ATSAMD20J18A-MN vs ATSAMD20J16B-MN 对比
详细并排对比 ATSAMD20J18A-MN 出自 Microchip Technology 和 ATSAMD20J16B-MN 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-MN - ARM Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD20J18A-MN ✓ 量产中Microchip Technology
ATSAMD20J16B-MN - 48MHz Cortex-M0+ MCU, 64KB Flash, 64-VQFN | Microchip
ATSAMD20J16B-MN ✓ 量产中规格对比
| 参数 | ATSAMD20J18A-MN | ATSAMD20J16B-MN |
|---|---|---|
| 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） | $3.75 | $1.73 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Frequency | 48 MHz | — |
| CoreMark/MHz | 2.14 | 2.46 |
| Flash Program Memory | 256 KB | — |
| SRAM | 32 KB | 8 KB |
| Supply Voltage Range | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| 封装 | 64-pin QFN (HVQCCN) | 64-pin VQFN (MN), 9x9 mm with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 16 channels, 350 ksps | 12-bit SAR, up to 20 channels, 350 ksps |
| DAC | 10-bit | 10-bit, 350 ksps |
| SERCOM Interfaces | 6 (configurable as UART/SPI/I2C) | — |
| USB | Full-Speed USB 2.0 Device | — |
| Peripheral Touch Controller | Up to 256 channels (24 enabled) | — |
| GPIOs | Up to 52 | — |
| MSL 等级 | 3 | 3 (per JEDEC J-STD-020) |
| RoHS 状态 | Compliant (per Mouser listing) | Compliant |
| 最大时钟频率 | — | 48 MHz |
| Flash Memory | — | 64 KB |
| 工作温度范围 | — | -40 C to +105 C |
| Communication Interfaces | — | 6x SERCOM (UART/SPI/I2C), 1x I2S, full-speed USB 2.0 Device |
| Timers/Counters | — | TC (8-bit/16-bit pair), TCC (16-bit), RTC, WDT |
| Peripheral Touch Controller (PTC) | — | 256 channels (mutual- and self-capacitance) |
| I/O Pins | — | Up to 52 GPIO |