ATSAME70J19B-ANT vs ATSAME70J20A-ANT 对比
详细并排对比 ATSAME70J19B-ANT 出自 Microchip Technology 和 ATSAME70J20A-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
ATSAME70J19B-ANT - 300MHz Cortex-M7 MCU 512KB Flash LQFP-64
ATSAME70J19B-ANT ✓ 量产中Microchip Technology
ATSAME70J20A-ANT - 300MHz Cortex-M7 MCU 1MB Flash 64-LQFP
ATSAME70J20A-ANT ✓ 量产中规格对比
| 参数 | ATSAME70J19B-ANT | ATSAME70J20A-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） | $9.55 | $8.85 |
| Core Architecture | ARM Cortex-M7 with FPU | ARM Cortex-M7 |
| Core Speed (Max) | 300 MHz | — |
| Program Memory (Flash) | 512 KB | — |
| SRAM | Up to 256 KB multi-port SRAM | 384 KB |
| Cache | 16 KB I-cache + 16 KB D-cache | — |
| 封装 | 64-LQFP (10x10 mm) | 64-LQFP (10x10 mm) |
| Operating Voltage | 1.62 V to 3.6 V | — |
| 工作温度 | -40 C to +105 C (industrial) | — |
| ADC | 12-bit, up to 24 channels | 12-bit, up to 24 channels, up to 2 Msps |
| Ethernet | 10/100 MAC (MII/RMII) with 1588 support | 10/100 MAC with 1588 PTP |
| USB | USB 2.0 High-Speed with on-chip PHY | — |
| CAN | 3x CAN-FD controllers | — |
| External Bus Interface | EBI for SRAM/SDRAM/NOR | — |
| Cryptography | AES, TRNG, secure boot accelerator | — |
| 安装类型 | Surface Mount | Surface Mount |
| CPU Bit Width | — | 32-bit |
| Maximum CPU Frequency | — | 300 MHz |
| CoreMark Performance | — | [DATA_NEEDED: CoreMark score] |
| DMIPS | — | [DATA_NEEDED: DMIPS value] |
| FPU | — | Single + Double Precision IEEE 754 |
| Program Flash | — | 1024 KB (1 MB) |
| Operating Voltage (VDDIO) | — | 3.3 V |
| Operating Voltage (VDDCORE) | — | 1.2 V |
| 引脚数量 | — | 64 |
| Temperature Grade | — | Industrial (-40C to +85C) |
| MSL 等级 | — | 3 (168 hours) |
| RoHS 状态 | — | Compliant |
| Packaging | — | Tape & Reel |
| USB Interface | — | USB 2.0 High-Speed PHY (Device/Host/OTG) |
| CAN-FD | — | Yes |
| AES / TRNG | — | Hardware AES 256-bit + True Random Number Generator |