ATSAMC21E18A-MUT vs ATSAMC20E18A-MUT 对比
详细并排对比 ATSAMC21E18A-MUT 出自 Microchip Technology 和 ATSAMC20E18A-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
ATSAMC20E18A-MUT - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMC20E18A-MUT ✓ 量产中规格对比
| 参数 | ATSAMC21E18A-MUT | ATSAMC20E18A-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） | $3.40 | $1.92 |
| Core Processor | ARM Cortex-M0+ | — |
| Core Size | 32-Bit Single-Core | — |
| Maximum CPU Frequency | 48 MHz | — |
| Program Memory (Flash) | 256 KB (256K x 8) | 256 KB |
| SRAM | 32 KB | 32 KB |
| 电源电压 | 2.7 V to 5.5 V | — |
| 工作温度范围 | -40 °C to +85 °C | — |
| 封装 | 32-VQFN (5x5 mm) | 32-pin VQFN (5x5 mm) with exposed thermal pad |
| 安装类型 | Surface Mount | Surface Mount |
| Number of I/O Pins | 26 | — |
| ADC | 12-bit, up to 20 channels, 1 MSPS | 12-bit, up to 1 Msps, with 13/14/15/16-bit oversampling |
| DAC | 10-bit | — |
| CAN-FD Controller | 1 (CAN-FD capable) | — |
| SERCOM Modules | 6 (UART/SPI/I²C configurable) | 6 (configurable UART/SPI/I2C) |
| USB | USB 2.0 Full-Speed | — |
| Peripheral Touch Controller (PTC) | Yes | 256-channel capacitive touch |
| Internal Oscillator | 48 MHz | — |
| RoHS 状态 | Compliant | Compliant (Green) |
| MSL 等级 | 3 (per JEDEC J-STD-020) | — |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | — | 48 MHz |
| EEPROM Emulation Flash | — | 8 KB (independent, self-programmable) |
| Supply Voltage (VDD) | — | 2.7 V to 5.5 V |
| 工作温度 | — | -40 C to +85 C (Industrial) |
| Programmable I/O Pins | — | Up to 26 |
| Analog Comparators | — | 2 (with window compare mode) |
| CAN-FD | — | Yes |
| Memory Protection Unit (MPU) | — | Yes |
| Micro Trace Buffer | — | Yes |
| Real-Time Counter (RTC) | — | 16-bit |
| DMA Channels | — | 12 |