ATSAMD21J17D-AU vs ATSAMD20J17A-AU 对比
详细并排对比 ATSAMD21J17D-AU 出自 Microchip Technology 和 ATSAMD20J17A-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
ATSAMD20J17A-AU - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMD20J17A-AU ✓ 量产中规格对比
| 参数 | ATSAMD21J17D-AU | ATSAMD20J17A-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） | $2.23 | $2.05 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Clock | 48 MHz | — |
| Flash Memory | 128 KB | 128 KB |
| SRAM | 16 KB | 16 KB |
| RWW EEPROM Emulation | 4 KB | — |
| Operating Voltage Range | 1.62 V to 3.6 V | — |
| 工作温度范围 | -40 C to +85 C (Industrial) | — |
| 封装 | 64-pin TQFP | 64-pin TQFP (10x10 mm) |
| ADC | 12-bit, up to 20 channels, 1 MSPS | 12-bit, up to 350 ksps |
| DAC | 10-bit, 2 channels | 10-bit, 350 ksps |
| USB Interface | USB 2.0 Full-Speed Device/Host with on-chip transceiver | — |
| SERCOM Channels | 6 (configurable UART/SPI/I2C) | — |
| Timer/Counters | 6 x 24-bit | — |
| Peripheral Touch Controller | Yes, supports up to 256 buttons | — |
| GPIO Count (approx) | 52 (varies by package) | — |
| 安装类型 | Surface Mount | Surface Mount |
| Lead-Free / RoHS | Yes (Green, compliant) | — |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| Core | — | ARM Cortex-M0+ 32-bit |
| 最大时钟频率 | — | 48 MHz |
| Supply Voltage (VDDIN) | — | 1.62 V to 3.63 V |
| 工作温度 | — | -40 C to +85 C (Industrial) |
| USB | — | Full-Speed USB 2.0 Device with on-chip PHY |
| SERCOM | — | 6 instances, each configurable as UART/SPI/I2C |
| I/O Pins | — | 52 GPIO (varies by package) |
| Analog Comparators | — | 2 |
| Timers/Counters | — | TC x6 + TCC x2 + RTC x1 + WDT x1 |
| DMA Channels | — | 12 |
| RoHS 状态 | — | Compliant |
| Lead-Free / Halogen-Free | — | Yes |