ATSAMD20G18A-AUT vs ATSAMD20G16B-AUT 对比
详细并排对比 ATSAMD20G18A-AUT 出自 Microchip Technology 和 ATSAMD20G16B-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
ATSAMD20G18A-AUT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD20G18A-AUT ✓ 量产中Microchip Technology
ATSAMD20G16B-AUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMD20G16B-AUT ✓ 量产中规格对比
| 参数 | ATSAMD20G18A-AUT | ATSAMD20G16B-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） | $2.84 | $2.18 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Family | SAM D20 | SAM D20G |
| Series | ATSAMD20G | — |
| Maximum CPU Frequency | 48 MHz | — |
| Program Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 32 KB | 8 KB |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| 封装 | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| 引脚数量 | 48 | — |
| 安装类型 | Surface Mount | Surface Mount |
| Operating Temperature Range (Automotive Grade) | -40 C to +85 C | — |
| ADC | 12-bit, up to 14 channels, 350 ksps | 12-bit, up to 14 channels |
| DAC | 10-bit, 350 ksps | 10-bit |
| Peripheral Touch Controller (PTC) | Up to 256 channels | 256 channels |
| Communication Interfaces | 6x SERCOM (USART/I2C/SPI), I2S | — |
| Timers | 16-bit TC x6, 32-bit TCC x2, RTC | 32-bit TCC, multiple TC, RTC |
| RoHS 状态 | Compliant | Compliant (Green) |
| MSL 等级 | MSL3 (168 hours) | 3 |
| Maximum CPU Clock | — | 48 MHz |
| Flash Program Memory | — | 64 KB (64K x 8) |
| Supply Voltage (VDD) | — | 1.62 V to 3.6 V |
| 工作温度 | — | -40 °C to +85 °C (Industrial) |
| SERCOM Modules | — | 6 (configurable as UART/SPI/I2C) |
| Debug Interface | — | SWD (Serial Wire Debug) |
| I/O Pins (approx.) | — | 38 |