ATSAMS70Q20A-AN vs ATSAME70Q21A-CNT 对比
详细并排对比 ATSAMS70Q20A-AN 出自 Microchip Technology 和 ATSAME70Q21A-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
ATSAMS70Q20A-AN - 300MHz Cortex-M7 MCU, 1MB Flash | Microchip
ATSAMS70Q20A-AN ✓ 量产中Microchip Technology
ATSAME70Q21A-CNT - 300MHz Cortex-M7 MCU, 2MB Flash, 144-LFBGA | Microchip
ATSAME70Q21A-CNT ✓ 量产中规格对比
| 参数 | ATSAMS70Q20A-AN | ATSAME70Q21A-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） | $9.52 | $8.20 |
| Core | ARM Cortex-M7 with FPU (single + double precision) | — |
| 最大时钟频率 | 300 MHz | — |
| Flash Memory | 1 MB (1024 KB) | 2048 KB (2 MB) |
| SRAM | 384 KB | 384 KB multi-port SRAM |
| 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-ball LFBGA, 10x10 mm |
| GPIO Count | 119 | — |
| ADC | 2x 12-bit AFEC, up to 1.5 Msps | 12-bit SAR ADC (up to 24 channels) |
| USB | USB 2.0 High-Speed with on-chip PHY | USB 2.0 High-Speed device/host/OTG |
| Ethernet | 10/100 MAC with IEEE 1588 PTP, GMII/RGMII/MII | 10/100 Mbps MAC (MII/RMII interface) |
| CAN | 2x CAN-FD | 2x CAN-FD controllers |
| 工作温度 | -40C to +105C | -40C to +105C (industrial) |
| RoHS 状态 | Compliant | Compliant |
| CoreMark Score | 1500 | — |
| Core Architecture | — | ARM Cortex-M7 with FPU (single + double precision) |
| Maximum CPU Clock | — | 300 MHz |
| Cache | — | 16 KB I-cache + 16 KB D-cache |
| Supply Voltage (VDDIO) | — | 1.8 V typical (range 1.62 V to 3.6 V per data) |
| External Bus Interface | — | EBI up to 80 MHz, supports SDRAM/NOR/NAND/SRAM |
| Audio DAC | — | 16-bit, 2-channel on-chip audio DAC |
| AFEC | — | 24-bit Sigma-Delta (up to 8 channels) |
| Timers | — | Multiple TC, PWM, and 32-bit SysTick |
| Crypto / TRNG | — | Hardware AES and True Random Number Generator |
| MSL 等级 | — | 3 (per JEDEC J-STD-020) |
| 安装类型 | — | Surface Mount (BGA) |