ATSAMD21G17D-MU vs ATSAMD21G18A-MU 对比
详细并排对比 ATSAMD21G17D-MU 出自 Microchip Technology 和 ATSAMD21G18A-MU 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
ATSAMD21G17D-MU - 128KB Flash Cortex-M0+ MCU 48MHz 48-QFN | Microchip
ATSAMD21G17D-MU ✓ 量产中Microchip Technology
ATSAMD21G18A-MU - 256KB Flash Cortex-M0+ MCU, 48MHz | Microchip
ATSAMD21G18A-MU ✓ 量产中规格对比
| 参数 | ATSAMD21G17D-MU | ATSAMD21G18A-MU |
|---|---|---|
| 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） | $2.10 | $3.15 |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Series | SAM D21G (Functional Safety, FuSa) | — |
| Maximum CPU Frequency | 48 MHz | — |
| Flash Program Memory | 128 KB (128K x 8) | — |
| RWW Flash Section | 4 KB | — |
| SRAM | 16 KB | 32 KB |
| Operating Voltage | 1.62 V to 3.63 V | — |
| 工作温度 | -40 C to +85 C (Industrial) | -40 C to +85 C (industrial) |
| 封装 | 48-QFN (7x7 mm) with Exposed Pad | 48-pin QFN (7x7 mm) |
| 安装类型 | Surface Mount | — |
| USB Interface | USB 2.0 Full-Speed with on-chip transceiver | — |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 350 ksps, up to 20 channels |
| SERCOM | Up to 6 configurable serial peripherals | — |
| PTC Touch Channels | Supported (buttons, slider, wheel) | — |
| RoHS 状态 | Compliant | Compliant (Green) |
| MSL 等级 | 3 (168 hours) | — |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Family | — | SAM D21 (FuSa / IEC 60730 Class B) |
| Max CPU Frequency | — | 48 MHz |
| Flash Memory | — | 256 KB |
| 电源电压 | — | 1.62 V to 3.6 V |
| USB | — | USB 2.0 Full-Speed Device with on-chip transceiver |
| DAC | — | 10-bit, 350 ksps |
| SERCOM Modules | — | 6 (each configurable as USART / I2C / SPI / LIN) |
| Timers/Counters | — | TC (8-bit / 16-bit), TCC (16-bit PWM) |
| RTC | — | 32-bit RTC with calendar |
| GPIOs | — | 38 |
| DMA Channels | — | 12 |
| Event System Channels | — | 12 |
| Touch Peripheral | — | PTC (Peripheral Touch Controller) |