ATSAME70N20A-CN vs ATSAME70N20B-CN 对比
详细并排对比 ATSAME70N20A-CN 出自 Microchip Technology 和 ATSAME70N20B-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
ATSAME70N20A-CN - ARM Cortex-M7 MCU 300MHz 1MB Flash 100-TFBGA
ATSAME70N20A-CN ✓ 量产中Microchip Technology
ATSAME70N20B-CN - 300MHz Cortex-M7 MCU 1MB Flash 100-TFBGA
ATSAME70N20B-CN ✓ 量产中规格对比
| 参数 | ATSAME70N20A-CN | ATSAME70N20B-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） | $7.75 | $13.05 |
| Core | ARM Cortex-M7 with FPU | ARM Cortex-M7 with FPU (single + double precision) |
| 最大时钟频率 | 300 MHz | — |
| Program Memory (Flash) | 1024 KB (1M x 8) | — |
| SRAM | 384 KB multi-port SRAM | 384 KB |
| Instruction Cache (I-cache) | 16 KB | — |
| Data Cache (D-cache) | 16 KB | — |
| 电源电压 | 1.8V / 2.5V / 3.3V | — |
| 工作温度 | -40C to +85C (industrial) | -40C to +105C |
| 封装 | 100-pin TFBGA (9x9 mm) | 100-pin TFBGA, 9x9 mm, 0.8 mm pitch |
| USB | USB 2.0 High-Speed PHY (integrated) | USB 2.0 High-Speed with on-chip PHY |
| CAN | 2x CAN-FD controllers | 2x CAN-FD |
| HSMCI / eMMC | 2x HSMCI/eMMC interfaces | — |
| Quad-SPI / XIP | Yes | — |
| Crypto Engine | AES, TRNG, secure boot | — |
| ADC | 12-bit AFEC | 12-bit, up to 24 channels, up to 2 MSPS |
| 安装类型 | Surface Mount (TFBGA) | — |
| RoHS 状态 | Compliant | Compliant |
| Maximum CPU Clock | — | 300 MHz |
| Flash Memory | — | 1 MB (1M x 8) |
| Instruction Cache | — | 16 KB |
| Data Cache (with ECC) | — | 16 KB |
| Tightly-Coupled Memory (TCM) | — | Yes (ITCM + DTCM) |
| Operating Voltage | — | 1.62 V to 3.6 V |
| Supply Voltage (VDDIO) | — | 1.62 V to 3.6 V |
| Ethernet | — | 10/100 EMAC with IEEE 1588, no on-chip PHY |