ATSAME70Q19A-AN vs ATSAME70Q19A-CFN 对比
详细并排对比 ATSAME70Q19A-AN 出自 Microchip Technology 和 ATSAME70Q19A-CFN 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
ATSAME70Q19A-CFN - 300MHz Cortex-M7 MCU, 512KB Flash | Microchip
ATSAME70Q19A-CFN ✓ 量产中规格对比
| 参数 | ATSAME70Q19A-AN | ATSAME70Q19A-CFN |
|---|---|---|
| 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 | $7.40 |
| Core | ARM Cortex-M7 with FPU | — |
| Maximum CPU Clock | 300 MHz | — |
| Flash Memory | 512 KB (512K x 8) | — |
| SRAM | 256 KB | 256 KB total (TCM + system RAM) |
| Instruction Cache (ICache) | 16 KB | — |
| Data Cache (DCache) | 16 KB | — |
| 电源电压 | 1.8 V / 2.5 V / 3.3 V | — |
| 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) | 144-ball UFBGA (6x6 mm, 0.4 mm pitch) |
| 安装类型 | Surface Mount | Surface Mount (BGA) |
| Ethernet MAC | 10/100 EMAC with MII/RMII/GMII | — |
| USB | USB 2.0 High-Speed Host/Device + PHY | — |
| CAN | 2x CAN-FD controllers | — |
| ADC | 12-bit, up to 24 channels | 12-bit, 2 MSPS, up to 24 channels |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M7 with FPU (single + double precision) |
| 最大时钟频率 | — | 300 MHz |
| CoreMark Performance | — | 1500 CoreMark (300 DMIPS) |
| Program Flash Memory | — | 512 KB (512K x 8) |
| Instruction TCM (ITCM) | — | 384 KB |
| Data TCM (DTCM) | — | 256 KB |
| Supply Voltage (VDDIN) | — | 1.62 V to 3.6 V (3.3 V typical) |
| Communication Interfaces | — | HS USB OTG/Host, 10/100 Ethernet MAC, 2x CAN-FD, 6x USART, 5x TWI (I2C), 3x SPI, I2S, SD/MMC |
| Graphics | — | 2D GFXMMU + LCD controller + Image Sensor Interface |
| Hardware Cryptography | — | AES, SHA-256, TRNG, RSA (via AFEC) |
| DMA | — | 2 controllers, 16 channels each (DMAC + XDMA) |
| MSL 等级 | — | 3 (168 hours) |