ATSAMC21J18A-MUT64 vs ATSAMC20J18A-MUT 对比
详细并排对比 ATSAMC21J18A-MUT64 出自 Microchip Technology 和 ATSAMC20J18A-MUT 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATSAMC21J18A-MUT64 - 48MHz Cortex-M0+ MCU 256KB Flash CAN-FD | Microchip
ATSAMC21J18A-MUT64 ✓ 量产中Microchip Technology
ATSAMC20J18A-MUT - 48MHz Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMC20J18A-MUT ✓ 量产中规格对比
| 参数 | ATSAMC21J18A-MUT64 | ATSAMC20J18A-MUT |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.85 | $2.30 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| Maximum CPU Clock | 48 MHz | 48 MHz |
| Program Flash Memory | 256 KB | — |
| SRAM | 32 KB | 32 KB |
| EEPROM Emulation Flash | 8 KB (independent self-programmable) | — |
| Supply Voltage (VDDIN) | 2.7 V to 5.5 V | — |
| Supply Voltage (VDDIO) | 1.62 V to 3.6 V (5V-tolerant I/O) | — |
| I/O Pins | 52 (approx., 64-VQFN) | — |
| ADC | 12-bit, up to 1 Msps, 20 channels | 12-bit |
| CAN-FD Controllers | 2 | — |
| SERCOM Modules | 6 (UART/SPI/I2C configurable) | — |
| USB | USB 2.0 Full-Speed Device | — |
| Timers/Counters | 16-/24-bit, multiple TC channels | — |
| PTC (Touch Channels) | Up to 256 channels | — |
| Memory Protection Unit (MPU) | Yes | — |
| Micro Trace Buffer | Yes | — |
| 封装 | 64-VQFN (9x9 mm) with exposed pad | 64-pin VQFN (9x9 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (industrial) | — |
| Functional Safety (FuSa) | Yes | — |
| RoHS 状态 | Compliant | Green compliant |
| Core Architecture | — | 32-bit RISC |
| Program Memory (Flash) | — | 256 KB |
| Additional Flash for EEPROM emulation | — | 4 KB |
| Operating Voltage (VDD) | — | 2.7 V to 5.5 V |
| I/O Tolerance | — | 5 V tolerant |
| Maximum Programmable I/O Pins | — | 84 |
| 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 |
| SERCOM Peripherals | — | Configurable USART/SPI/I2C |
| DMA | — | Yes |