ATSAMC21E17A-AUT vs ATSAMD20E18A-AU 对比
详细并排对比 ATSAMC21E17A-AUT 出自 Microchip Technology 和 ATSAMD20E18A-AU 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
ATSAMC21E17A-AUT - 48MHz Cortex-M0+ 128KB MCU | Microchip
ATSAMC21E17A-AUT ✓ 量产中Microchip Technology
ATSAMD20E18A-AU - ARM Cortex-M0+ MCU 256KB Flash 32-TQFP | Microchip
ATSAMD20E18A-AU ✓ 量产中规格对比
| 参数 | ATSAMC21E17A-AUT | ATSAMD20E18A-AU |
|---|---|---|
| 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） | $2.45 | $2.18 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Series | SAM C21 (5V Cortex-M0+ with CAN-FD) | — |
| Maximum Clock Speed | 48 MHz | — |
| Flash Memory | 128 KB (128K x 8) | — |
| SRAM | 16 KB | — |
| Operating Voltage | 2.7V to 5.5V | — |
| I/O Voltage Tolerance | 5V native | — |
| 封装 | 32-TQFP (7x7 mm) | 32-TQFP 7x7 mm |
| 工作温度 | -40C to +85C (industrial) | — |
| ADC | 12-bit, up to 1 Msps | 12-bit, 350 ksps, up to 14 channels |
| CAN-FD | Yes (1 channel) | — |
| SERCOM Modules | Up to 6 (configurable UART/SPI/I2C) | — |
| PTC (Touch Controller) | Yes, supports capacitive touch | — |
| DMA Channels | 6 | — |
| Functional Safety (FuSa) | Yes (CRC, WWDT, dual BOD, DSU) | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 | 3 (168 hours) |
| Core | — | ARM Cortex-M0+ |
| Core Width | — | 32-bit |
| 最大时钟频率 | — | 48 MHz |
| Program Memory Size (Flash) | — | 256 KB (256K x 8) |
| RAM Size | — | 32 KB |
| Supply Voltage Range | — | 1.62 V to 3.63 V |
| 工作温度范围 | — | -40 C to +85 C (industrial) |
| Number of I/O Pins | — | 26 (max) |
| DAC | — | 10-bit, 350 ksps, 1 channel |
| Communication Interfaces | — | SERCOM (UART/SPI/I2C) x6, USB 2.0 Full-Speed Device, I2S |
| Peripheral Touch Controller (PTC) | — | Yes (buttons, sliders, wheels) |
| Lead-Free / Halogen-Free | — | Lead-free, Halogen-free per Microchip |