ATSAMD21G17A-AUT vs ATSAMD20G17A-AUT 对比
详细并排对比 ATSAMD21G17A-AUT 出自 Microchip Technology 和 ATSAMD20G17A-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
ATSAMD21G17A-AUT - 128KB Flash Cortex-M0+ MCU 48MHz | Microchip
ATSAMD21G17A-AUT ✓ 量产中Microchip Technology
ATSAMD20G17A-AUT - 48MHz Cortex-M0+ MCU 128KB Flash TQFP-48
ATSAMD20G17A-AUT ✓ 量产中规格对比
| 参数 | ATSAMD21G17A-AUT | ATSAMD20G17A-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） | $3.41 | $1.42 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| 最大时钟频率 | 48 MHz | — |
| Flash Memory | 128 KB | — |
| SRAM | 16 KB | — |
| Read-While-Write Partition | 4 KB RWW | — |
| 电源电压 | 1.62 V to 3.63 V | — |
| 工作温度 | -40C to +125C (Automotive Grade) | — |
| 封装 | 48-pin TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| USB Interface | USB 2.0 Full-Speed, integrated transceiver | — |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 300 ksps (per datasheet family) |
| DAC | 10-bit | 10-bit (per datasheet family) |
| SERCOM Modules | 6 (configurable UART/SPI/I2C) | — |
| Timer/Counters | TC modules with PWM | — |
| Event System | Yes (peripheral-to-peripheral signalling) | — |
| 引脚数量 | 48 | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM |
| Bit Width | — | 32-bit |
| Maximum CPU Clock | — | 48 MHz |
| Program Memory (Flash) | — | 128 KB (128K x 8) |
| RAM Size | — | 16 KB |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| 工作温度范围 | — | -40C to +85C (Industrial) |
| Number of I/O Pins | — | 38 |
| Communication Interfaces | — | SERCOM (configurable as I2C/SPI/USART), I2C, SPI, USART |
| Timers | — | Multiple 16-bit TC, RTC |
| DMA Channels | — | Yes (peripheral DMA) |
| MSL 等级 | — | 3 (168 hours) |
| Lead Free | — | Yes |