ATSAMC21G15A-AUT vs ATSAMC20J18A-AUT 对比
详细并排对比 ATSAMC21G15A-AUT 出自 Microchip Technology 和 ATSAMC20J18A-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
ATSAMC21G15A-AUT - 48MHz Cortex-M0+ MCU 32KB Flash | Microchip
ATSAMC21G15A-AUT ✓ 量产中Microchip Technology
ATSAMC20J18A-AUT - 256KB Flash Cortex-M0+ MCU | Microchip
ATSAMC20J18A-AUT ✓ 量产中规格对比
| 参数 | ATSAMC21G15A-AUT | ATSAMC20J18A-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） | $2.15 | $3.10 |
| Manufacturer | Microchip Technology | — |
| Series | SAM C21 | — |
| Core Processor | ARM Cortex-M0+ | — |
| Core Size | 32-Bit | — |
| Maximum Clock Speed | 48 MHz | 48 MHz |
| Program Memory Size (Flash) | 32 KB (32K x 8) | — |
| RAM Size | 4 KB | — |
| Supply Voltage Range | 1.62 V to 5.5 V (5V tolerant I/O) | — |
| 工作温度范围 | -40 C to +85 C (AUT grade) | — |
| 封装 | 48-TQFP (7x7 mm) | 64-pin TQFP (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 20 channels, 1 Msps | 12-bit, up to 1 Msps |
| DAC | 10-bit, 350 ksps | — |
| Communication Interfaces | 6x SERCOM (UART/SPI/I2C), CAN-FD | — |
| Peripheral Touch Controller (PTC) | Yes (capacitive touch) | — |
| Functional Safety | Class B (IEC 60730) capable | — |
| DMA Channels | 6 | — |
| I/O Pins | 38 (max) | — |
| RoHS 状态 | Compliant | Compliant (Green) |
| AEC-Q100 Qualified | Yes (AUT automotive grade) | — |
| Core | — | ARM Cortex-M0+ (32-bit, single-core) |
| Program Memory (Flash) | — | 256 KB (256K x 8) |
| SRAM | — | 32 KB |
| Operating Voltage Range | — | 2.7 V to 5.5 V |
| I/O Tolerance | — | 5 V tolerant |
| GPIO Count | — | 52 (on 64-pin TQFP) |
| Analog Comparators | — | 2 |
| PTC (Touch Channels) | — | Up to 24 |
| CAN | — | CAN-FD controller |
| USB | — | Full-Speed USB Device |
| SERCOM | — | Up to 6 configurable serial interfaces |
| Operating Temperature (Industrial) | — | -40 C to +85 C |
| Operating Temperature (Automotive) | — | -40 C to +125 C (AEC-Q100 grades available in family) |
| MSL 等级 | — | 3 |