ATSAMD20J15B-AUT vs ATSAMD20J18A-AUT 对比
详细并排对比 ATSAMD20J15B-AUT 出自 Microchip Technology 和 ATSAMD20J18A-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
ATSAMD20J15B-AUT - 32KB Flash Cortex-M0+ MCU | Microchip
ATSAMD20J15B-AUT ✓ 量产中Microchip Technology
ATSAMD20J18A-AUT - ARM Cortex-M0+ 48MHz 256KB Flash MCU | Microchip
ATSAMD20J18A-AUT ✓ 量产中规格对比
| 参数 | ATSAMD20J15B-AUT | ATSAMD20J18A-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） | $1.82 | $2.78 |
| Core Architecture | ARM Cortex-M0+ | — |
| Core Bit Width | 32-bit | — |
| Maximum CPU Frequency | 48 MHz | — |
| Flash Memory | 32 KB (32K x 8) | 256 KB |
| SRAM | 4 KB | 32 KB |
| Supply Voltage Range | 1.62 V to 3.63 V | — |
| 工作温度范围 | -40C to +85C (industrial, AUT grade) | — |
| 封装 | 64-pin TQFP-EP (10x10 mm) | 64-LQFP (10x10 mm) |
| ADC | 12-bit, up to 350 ksps | 12-bit, up to 16 channels |
| DAC | 10-bit, up to 350 ksps | 10-bit |
| PTC (Peripheral Touch Controller) | 256 channels | — |
| SERCOM Modules | 6 (configurable UART/SPI/I2C) | 6 (each configures UART/SPI/I2C) |
| Timer/Counters | 6 | — |
| RTC | Yes, 32.768 kHz domain | — |
| USB | Full-Speed USB Device | Full-Speed USB Device |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | [DATA_NEEDED: MSL Level] | — |
| RoHS 状态 | Compliant | Compliant |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Family | — | SAM D20 |
| Maximum CPU Clock | — | 48 MHz |
| CoreMark/MHz | — | 2.14 |
| 引脚数量 | — | 64 |
| Operating Voltage | — | 1.62 V to 3.63 V |
| 工作温度 | — | -40C to +85C (industrial) |
| DMAC Channels | — | 4 |
| GPIOs | — | [DATA_NEEDED: GPIO count for 64-pin LQFP variant] |