ATSAMD20G16B-MUT vs ATSAMD21G16B-MUT 对比
详细并排对比 ATSAMD20G16B-MUT 出自 Microchip Technology 和 ATSAMD21G16B-MUT 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
ATSAMD20G16B-MUT - 32-bit Cortex-M0+ MCU, 64KB Flash, 48-QFN | Microchip
ATSAMD20G16B-MUT ✓ 量产中Microchip Technology
ATSAMD21G16B-MUT - 48MHz Cortex-M0+ MCU 64KB | 48-QFN | Microchip
ATSAMD21G16B-MUT ✓ 量产中规格对比
| 参数 | ATSAMD20G16B-MUT | ATSAMD21G16B-MUT |
|---|---|---|
| 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 | $2.05 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Family | SAM D20G | SAM D21G |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| Flash Memory | 64 KB (64K x 8) | — |
| SRAM | 8 KB | 8 KB |
| 封装 | 48-pin QFN (7x7 mm) | 48-pin QFN (7x7 mm) with exposed pad |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| 工作温度 | -40 C to +85 C (Industrial) | -40C to +85C (industrial) |
| ADC | 12-bit, up to 350 ksps, up to 20 channels | 12-bit, up to 350 ksps |
| DAC | 10-bit, 350 ksps | 10-bit |
| Touch Channels (PTC) | 256 channels | — |
| SERCOM Modules | 6 (configurable as USART/SPI/I2C) | — |
| USB | Full-Speed USB 2.0 Device (requires external 48 MHz clock) | Full-Speed USB 2.0 Device with embedded PHY |
| RTC | Yes, 32.768 kHz external crystal support | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| RoHS 状态 | Compliant | Compliant |
| Silicon Revision | — | B (second-generation) |
| CoreMark Score | — | 2.46 CoreMark/MHz |
| Program Flash | — | 64 KB (64K x 8) |
| Supply Voltage (VDDIN) | — | 1.62 V to 3.63 V |
| I/O Pins | — | 38 GPIO |
| Communication | — | Up to 6 SERCOM (UART/SPI/I2C) |
| Debug Interface | — | Serial Wire Debug (SWD), Micro Trace Buffer |