ATSAMD51G18A-MFT vs ATSAMD51G19A-MFT 对比
详细并排对比 ATSAMD51G18A-MFT 出自 Microchip Technology 和 ATSAMD51G19A-MFT 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
ATSAMD51G18A-MFT - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAMD51G18A-MFT ✓ 量产中Microchip Technology
ATSAMD51G19A-MFT - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51G19A-MFT ✓ 量产中规格对比
| 参数 | ATSAMD51G18A-MFT | ATSAMD51G19A-MFT |
|---|---|---|
| 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） | $3.55 | $4.02 |
| Core Architecture | ARM Cortex-M4F (32-bit) | — |
| Maximum CPU Frequency | 120 MHz | — |
| Floating Point Unit | Yes (single-precision) | — |
| DSP Extensions | Yes (single-cycle MAC, SIMD) | — |
| Flash Memory | 256 KB (dual-panel with ECC) | 512 KB (dual-panel with ECC) |
| SRAM | 256 KB (with ECC) | 192 KB (with ECC) |
| Operating Voltage | 1.71 V to 3.6 V | — |
| USB Interface | USB 2.0 Full Speed (Device/Host) | — |
| ADC | 12-bit, up to 1 Msps | 12-bit, up to 1 Msps, up to 16 channels |
| DAC | 2x 12-bit | 10-bit, 300 ksps |
| GPIO Count | Up to 51 | — |
| SERCOM Channels | Configurable UART/SPI/I2C/RS485 | — |
| 封装 | 48-pin QFN (7x7 mm) with exposed pad | 48-pin VQFN (7x7 mm) |
| 工作温度 | -40C to +125C (industrial extended) | -40C to +125C (extended industrial) |
| Packaging | Tape and Reel (suffix MFT) | — |
| Core | — | ARM Cortex-M4F with FPU and DSP instructions |
| Maximum CPU Clock | — | 120 MHz |
| Operating Voltage (VDDIO) | — | 1.71 V to 3.63 V |
| USB | — | USB 2.0 Full-Speed device and host (integrated PHY) |
| SERCOM Modules | — | 6 (each configurable as UART/SPI/I2C) |
| Timers | — | 16-bit TC, 32-bit TCC |
| CAN | — | CAN-FD controller |
| External Bus Interface | — | QSPI / SERCOM-based |
| 安装类型 | — | Surface Mount |
| MSL 等级 | — | 3 (168 hours) |
| RoHS 状态 | — | Compliant |