ATSAMC21N18A-AN vs ATSAMC21G18A-AU 对比
详细并排对比 ATSAMC21N18A-AN 出自 Microchip Technology 和 ATSAMC21G18A-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
ATSAMC21N18A-AN - 48MHz Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMC21N18A-AN ✓ 量产中Microchip Technology
ATSAMC21G18A-AU - 48MHz Cortex-M0+ MCU, 256KB Flash, 5V | Microchip
ATSAMC21G18A-AU ✓ 量产中规格对比
| 参数 | ATSAMC21N18A-AN | ATSAMC21G18A-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） | $3.69 | $3.05 |
| Core Architecture | ARM Cortex-M0+ (Armv6-M) | — |
| Maximum CPU Clock | 48 MHz | — |
| Flash Memory | 256 KB | — |
| EEPROM Emulation Flash | 8 KB (independent bank) | — |
| SRAM | 32 KB | 32 KB |
| 电源电压 | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| 工作温度 | -40 °C to +105 °C | -40 C to +85 C (industrial, AU suffix) |
| 封装 | 100-pin TQFP (14x14 mm) | 48-pin TQFP (7x7 mm, 0.5 mm pitch) |
| GPIO Count | Up to 84 | Up to 38 |
| SERCOM Channels | 6 (UART/SPI/I²C configurable) | — |
| CAN-FD Controller | 1 | — |
| ADC | 12-bit, up to 1 Msps, up to 16 channels | 12-bit, up to 1 Msps, 16 channels |
| DAC | 12-bit, 1 channel | — |
| Timers | Two 16-bit, one 24-bit | — |
| Peripheral Touch Controller (PTC) | Yes (capacitive touch) | Yes (mutual/self-cap) |
| USB | Full-speed USB 2.0 with embedded PHY | — |
| Functional Safety (FuSa) | Yes | — |
| 安装类型 | Surface Mount | — |
| Series | — | SAM C21 (Cortex-M0+) |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Frequency | — | 48 MHz |
| Program Flash | — | 256 KB |
| I/O Tolerance | — | 5V tolerant |
| SERCOM Modules | — | 6 (UART/SPI/I2C/LIN configurable) |
| CAN-FD | — | Yes (1 channel) |
| Timers/Counters (TC) | — | 16-bit, multiple channels |
| RTC | — | 32-bit RTC with calendar |
| DMA | — | 12 channels (DMAC) |
| AEC-Q100 | — | Grade 1 qualified |
| RoHS | — | Compliant |