ATSAMC20J18A-MUT vs ATSAMC21J18A-MUT64 Comparison
Detailed side-by-side comparison of ATSAMC20J18A-MUT by Microchip Technology and ATSAMC21J18A-MUT64 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 β ActiveMicrochip Technology
ATSAMC21J18A-MUT64 - 48MHz Cortex-M0+ MCU 256KB Flash CAN-FD | Microchip
ATSAMC21J18A-MUT64 β ActiveSpecification Comparison
| Parameter | ATSAMC20J18A-MUT | ATSAMC21J18A-MUT64 |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.30 | $2.85 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Core Architecture | 32-bit RISC | β |
| Maximum CPU Clock | 48 MHz | 48 MHz |
| Program Memory (Flash) | 256 KB | β |
| SRAM | 32 KB | 32 KB |
| Additional Flash for EEPROM emulation | 4 KB | β |
| Package | 64-pin VQFN (9x9 mm) | 64-VQFN (9x9 mm) with exposed pad |
| Operating Voltage (VDD) | 2.7 V to 5.5 V | β |
| I/O Tolerance | 5 V tolerant | β |
| Maximum Programmable I/O Pins | 84 | β |
| ADC | 12-bit | 12-bit, up to 1 Msps, 20 channels |
| ADC Sample Rate | 1 MSPS | β |
| CAN Interface | CAN-FD | β |
| Operating Temperature (MUT variant) | -40C to +85C (industrial) | β |
| AEC-Q100 Qualification (family) | Grade 1 (-40C to +125C) | β |
| Peripheral Touch Controller (PTC) | Yes | β |
| SERCOM Peripherals | Configurable USART/SPI/I2C | β |
| DMA | Yes | β |
| RoHS Status | Green compliant | Compliant |
| Mounting Type | Surface Mount | Surface Mount |
| Program Flash Memory | β | 256 KB |
| EEPROM Emulation Flash | β | 8 KB (independent self-programmable) |
| Supply Voltage (VDDIN) | β | 2.7 V to 5.5 V |
| Supply Voltage (VDDIO) | β | 1.62 V to 3.6 V (5V-tolerant I/O) |
| I/O Pins | β | 52 (approx., 64-VQFN) |
| CAN-FD Controllers | β | 2 |
| SERCOM Modules | β | 6 (UART/SPI/I2C configurable) |
| USB | β | USB 2.0 Full-Speed Device |
| Timers/Counters | β | 16-/24-bit, multiple TC channels |
| PTC (Touch Channels) | β | Up to 256 channels |
| Memory Protection Unit (MPU) | β | Yes |
| Micro Trace Buffer | β | Yes |
| Operating Temperature | β | -40C to +85C (industrial) |
| Functional Safety (FuSa) | β | Yes |