ATSAMC21G18A-AUT vs ATSAMD20G18A-AUT 对比
详细并排对比 ATSAMC21G18A-AUT 出自 Microchip Technology 和 ATSAMD20G18A-AUT 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
ATSAMC21G18A-AUT - 256KB Flash 48MHz Cortex-M0+ MCU | Microchip
ATSAMC21G18A-AUT ✓ 量产中Microchip Technology
ATSAMD20G18A-AUT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD20G18A-AUT ✓ 量产中规格对比
| 参数 | ATSAMC21G18A-AUT | ATSAMD20G18A-AUT |
|---|---|---|
| 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） | $3.12 | $2.84 |
| Core Processor | ARM Cortex-M0+ | — |
| Core Size | 32-Bit | — |
| Maximum Clock Speed | 48 MHz | — |
| Program Memory Size | 256 KB (256K x 8) Flash | — |
| EEPROM Emulation Region | 8 KB independent self-programmable Flash | — |
| RAM Size | 32 KB SRAM | — |
| 电源电压 | 2.7 V to 5.5 V | — |
| I/O Voltage Tolerance | 5V-tolerant digital I/O | — |
| ADC | 12-bit | 12-bit, up to 14 channels, 350 ksps |
| DAC | 10-bit | 10-bit, 350 ksps |
| Communication Interfaces | SERCOM (UART/SPI/I2C), CAN-FD, I2S | 6x SERCOM (USART/I2C/SPI), I2S |
| 封装 | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| 工作温度 | -40C to +125C (automotive grade) | — |
| 安装类型 | Surface Mount | Surface Mount |
| AEC-Q100 | Qualified (Grade 1, automotive) | — |
| MSL 等级 | 3 (168 hours) | MSL3 (168 hours) |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Family | — | SAM D20 |
| Series | — | ATSAMD20G |
| Maximum CPU Frequency | — | 48 MHz |
| Program Flash Memory | — | 256 KB (256K x 8) |
| SRAM | — | 32 KB |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| 引脚数量 | — | 48 |
| Operating Temperature Range (Automotive Grade) | — | -40 C to +85 C |
| Peripheral Touch Controller (PTC) | — | Up to 256 channels |
| Timers | — | 16-bit TC x6, 32-bit TCC x2, RTC |