ATSAMD51G19A-MF vs ATSAMD51G18A-MF 对比
详细并排对比 ATSAMD51G19A-MF 出自 Microchip Technology 和 ATSAMD51G18A-MF 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
ATSAMD51G19A-MF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51G19A-MF ✓ 量产中Microchip Technology
ATSAMD51G18A-MF - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAMD51G18A-MF ✓ 量产中规格对比
| 参数 | ATSAMD51G19A-MF | ATSAMD51G18A-MF |
|---|---|---|
| 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） | $4.45 | $5.11 |
| Core | ARM Cortex-M4F with FPU and DSP | ARM Cortex-M4F with FPU and DSP extensions |
| Maximum CPU Frequency | 120 MHz | — |
| Program Memory | 512 KB Flash (dual-panel, ECC) | — |
| SRAM | 192 KB | 128 KB (with ECC) |
| Operating Voltage Range | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| 封装 | 48-QFN (7x7 mm) | 48-pin QFN (7x7 mm, 0.5 mm pitch) |
| GPIO Count | 38 | — |
| ADC | 12-bit, up to 1 MSPS, up to 16 channels | 12-bit, up to 16 channels |
| DAC | 12-bit, 1 MSPS, 2 channels | 2x 12-bit |
| USB | USB 2.0 Full-Speed with integrated PHY | — |
| Serial Interfaces | Up to 6 SERCOM (UART/SPI/I2C/LIN) | — |
| CAN | CAN-FD | — |
| Audio Interface | I2S | — |
| Timers | Multiple TC, TCC, and 32-bit RTC | — |
| 工作温度 | -40C to +125C (industrial, "M" grade) | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | [DATA_NEEDED: MSL level] | 3 (per JEDEC J-STD-020) |
| RoHS 状态 | Compliant | Compliant |
| Maximum Clock Speed | — | 120 MHz |
| Flash Memory | — | 256 KB (with ECC) |
| USB Interface | — | USB 2.0 Full-Speed with on-chip PHY |
| SERCOM Modules | — | Up to 6 (UART/SPI/I2C configurable) |
| 工作温度范围 | — | -40C to +125C (extended) |
| Cryptographic Accelerator | — | AES, SHA, Secure Boot (CCM module) |