ATSAMC21G18A-ANT vs ATSAMC20N18A-ANT Comparison
Detailed side-by-side comparison of ATSAMC21G18A-ANT by Microchip Technology and ATSAMC20N18A-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
ATSAMC20N18A-ANT - 256KB Flash Cortex-M0+ MCU 48MHz | Microchip
ATSAMC20N18A-ANT ✓ ActiveSpecification Comparison
| Parameter | ATSAMC21G18A-ANT | ATSAMC20N18A-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) | — |
| SRAM | 32 KB | 32 KB |
| Auxiliary Flash (EEPROM emulation) | 8 KB | — |
| Supply Voltage | 2.7 V to 5.5 V | — |
| Operating Temperature | -40C to +105C | — |
| Package | 48-TQFP (7x7 mm) | 100-pin TQFP (14x14 mm) |
| ADC | 12-bit, up to 1 Msps | 12-bit |
| DAC | 10-bit | — |
| Communication Peripherals | SERCOM x6 (UART/I2C/SPI), CAN-FD | — |
| Touch Peripheral | Peripheral Touch Controller (PTC) | — |
| Hardware Multiplier | Single-cycle | Single-cycle 32-bit |
| Memory Protection Unit | Yes | — |
| Trace | Micro Trace Buffer | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant (Green, lead-free) |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | — | 48 MHz |
| Program Flash Memory | — | 256 KB (256K x 8) |
| EEPROM Emulation Region (separate Flash) | — | 8 KB |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Operating Temperature Range | — | -40 C to +105 C |
| GPIO Count | — | 84 |
| I/O Tolerance | — | 5V tolerant |
| Memory Protection Unit (MPU) | — | Yes |
| Micro Trace Buffer | — | Yes |
| Communication Interfaces | — | SERCOM (configurable USART/SPI/I2C) |
| Packing Media | — | Tape and Reel (1000) |