ATSAMC21G18A-AUT vs ATSAMC20G18A-ANT Comparison
Detailed side-by-side comparison of ATSAMC21G18A-AUT 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-AUT - 256KB Flash 48MHz Cortex-M0+ MCU | Microchip
ATSAMC21G18A-AUT β ActiveMicrochip Technology
ATSAMC20G18A-ANT - 48MHz Cortex-M0+ MCU 256KB | Microchip
ATSAMC20G18A-ANT β ActiveSpecification Comparison
| Parameter | ATSAMC21G18A-AUT | ATSAMC20G18A-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.78 | $2.34 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| Max CPU Clock | 48 MHz | β |
| Program Flash | 256 KB (256K x 8) | β |
| SRAM | 32 KB | 32 KB |
| EEPROM Emulation Flash | 8 KB (independent, self-programmable) | β |
| Supply Voltage (VDDIN) | 2.7 V to 5.5 V | β |
| I/O Voltage Tolerance | 5 V tolerant | β |
| Operating Temperature | -40 C to +125 C (automotive grade) | -40C to +105C |
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| CAN-FD Controller | Yes (ISO 11898-1:2015) | β |
| SERCOM Modules | Configurable as UART/SPI/I2C | β |
| ADC | 12-bit, up to 1 Msps | β |
| DAC | 10-bit | β |
| Memory Protection Unit (MPU) | Yes | β |
| Micro Trace Buffer | Yes | β |
| RoHS Status | Compliant | β |
| AEC-Q100 | Qualified (grade 1) | β |
| Architecture | β | 32-bit RISC |
| Maximum Clock Speed | β | 48 MHz |
| Flash Memory | β | 256 KB (256K x 8) |
| Supply Voltage | β | 2.7 V to 5.5 V |
| AEC-Q100 Qualification | β | Grade 1 |
| ADC Resolution | β | 12-bit |
| ADC Channels | β | Up to 16 |
| CAN-FD | β | Yes |
| PTC (Touch) | β | Yes (Peripheral Touch Controller) |
| I/O Pins | β | Up to 84 (family max) |
| SERCOM | β | Configurable (UART/SPI/I2C) |
| RoHS | β | Compliant |
| Lead Free | β | Yes |