ATSAMD20J18A-AUT vs ATSAMD20J17A-AUT 对比
详细并排对比 ATSAMD20J18A-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
ATSAMD20J18A-AUT - ARM Cortex-M0+ 48MHz 256KB Flash MCU | Microchip
ATSAMD20J18A-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 | ATSAMD20J18A-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） | $2.78 | $2.30 |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Family | SAM D20 | — |
| Maximum CPU Clock | 48 MHz | — |
| CoreMark/MHz | 2.14 | — |
| Flash Memory | 256 KB | 128 KB (128K x 8) |
| SRAM | 32 KB | 16 KB |
| 引脚数量 | 64 | — |
| 封装 | 64-LQFP (10x10 mm) | 64-pin TQFP (10x10 mm) with exposed pad |
| Operating Voltage | 1.62 V to 3.63 V | — |
| 工作温度 | -40C to +85C (industrial) | — |
| 安装类型 | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 16 channels | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit | 10-bit, 350 ksps |
| SERCOM Modules | 6 (each configures UART/SPI/I2C) | 6 (configurable as UART/SPI/I2C) |
| USB | Full-Speed USB Device | — |
| DMAC Channels | 4 | — |
| GPIOs | [DATA_NEEDED: GPIO count for 64-pin LQFP variant] | — |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M0+ |
| Core Count | — | 1 (Single-Core) |
| Maximum CPU Frequency | — | 48 MHz |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| USB Interface | — | USB 2.0 Full-Speed Device with on-chip transceiver |
| Timers | — | 6 x 16-bit Timer/Counters |
| 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) |
| MSL 等级 | — | 3 (168 hours) |