ATSAMS70Q20A-AN vs ATSAMS70Q21B-ANT 对比
详细并排对比 ATSAMS70Q20A-AN 出自 Microchip Technology 和 ATSAMS70Q21B-ANT 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
ATSAMS70Q20A-AN - 300MHz Cortex-M7 MCU, 1MB Flash | Microchip
ATSAMS70Q20A-AN ✓ 量产中Microchip Technology
ATSAMS70Q21B-ANT - 300MHz Cortex-M7 MCU 2MB Flash 144-LQFP | Microchip
ATSAMS70Q21B-ANT ✓ 量产中规格对比
| 参数 | ATSAMS70Q20A-AN | ATSAMS70Q21B-ANT |
|---|---|---|
| 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） | $9.52 | $15.85 |
| Core | ARM Cortex-M7 with FPU (single + double precision) | ARM Cortex-M7 with FPU and DSP |
| 最大时钟频率 | 300 MHz | — |
| Flash Memory | 1 MB (1024 KB) | 2 MB (2M x 8) |
| SRAM | 384 KB | 384 KB |
| Instruction Cache (ICache) | 16 KB | — |
| Data Cache (DCache) | 16 KB | — |
| Supply Voltage (VDDCORE) | 1.2 V to 1.32 V | — |
| I/O Supply Voltage (VDDIO) | 1.7 V to 3.6 V | — |
| 封装 | 144-pin LQFP (20x20 mm, 0.5 mm pitch) | 144-LQFP (20x20 mm) |
| GPIO Count | 119 | — |
| ADC | 2x 12-bit AFEC, up to 1.5 Msps | 12-bit |
| USB | USB 2.0 High-Speed with on-chip PHY | HS USB 2.0 with on-chip PHY |
| Ethernet | 10/100 MAC with IEEE 1588 PTP, GMII/RGMII/MII | EMAC with IEEE 1588 PTP |
| CAN | 2x CAN-FD | CAN-FD |
| 工作温度 | -40C to +105C | -40 C to +85 C (industrial grade) |
| RoHS 状态 | Compliant | Compliant |
| CoreMark Score | 1500 | — |
| Maximum CPU Clock | — | 300 MHz |
| Bit Width | — | 32-bit |
| Supply Voltage (Core) | — | 1.08 V to 1.32 V |
| I/O Lines | — | 114 |
| External Data Bus Width | — | 16-bit |
| External Address Bus Width | — | 24-bit |
| 安装类型 | — | Surface Mount |
| DAC | — | Yes |
| PWM Channels | — | Yes |
| DMA | — | Yes |