ATSAMD21J18A-AUT vs ATSAMD21J18A-AF 对比
详细并排对比 ATSAMD21J18A-AUT 出自 Microchip Technology 和 ATSAMD21J18A-AF 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
ATSAMD21J18A-AUT - 32-bit Cortex-M0+ MCU 256KB Flash 64-TQFP | Microchip
ATSAMD21J18A-AUT ✓ 量产中Microchip Technology
ATSAMD21J18A-AF - 48MHz Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMD21J18A-AF ✓ 量产中规格对比
| 参数 | ATSAMD21J18A-AUT | ATSAMD21J18A-AF |
|---|---|---|
| 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） | $2.63 | $2.99 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Max CPU Clock | 48 MHz | — |
| Program Memory (Flash) | 256 KB | — |
| SRAM | 32 KB | 32 KB |
| Operating Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| I/O Voltage (VDDIO) | 1.62 V to 3.63 V | — |
| 封装 | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| GPIO Count | 52 | Up to 52 |
| ADC | 12-bit, up to 350 ksps, up to 20 channels | 12-bit, up to 350 ksps, hardware oversampling |
| DAC | 10-bit, 350 ksps, 1 channel | 12-bit, 1 Msps |
| Analog Comparators | 2 | 2 |
| SERCOM | 6 (each configurable as UART/SPI/I2C) | — |
| USB | USB 2.0 Full-Speed Device/Host with on-chip transceiver | USB 2.0 Full-Speed Device/Host |
| Timers | 6 x 16-bit TC, 1 x 24-bit TCC, 1 x 32-bit RTC | — |
| PTC (Touch Controller) | Yes | — |
| DMA Channels | 12 | — |
| 工作温度 | -40 C to +85 C (industrial, AUT grade) | -40C to +125C (industrial) |
| RoHS 状态 | Compliant | Compliant |
| AEC-Q100 | Not qualified (AUT = tape & reel, not automotive grade) | — |
| Lead-Free / Halogen-Free | Yes (Green) | — |
| Family | — | SAM D21J |
| 最大时钟频率 | — | 48 MHz |
| CoreMark Score | — | 2.46 CoreMark/MHz |
| Flash Memory | — | 256 KB (256K x 8) |
| Supply Voltage Range | — | 1.6 V to 3.6 V |
| SERCOM Modules | — | 6 (configurable as UART/SPI/I2C) |
| Carrier Type | — | Tray |