ATSAMC20J18A-MUT vs ATSAMC21E18A-MUT Comparison
Detailed side-by-side comparison of ATSAMC20J18A-MUT by Microchip Technology and ATSAMC21E18A-MUT 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-MUT - 48MHz Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMC20J18A-MUT ✓ ActiveMicrochip Technology
ATSAMC21E18A-MUT - 48MHz Cortex-M0+ 256KB MCU | 32-VQFN
ATSAMC21E18A-MUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMC20J18A-MUT | ATSAMC21E18A-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.30 | $3.40 |
| Core | ARM Cortex-M0+ | — |
| Core Architecture | 32-bit RISC | — |
| Maximum CPU Clock | 48 MHz | — |
| Program Memory (Flash) | 256 KB | 256 KB (256K x 8) |
| SRAM | 32 KB | 32 KB |
| Additional Flash for EEPROM emulation | 4 KB | — |
| Package | 64-pin VQFN (9x9 mm) | 32-VQFN (5x5 mm) |
| Operating Voltage (VDD) | 2.7 V to 5.5 V | — |
| I/O Tolerance | 5 V tolerant | — |
| Maximum Programmable I/O Pins | 84 | — |
| ADC | 12-bit | 12-bit, up to 20 channels, 1 MSPS |
| ADC Sample Rate | 1 MSPS | — |
| CAN Interface | CAN-FD | — |
| Operating Temperature (MUT variant) | -40C to +85C (industrial) | — |
| AEC-Q100 Qualification (family) | Grade 1 (-40C to +125C) | — |
| Peripheral Touch Controller (PTC) | Yes | Yes |
| SERCOM Peripherals | Configurable USART/SPI/I2C | — |
| DMA | Yes | — |
| RoHS Status | Green compliant | Compliant |
| Mounting Type | Surface Mount | Surface Mount |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit Single-Core |
| Maximum CPU Frequency | — | 48 MHz |
| Supply Voltage | — | 2.7 V to 5.5 V |
| Operating Temperature Range | — | -40 °C to +85 °C |
| Number of I/O Pins | — | 26 |
| DAC | — | 10-bit |
| CAN-FD Controller | — | 1 (CAN-FD capable) |
| SERCOM Modules | — | 6 (UART/SPI/I²C configurable) |
| USB | — | USB 2.0 Full-Speed |
| Internal Oscillator | — | 48 MHz |
| MSL Level | — | 3 (per JEDEC J-STD-020) |