STM32G031G8U6 vs ATSAMD21E16L-AF 对比
详细并排对比 STM32G031G8U6 出自 STMicroelectronics 和 ATSAMD21E16L-AF 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。
STMicroelectronics
STM32G031G8U6 - 64KB Flash ARM Cortex-M0+ MCU | STMicroelectronics
STM32G031G8U6 ✓ 量产中Microchip Technology
ATSAMD21E16L-AF - ARM Cortex-M0+ 48MHz 64KB MCU | Microchip
ATSAMD21E16L-AF ✓ 量产中规格对比
| 参数 | STM32G031G8U6 | ATSAMD21E16L-AF |
|---|---|---|
| 品牌 | STMicroelectronics | 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） | $1.38 | $1.85 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Core Frequency | 64 MHz | — |
| Flash Memory | 64 KB | — |
| SRAM | 8 KB | — |
| 封装 | UFQFPN-28 (4x4 mm) | 32-pin TQFP (7x7 mm) |
| 电源电压 | 1.7V to 3.6V | — |
| ADC Resolution | 12-bit | — |
| ADC Sampling Rate | 2.5 MSPS | — |
| DAC Resolution | 12-bit | — |
| Operational Amplifier | 1 | — |
| Low-Power RTC | Yes | — |
| Standby Current | 0.4 uA | — |
| 工作温度 | -40C to +85C | — |
| Process Technology | 90nm | — |
| Communication Interfaces | I2C, SPI, USART | Up to 6 SERCOM (UART/SPI/I2C), USB 2.0 Full-Speed Device/Host, I2S |
| Timers | Multiple (including advanced-control) | — |
| Memory Protection Unit | Yes | — |
| Hardware Multiplier | Single-cycle | — |
| RoHS 状态 | Compliant | Compliant |
| Product Type | — | 32-bit ARM Microcontroller (MCU) |
| Family | — | SAM D21E (Enhanced with FuSa) |
| Maximum CPU Frequency | — | 48 MHz |
| Program Memory (Flash) | — | 64 KB |
| Data Memory (SRAM) | — | 8 KB |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| 工作温度范围 | — | -40 C to +125 C (industrial/automotive grade) |
| ADC | — | 12-bit, up to 10 channels, 350 ksps |
| DAC | — | 10-bit, 1 channel |
| Timer/Counters | — | Four 16-bit TC, one 32-bit TC, one RTC |
| DMA Channels | — | 12 channels |
| Event System Channels | — | 12 channels |
| 安装类型 | — | Surface Mount |
| MSL 等级 | — | 3 (168 hours) |