ATSAML21G17B-U vs ATSAMD21G18A-MU 对比
详细并排对比 ATSAML21G17B-U 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
ATSAMD21G18A-MU - 256KB Flash Cortex-M0+ MCU, 48MHz | Microchip
ATSAMD21G18A-MU ✓ 量产中规格对比
| 参数 | ATSAML21G17B-U | 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） | $2.98 | $3.15 |
| Core Processor | ARM Cortex-M0+ | — |
| Core Size | 32-Bit | — |
| 最大时钟频率 | 48 MHz | — |
| Program Memory Size (Flash) | 128 KB (128K x 8) | — |
| RAM Size | 16 KB | — |
| 封装 | 48-WLCSP | 48-pin QFN (7x7 mm) |
| 安装类型 | Surface Mount | — |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Active Mode Current | < 35 µA/MHz | — |
| Sleep Mode Current | 200 nA (typical) | — |
| Connectivity | I²C, LINbus, SCI, SPI, UART/USART, USB | — |
| Peripherals | DMA, POR, PWM, WDT | — |
| USB | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device with on-chip transceiver |
| ADC | 12-bit (SAR) | 12-bit, up to 350 ksps, up to 20 channels |
| 工作温度范围 | -40 °C to +85 °C | — |
| RoHS 状态 | Compliant | Compliant (Green) |
| Functional Safety (FuSa) | Yes | — |
| Touch Sensing | PTC (Peripheral Touch Controller) | — |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Family | — | SAM D21 (FuSa / IEC 60730 Class B) |
| Max CPU Frequency | — | 48 MHz |
| Flash Memory | — | 256 KB |
| SRAM | — | 32 KB |
| 电源电压 | — | 1.62 V to 3.6 V |
| 工作温度 | — | -40 C to +85 C (industrial) |
| 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) |