ATSAME70J19A-ANT vs ATSAME70J20B-ANT 对比
详细并排对比 ATSAME70J19A-ANT 出自 Microchip Technology 和 ATSAME70J20B-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
ATSAME70J19A-ANT - ARM Cortex-M7 300MHz MCU 512KB Flash | Microchip
ATSAME70J19A-ANT ✓ 量产中Microchip Technology
ATSAME70J20B-ANT - 300MHz Cortex-M7 MCU 1MB Flash | Microchip
ATSAME70J20B-ANT ✓ 量产中规格对比
| 参数 | ATSAME70J19A-ANT | ATSAME70J20B-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） | $9.20 | $9.30 |
| Core Architecture | ARM Cortex-M7 with FPU (single and double precision) | ARM Cortex-M7 with FPU |
| Maximum CPU Clock | 300 MHz | 300 MHz |
| CoreMark Score | 1500 | — |
| Program Memory (Flash) | 512 KB | 1 MB (1024 KB) |
| SRAM | 256 KB | 384 KB (multi-port) |
| 封装 | 64-pin LQFP (10x10 mm) | 64-LQFP (10x10 mm) |
| Operating Voltage | 1.2 V core / 3.3 V I/O | 1.62 V to 3.6 V |
| Analog Front End (AFE) | 16-bit, supports 24-bit sigma-delta | — |
| USB | High-Speed USB with on-chip PHY | High-Speed USB with on-chip PHY |
| CAN | CAN-FD | CAN-FD |
| Ethernet | 10/100 Mbps MAC (GMII/RMII/MII) | 10/100 MAC with 1588 PTP |
| Graphics Controller | 2D LCD controller with overlay | — |
| 工作温度 | -40C to +85C (industrial) | -40 C to +105 C (industrial) |
| 安装类型 | Surface Mount (LQFP-64) | Surface Mount |
| RoHS 状态 | Compliant | — |
| Shipping Package | Tape & Reel (TR) | — |
| Bit Width | — | 32-bit |
| FPU | — | Single + Double precision hardware |
| I-Cache / D-Cache | — | 16 KB / 16 KB |
| MSL 等级 | — | [DATA_NEEDED: MSL level] |