ATSAMD21J17A-AUT vs ATSAMD20J17A-AUT 对比
详细并排对比 ATSAMD21J17A-AUT 出自 Microchip Technology 和 ATSAMD20J17A-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
ATSAMD21J17A-AUT - SAM D21 Cortex-M0+ 48MHz MCU | Microchip
ATSAMD21J17A-AUT ✓ 量产中Microchip Technology
ATSAMD20J17A-AUT - 48MHz Cortex-M0+ MCU 128KB Flash | Microchip
ATSAMD20J17A-AUT ✓ 量产中规格对比
| 参数 | ATSAMD21J17A-AUT | ATSAMD20J17A-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） | $3.30 | $2.30 |
| Series | SAM D21 | — |
| Core | ARM Cortex-M0+ | — |
| Core Size | 32-Bit | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| Program Memory (Flash) | 128 KB (128K x 8) | — |
| SRAM | 16 KB | 16 KB |
| RWW Flash Partition | 4 KB | — |
| Supply Voltage (VDDIN) | 1.6 V to 3.6 V | — |
| 工作温度 | -40C to +85C (automotive grade) | — |
| 封装 | 64-TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| Number of I/O | 52 (approx.) | — |
| SERCOM Interfaces | 6 (configurable I2C/SPI/UART) | — |
| 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 | USB 2.0 Full-Speed Device/Host | — |
| Timers | Four 16-bit TCC/TC | 6 x 16-bit Timer/Counters |
| RTC | 32-bit | — |
| Peripheral Touch (PTC) | Yes | — |
| Automotive Grade | Yes (-AUT suffix) | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 (per JEDEC J-STD-020) | 3 (168 hours) |
| Core Architecture | — | ARM Cortex-M0+ |
| Core Count | — | 1 (Single-Core) |
| Flash Memory | — | 128 KB (128K x 8) |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| USB Interface | — | USB 2.0 Full-Speed Device with on-chip transceiver |
| SERCOM Modules | — | 6 (configurable as UART/SPI/I2C) |
| Peripheral Touch Controller (PTC) | — | 256-channel, supports button/slider/wheel |
| Real-Time Clock (RTC) | — | Yes, with 32.768kHz domain |
| 工作温度范围 | — | -40C to +85C (Industrial, AUT grade) |