |
| AEC-Q100 Qualification | — | Grade 1 |
| ADC Resolution | — | 12-bit |
| ADC Channels | — | Up to 16 |
| CAN-FD | — | Yes |
| PTC (Touch) | — | Yes (Peripheral Touch Controller) |
| I/O Pins | — | Up to 84 (family max) |
| SERCOM | — | Configurable (UART/SPI/I2C) |
| RoHS | — | Compliant |
| Lead Free | — | Yes |