ATSAMC20J18A-MNT vs ATSAMC21J18A-MNT Comparison
Detailed side-by-side comparison of ATSAMC20J18A-MNT by Microchip Technology and ATSAMC21J18A-MNT 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
ATSAMC20J18A-MNT - 256KB Flash SAM C20 Cortex-M0+ MCU | Microchip
ATSAMC20J18A-MNT ✓ ActiveMicrochip Technology
ATSAMC21J18A-MNT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMC21J18A-MNT ✓ ActiveSpecification Comparison
| Parameter | ATSAMC20J18A-MNT | ATSAMC21J18A-MNT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.10 | $2.65 |
| Series | SAM C20 | — |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Core Architecture | ARMv6-M (32-bit) | — |
| Maximum CPU Frequency | 48 MHz | — |
| Program Memory Size | 256 KB (256K x 8) Flash | — |
| RAM Size | 32 KB SRAM | — |
| Supply Voltage (VDDIN) | 2.7 V to 5.5 V | — |
| Operating Temperature | -40 C to +105 C (Industrial, M-grade) | -40C to +105C (industrial) |
| I/O Pins | 52 programmable I/O | [DATA_NEEDED: I/O count] |
| Communication Interfaces | CAN-FD, USB 2.0 FS, 6x SERCOM (UART/SPI/I2C), I2S | — |
| ADC | 12-bit, up to 1 MSPS | 1 Msps, 12-bit (up to 20 channels) |
| DAC | 10-bit | — |
| Package | 64-pin QFN (VQFN) 9x9 mm with exposed pad | 64-pin QFN (9x9 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant (Green, lead-free) | Compliant |
| MSL Level | MSL3 | [DATA_NEEDED: MSL level] |
| Peripheral Touch Controller | Yes (PTC, capacitive touch) | — |
| Data Sheet Publish Date | 2016-11-04 | — |
| Maximum Clock Frequency | — | 48 MHz |
| Program Flash | — | 256 KB (256K x 8) |
| SRAM | — | 32 KB |
| EEPROM Emulation Flash | — | 8 KB (independent self-programmable) |
| Supply Voltage | — | 2.7 V to 5.5 V (5V I/O tolerant) |
| CAN-FD | — | Yes (1 controller) |
| SERCOM Modules | — | 6 (each USART/SPI/I2C configurable) |
| Peripheral Touch Controller (PTC) | — | Yes |
| Memory Protection Unit (MPU) | — | Yes |
| Micro Trace Buffer | — | Yes |
| DMA Channels | — | 6 |