ATSAME70Q19A-AN vs ATSAME70N20A-CN 对比
详细并排对比 ATSAME70Q19A-AN 出自 Microchip Technology 和 ATSAME70N20A-CN 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
ATSAME70Q19A-AN - ARM Cortex-M7 MCU 300MHz 512KB | Microchip
ATSAME70Q19A-AN ✓ 量产中Microchip Technology
ATSAME70N20A-CN - ARM Cortex-M7 MCU 300MHz 1MB Flash 100-TFBGA
ATSAME70N20A-CN ✓ 量产中规格对比
| 参数 | ATSAME70Q19A-AN | ATSAME70N20A-CN |
|---|---|---|
| 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） | $10.55 | $7.75 |
| Core | ARM Cortex-M7 with FPU | ARM Cortex-M7 with FPU |
| Maximum CPU Clock | 300 MHz | — |
| Flash Memory | 512 KB (512K x 8) | — |
| SRAM | 256 KB | 384 KB multi-port SRAM |
| Instruction Cache (ICache) | 16 KB | — |
| Data Cache (DCache) | 16 KB | — |
| 电源电压 | 1.8 V / 2.5 V / 3.3 V | 1.8V / 2.5V / 3.3V |
| I/O Voltage Range | 1.62 V to 3.6 V | — |
| 工作温度 | -40C to +105C (industrial) | -40C to +85C (industrial) |
| 封装 | 144-LQFP (20x20 mm) | 100-pin TFBGA (9x9 mm) |
| 安装类型 | Surface Mount | Surface Mount (TFBGA) |
| Ethernet MAC | 10/100 EMAC with MII/RMII/GMII | — |
| USB | USB 2.0 High-Speed Host/Device + PHY | USB 2.0 High-Speed PHY (integrated) |
| CAN | 2x CAN-FD controllers | 2x CAN-FD controllers |
| ADC | 12-bit, up to 24 channels | 12-bit AFEC |
| RoHS 状态 | Compliant | Compliant |
| 最大时钟频率 | — | 300 MHz |
| Program Memory (Flash) | — | 1024 KB (1M x 8) |
| Instruction Cache (I-cache) | — | 16 KB |
| Data Cache (D-cache) | — | 16 KB |
| HSMCI / eMMC | — | 2x HSMCI/eMMC interfaces |
| Quad-SPI / XIP | — | Yes |
| Crypto Engine | — | AES, TRNG, secure boot |