ATSAME70Q21A-A vs ATSAME70Q20A-CNT 对比
详细并排对比 ATSAME70Q21A-A 出自 Microchip Technology 和 ATSAME70Q20A-CNT 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
ATSAME70Q21A-A - 300MHz Cortex-M7 MCU, 2MB Flash | Microchip
ATSAME70Q21A-A ✓ 量产中Microchip Technology
ATSAME70Q20A-CNT - 300MHz Cortex-M7 MCU, 1MB Flash | Microchip
ATSAME70Q20A-CNT ✓ 量产中规格对比
| 参数 | ATSAME70Q21A-A | ATSAME70Q20A-CNT |
|---|---|---|
| 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） | $11.75 | $11.18 |
| Core | ARM Cortex-M7 with FPU | — |
| Maximum CPU Clock | 300 MHz | — |
| Flash Memory | 2 MB (2048 KB) | 1 MB (1024 KB) |
| SRAM | 384 KB | 384 KB |
| Instruction Cache | 32 KB | — |
| Data Cache | 32 KB | — |
| Operating Voltage (VDDIO) | 1.8V / 2.5V / 3.3V | — |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C (industrial) |
| 封装 | 144-LQFP (20x20 mm) | 144-LFBGA (10x10 mm) |
| Ethernet MAC | 10/100 Mbps with 1588 PTP | — |
| USB | USB 2.0 High-Speed Host/Device with PHY | — |
| CAN | 2x CAN-FD | — |
| Crypto Accelerator | AES, TRNG, Public Key | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M7 with FPU |
| Core Frequency (max) | — | 300 MHz |
| Operating Voltage (Core) | — | 1.2 V |
| Operating Voltage (I/O) | — | 3.3 V |
| 数据总线宽度 | — | 32-bit |
| Connectivity | — | USB HS Host/Device, Ethernet 10/100, 2x CAN-FD, 4x UART, 5x SPI, 3x I2C, I2S |
| ADC | — | 12-bit, up to 2 MSPS |
| DAC | — | 12-bit |
| Display Interface | — | TFT LCD controller, image sensor interface |
| MSL 等级 | — | 3 (168 hours) |