ATSAMD21J18A-AUT vs ATSAMD20J18A-AUT Comparação
Comparação detalhada lado a lado de ATSAMD21J18A-AUT por Microchip Technology e ATSAMD20J18A-AUT por Microchip Technology. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Microchip Technology
ATSAMD21J18A-AUT - 32-bit Cortex-M0+ MCU 256KB Flash 64-TQFP | Microchip
ATSAMD21J18A-AUT ✓ AtivoMicrochip Technology
ATSAMD20J18A-AUT - ARM Cortex-M0+ 48MHz 256KB Flash MCU | Microchip
ATSAMD20J18A-AUT ✓ AtivoComparação de especificações
| Parâmetro | ATSAMD21J18A-AUT | ATSAMD20J18A-AUT |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoria | Microcontrollers | Microcontrollers |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $2,63 | $2,78 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Max CPU Clock | 48 MHz | — |
| Program Memory (Flash) | 256 KB | — |
| SRAM | 32 KB | 32 KB |
| Operating Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| I/O Voltage (VDDIO) | 1.62 V to 3.63 V | — |
| Encapsulamento | 64-pin TQFP (10x10 mm) | 64-LQFP (10x10 mm) |
| GPIO Count | 52 | — |
| ADC | 12-bit, up to 350 ksps, up to 20 channels | 12-bit, up to 16 channels |
| DAC | 10-bit, 350 ksps, 1 channel | 10-bit |
| Analog Comparators | 2 | — |
| SERCOM | 6 (each configurable as UART/SPI/I2C) | — |
| USB | USB 2.0 Full-Speed Device/Host with on-chip transceiver | Full-Speed USB Device |
| Timers | 6 x 16-bit TC, 1 x 24-bit TCC, 1 x 32-bit RTC | — |
| PTC (Touch Controller) | Yes | — |
| DMA Channels | 12 | — |
| Temperatura de operação | -40 C to +85 C (industrial, AUT grade) | -40C to +85C (industrial) |
| Status RoHS | Compliant | Compliant |
| AEC-Q100 | Not qualified (AUT = tape & reel, not automotive grade) | — |
| Lead-Free / Halogen-Free | Yes (Green) | — |
| Family | — | SAM D20 |
| Maximum CPU Clock | — | 48 MHz |
| CoreMark/MHz | — | 2.14 |
| Flash Memory | — | 256 KB |
| Contagem de pinos | — | 64 |
| Operating Voltage | — | 1.62 V to 3.63 V |
| Tipo de montagem | — | Surface Mount |
| SERCOM Modules | — | 6 (each configures UART/SPI/I2C) |
| DMAC Channels | — | 4 |
| GPIOs | — | [DATA_NEEDED: GPIO count for 64-pin LQFP variant] |