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 β ActiveMicrochip Technology
ATSAMC20N18A-ANT - 256KB Flash Cortex-M0+ MCU 48MHz | Microchip
ATSAMC20N18A-ANT β ActiveSpecification Comparison
| Parameter | ATSAMC21G18A-ANT | ATSAMC20N18A-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.62 | $4.10 |
| Core Architecture | ARM Cortex-M0+ | β |
| Bit Width | 32-bit | β |
| Maximum Clock Frequency | 48 MHz | β |
| Flash Memory | 256 KB (256K x 8) | β |
| SRAM | 32 KB | 32 KB |
| Auxiliary Flash (EEPROM emulation) | 8 KB | β |
| Supply Voltage | 2.7 V to 5.5 V | β |
| Operating Temperature | -40C to +105C | β |
| Package | 48-TQFP (7x7 mm) | 100-pin TQFP (14x14 mm) |
| ADC | 12-bit, up to 1 Msps | 12-bit |
| DAC | 10-bit | β |
| Communication Peripherals | SERCOM x6 (UART/I2C/SPI), CAN-FD | β |
| Touch Peripheral | Peripheral Touch Controller (PTC) | β |
| Hardware Multiplier | Single-cycle | Single-cycle 32-bit |
| Memory Protection Unit | Yes | β |
| Trace | Micro Trace Buffer | β |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | β |
| RoHS Status | Compliant | Compliant (Green, lead-free) |
| Core | β | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | β | 48 MHz |
| Program Flash Memory | β | 256 KB (256K x 8) |
| EEPROM Emulation Region (separate Flash) | β | 8 KB |
| Supply Voltage Range | β | 2.7 V to 5.5 V |
| Operating Temperature Range | β | -40 C to +105 C |
| GPIO Count | β | 84 |
| I/O Tolerance | β | 5V tolerant |
| Memory Protection Unit (MPU) | β | Yes |
| Micro Trace Buffer | β | Yes |
| Communication Interfaces | β | SERCOM (configurable USART/SPI/I2C) |
| Packing Media | β | Tape and Reel (1000) |