ATSAMD51G19A-MU vs ATSAMD51G18A-MU 对比
详细并排对比 ATSAMD51G19A-MU 出自 Microchip Technology 和 ATSAMD51G18A-MU 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-MU - 120MHz Cortex-M4F MCU 512KB Flash | Microchip
ATSAMD51G19A-MU ✓ 量产中Microchip Technology
ATSAMD51G18A-MU - 120MHz ARM Cortex-M4F MCU 256KB Flash | Microchip
ATSAMD51G18A-MU ✓ 量产中规格对比
| 参数 | ATSAMD51G19A-MU | ATSAMD51G18A-MU |
|---|---|---|
| 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） | $5.40 | $3.88 |
| Core Architecture | ARM Cortex-M4F with FPU | — |
| Maximum CPU Frequency | 120 MHz | — |
| CoreMark Performance | 273 | — |
| DMIPS | 150 | — |
| Program Flash Memory | 512 KB (512K x 8) dual-panel with ECC | — |
| SRAM | 192 KB | 128 KB (with ECC) |
| Supply Voltage Range | [DATA_NEEDED: supply voltage range V] | — |
| 工作温度范围 | -40C to +85C (industrial) | — |
| 封装 | 48-VFQFN Exposed Pad (7x7 mm) | 48-VQFN (7x7 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 1 Msps | 12-bit, up to 1 Msps, 16 channels |
| DAC | 12-bit | Two 12-bit outputs |
| USB Interface | USB 2.0 High-Speed with on-chip transceiver | — |
| SERCOM Modules | [DATA_NEEDED: number of SERCOM modules] | — |
| Cryptographic Accelerator | AES, TRNG, Public Key Cryptography | — |
| MSL 等级 | MSL3 (168 hours) | 3 (168 hours) |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Core | — | ARM Cortex-M4F |
| CPU Architecture | — | 32-bit RISC with FPU and DSP |
| Maximum CPU Clock | — | 120 MHz |
| Performance | — | 1.25 DMIPS/MHz |
| Program Flash | — | 256 KB (with ECC) |
| Operating Voltage | — | 1.71 V to 3.63 V |
| 工作温度 | — | -40 C to +85 C (industrial) |
| USB | — | USB 2.0 Full-Speed and High-Speed with on-chip PHY |
| Ethernet | — | 10/100 MAC (requires external PHY) |
| Serial Interfaces | — | Up to 6 SERCOM (configurable I2C/SPI/UART) |
| I/O Pins | — | Up to 37 GPIO |
| Cryptography | — | TRNG, AES, SHA hardware accelerator |
| Family | — | SAM D51 (D5x/E5x family) |