ATSAMC20N18A-ANT vs ATSAMC21G15A-AUT Comparison
Detailed side-by-side comparison of ATSAMC20N18A-ANT by Microchip Technology and ATSAMC21G15A-AUT 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
ATSAMC20N18A-ANT - 256KB Flash Cortex-M0+ MCU 48MHz | Microchip
ATSAMC20N18A-ANT ✓ ActiveMicrochip Technology
ATSAMC21G15A-AUT - 48MHz Cortex-M0+ MCU 32KB Flash | Microchip
ATSAMC21G15A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMC20N18A-ANT | ATSAMC21G15A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Clock | 48 MHz | — |
| Program Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 32 KB | — |
| EEPROM Emulation Region (separate Flash) | 8 KB | — |
| Supply Voltage Range | 2.7 V to 5.5 V | 1.62 V to 5.5 V (5V tolerant I/O) |
| Operating Temperature Range | -40 C to +105 C | -40 C to +85 C (AUT grade) |
| GPIO Count | 84 | — |
| Package | 100-pin TQFP (14x14 mm) | 48-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| I/O Tolerance | 5V tolerant | — |
| Hardware Multiplier | Single-cycle 32-bit | — |
| Memory Protection Unit (MPU) | Yes | — |
| Micro Trace Buffer | Yes | — |
| ADC | 12-bit | 12-bit, up to 20 channels, 1 Msps |
| Communication Interfaces | SERCOM (configurable USART/SPI/I2C) | 6x SERCOM (UART/SPI/I2C), CAN-FD |
| Packing Media | Tape and Reel (1000) | — |
| RoHS Status | Compliant (Green, lead-free) | Compliant |
| Manufacturer | — | Microchip Technology |
| Series | — | SAM C21 |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit |
| Maximum Clock Speed | — | 48 MHz |
| Program Memory Size (Flash) | — | 32 KB (32K x 8) |
| RAM Size | — | 4 KB |
| DAC | — | 10-bit, 350 ksps |
| Peripheral Touch Controller (PTC) | — | Yes (capacitive touch) |
| Functional Safety | — | Class B (IEC 60730) capable |
| DMA Channels | — | 6 |
| I/O Pins | — | 38 (max) |
| AEC-Q100 Qualified | — | Yes (AUT automotive grade) |