ATSAME70N21B-CN vs ATSAME70Q21A-AN 对比
详细并排对比 ATSAME70N21B-CN 出自 Microchip Technology 和 ATSAME70Q21A-AN 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
ATSAME70N21B-CN - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70N21B-CN ✓ 量产中Microchip Technology
ATSAME70Q21A-AN - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70Q21A-AN ✓ 量产中规格对比
| 参数 | ATSAME70N21B-CN | ATSAME70Q21A-AN |
|---|---|---|
| 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） | $12.10 | $11.78 |
| Core Architecture | ARM Cortex-M7 with single/double-precision FPU | ARM Cortex-M7 with FPU |
| Maximum CPU Clock | 300 MHz | — |
| CoreMark Performance | 1500 CoreMark | 1500 CoreMark / 300 DMIPS |
| DMIPS | 600 DMIPS | — |
| Flash Memory | 2 MB (2M x 8), dual-bank | — |
| SRAM | 384 KB (256 KB SRAM0 with ECC + 128 KB SRAM1) | 384 KB |
| Supply Voltage (VDDIN) | 1.2 V (typ) | — |
| 工作温度 | -40C to +85C (industrial) | — |
| 封装 | 100-ball TFBGA (9x9 mm) | 144-LQFP (20x20 mm) |
| ADC | 1x 12-bit, up to 1.2 Msps | 12-bit, up to 2 MSPS, 24 channels |
| DAC | 2x 12-bit, 1 Msps (dual 2-channel) | — |
| USB | USB 2.0 High-Speed Host/Device with integrated HS PHY | — |
| CAN | 2x CAN-FD controllers | — |
| Ethernet | 10/100 Mbps MAC + GMAC (Gigabit) | 10/100 Mbps MAC (MII/RMII) |
| External Bus | 16-bit HSIF (High-Speed Interface) | — |
| Crypto Accelerator | AES, SHA, TRNG | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| 最大时钟频率 | — | 300 MHz |
| Program Memory (Flash) | — | 2 MB (2048 KB) dual-bank |
| Operating Voltage Range | — | 1.62 V to 3.6 V |
| 工作温度范围 | — | -40C to +85C |
| Instruction Cache (I-cache) | — | 16 KB |
| Data Cache (D-cache) | — | 16 KB |
| USB Interface | — | HS USB Host/Device with on-chip PHY |
| CAN Interface | — | 2x CAN-FD |
| Image Sensor Interface | — | Yes (ISI, up to 12-bit) |
| External Bus Interface | — | 16-bit EBI with SDRAM controller |
| Hardware Cryptography | — | AES-256, True Random Number Generator (TRNG) |
| MSL 等级 | — | 3 (168 hours) |