ATSAME51G19A-MU vs ATSAME51G18A-MU 对比
详细并排对比 ATSAME51G19A-MU 出自 Microchip Technology 和 ATSAME51G18A-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
ATSAME51G19A-MU - 120MHz ARM Cortex-M4F MCU, 512KB Flash | Microchip
ATSAME51G19A-MU ✓ 量产中Microchip Technology
ATSAME51G18A-MU - 120MHz Cortex-M4F MCU 256KB Flash | Microchip
ATSAME51G18A-MU ✓ 量产中规格对比
| 参数 | ATSAME51G19A-MU | ATSAME51G18A-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） | $5.65 | $4.35 |
| Core | ARM Cortex-M4F with FPU and DSP extensions | — |
| 最大时钟频率 | 120 MHz | 120 MHz |
| Program Memory (Flash) | 512 KB | 256 KB dual-panel with ECC |
| SRAM | 192 KB | 128 KB with ECC |
| Instruction Cache | 16 KB | — |
| 封装 | 48-pin VQFN (7x7 mm) | 48-QFN (7x7 mm) |
| Operating Voltage Range | 1.62 V to 3.6 V | — |
| 工作温度范围 | -40 C to +85 C (Industrial) | — |
| ADC | 12-bit, up to 1 Msps, 16 channels | 12-bit, up to 16 channels |
| DAC | 12-bit, up to 500 ksps | 12-bit, 2 channels |
| USB | USB 2.0 Full-Speed with on-chip PHY | USB 2.0 Full-Speed Device/Host |
| CAN | CAN-FD | CAN-FD |
| SERCOM Peripherals | 8 configurable (UART/SPI/I2C) | — |
| DMA Channels | 8 | — |
| Cryptography | AES, TRNG, secure boot (TrustZone-M-lite) | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 (168 hours) | MSL3 |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M4F with FPU |
| 工作温度 | — | -40C to +85C (industrial) |
| 电源电压 | — | 1.71 V to 3.6 V |
| SERCOM | — | 6 channels (UART/SPI/I2C configurable) |
| Crypto Acceleration | — | AES, True Random Number Generator |
| I/O Pins | — | 37 |
| Packaging Format | — | Tray |