ATSAMD20J16B-MN vs ATSAMD20J18A-MN 对比
详细并排对比 ATSAMD20J16B-MN 出自 Microchip Technology 和 ATSAMD20J18A-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
ATSAMD20J16B-MN - 48MHz Cortex-M0+ MCU, 64KB Flash, 64-VQFN | Microchip
ATSAMD20J16B-MN ✓ 量产中Microchip Technology
ATSAMD20J18A-MN - ARM Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD20J18A-MN ✓ 量产中规格对比
| 参数 | ATSAMD20J16B-MN | ATSAMD20J18A-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） | $1.73 | $3.75 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| 最大时钟频率 | 48 MHz | — |
| Flash Memory | 64 KB | — |
| SRAM | 8 KB | 32 KB |
| Supply Voltage Range | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| 工作温度范围 | -40 C to +105 C | — |
| ADC | 12-bit SAR, up to 20 channels, 350 ksps | 12-bit, up to 16 channels, 350 ksps |
| DAC | 10-bit, 350 ksps | 10-bit |
| 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 | — |
| 封装 | 64-pin VQFN (MN), 9x9 mm with exposed pad | 64-pin QFN (HVQCCN) |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 (per JEDEC J-STD-020) | 3 |
| RoHS 状态 | Compliant | Compliant (per Mouser listing) |
| CoreMark/MHz | 2.46 | 2.14 |
| Maximum CPU Frequency | — | 48 MHz |
| Flash Program Memory | — | 256 KB |
| 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 |