ATSAMC20J18A-MNT vs ATSAMC21J18A-MNT 对比
详细并排对比 ATSAMC20J18A-MNT 出自 Microchip Technology 和 ATSAMC21J18A-MNT 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
ATSAMC20J18A-MNT - 256KB Flash SAM C20 Cortex-M0+ MCU | Microchip
ATSAMC20J18A-MNT ✓ 量产中Microchip Technology
ATSAMC21J18A-MNT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMC21J18A-MNT ✓ 量产中规格对比
| 参数 | ATSAMC20J18A-MNT | ATSAMC21J18A-MNT |
|---|---|---|
| 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） | $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 | — |
| 工作温度 | -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 | — |
| 封装 | 64-pin QFN (VQFN) 9x9 mm with exposed pad | 64-pin QFN (9x9 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant (Green, lead-free) | Compliant |
| MSL 等级 | MSL3 | [DATA_NEEDED: MSL level] |
| Peripheral Touch Controller | Yes (PTC, capacitive touch) | — |
| Data Sheet Publish Date | 2016-11-04 | — |
| 最大时钟频率 | — | 48 MHz |
| Program Flash | — | 256 KB (256K x 8) |
| SRAM | — | 32 KB |
| EEPROM Emulation Flash | — | 8 KB (independent self-programmable) |
| 电源电压 | — | 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 |