ATSAMD21J17D-AF vs ATSAMD21J17A-AF 对比
详细并排对比 ATSAMD21J17D-AF 出自 Microchip Technology 和 ATSAMD21J17A-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
ATSAMD21J17D-AF - ARM Cortex-M0+ 48MHz MCU, 128KB Flash, TQFP-64 | Microchip
ATSAMD21J17D-AF ✓ 量产中Microchip Technology
ATSAMD21J17A-AF - 48MHz Cortex-M0+ MCU, 128KB Flash, USB | Microchip
ATSAMD21J17A-AF ✓ 量产中规格对比
| 参数 | ATSAMD21J17D-AF | ATSAMD21J17A-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） | $3.95 | $2.65 |
| Manufacturer | Microchip Technology | — |
| Series | SAM D21J, Functional Safety (FuSa) | — |
| Core | ARM Cortex-M0+ | — |
| Core Size | 32-Bit | — |
| Maximum CPU Clock | 48 MHz | — |
| Program Memory Size | 128 KB Flash (128K x 8) | — |
| Program Memory Type | Flash | — |
| RAM Size | 16 KB | — |
| Read-While-Write Region | 4 KB | — |
| Number of I/O Pins | 52 (maximum, package-dependent) | — |
| 电源电压 | 1.62 V to 3.63 V | — |
| 工作温度 | -40 °C to +125 °C (extended) | — |
| 封装 | 64-TQFP (10 x 10 mm) | 64-pin TQFP (10x10 mm), 0.5 mm pitch |
| 安装类型 | Surface Mount | Surface Mount (Gull-wing) |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit, 1 channel | 10-bit, 350 ksps |
| USB | Full-Speed USB 2.0 Device with on-chip transceiver | — |
| Communication Interfaces | Up to 6 SERCOM (UART/SPI/I2C), I2S, USB | — |
| Timers | TC x 3, TCC x 2, RTC x 1 | — |
| MSL 等级 | 3 (168 hours, JEDEC J-STD-020) | 3 (168 hours) |
| RoHS 状态 | Compliant | Compliant (Pb-free, GREEN per supplier) |
| Lead-Free | Yes | — |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| 最大时钟频率 | — | 48 MHz |
| CoreMark Score | — | 2.46 CoreMark/MHz (~118 CoreMark) |
| Flash Memory | — | 128 KB (with 4 KB RWW) |
| SRAM | — | 16 KB |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| 工作温度范围 | — | -40C to +125C (industrial) |
| USB Interface | — | USB 2.0 Full-Speed Device with on-chip transceiver |
| SERCOM Modules | — | 6 (each configurable as I2C/SPI/UART/USART) |
| DMA Channels | — | 12 |
| Timers/Counters | — | 8 (TC) plus RTC |