ATSAME70N19A-ANT vs ATSAME70N20A-AN 对比
详细并排对比 ATSAME70N19A-ANT 出自 Microchip Technology 和 ATSAME70N20A-AN 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
ATSAME70N19A-ANT - ARM Cortex-M7 MCU 300MHz 512KB Flash | Microchip
ATSAME70N19A-ANT ✓ 量产中Microchip Technology
ATSAME70N20A-AN - 300MHz Cortex-M7 MCU, 1MB Flash, LQFP-100
ATSAME70N20A-AN ✓ 量产中规格对比
| 参数 | ATSAME70N19A-ANT | ATSAME70N20A-AN |
|---|---|---|
| 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） | $7.55 | $11.20 |
| Core Architecture | ARM Cortex-M7 with FPU | — |
| Core Count | Single-core | — |
| 最大时钟频率 | 300 MHz | — |
| Program Memory Size | 512 KB Flash | — |
| RAM Size | 256 KB SRAM | — |
| 数据总线宽度 | 32-bit | — |
| 电源电压 | 1.62 V to 3.6 V | — |
| 工作温度 | -40 C to +85 C | -40 C to +105 C (industrial) |
| 封装 | 100-LQFP (14x14 mm) | 100-pin LQFP (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Number of I/O Pins | [DATA_NEEDED: exact GPIO count] | — |
| ADC | 12-bit (1 MSPS) | 12-bit, up to 2 MSPS, 24 channels |
| Communication Interfaces | Ethernet (EMAC), USB 2.0 FS, CAN, UART, SPI, TWI (I2C), HS-SD/MMC, I2S | — |
| MSL 等级 | [DATA_NEEDED: MSL rating] | 3 (168 hours) |
| RoHS 状态 | Compliant | Compliant |
| Core | — | ARM Cortex-M7 with FPU (single + double precision) |
| Maximum CPU Frequency | — | 300 MHz |
| CoreMark Score | — | 1500 (typical) |
| Program Flash | — | 1024 KB (1 MB) |
| SRAM | — | 384 KB |
| Supply Voltage (VDDIO) | — | 1.8 V / 2.5 V / 3.3 V (selectable I/O domain) |
| USB | — | USB 2.0 High-Speed Host/Device with on-chip HS PHY |
| CAN | — | 2x CAN-FD controllers |
| Ethernet | — | 10/100 MAC with IEEE 1588 PTP |
| External Bus | — | 16-bit EBI for SDRAM / SRAM / NAND / PSRAM |
| Crypto Acceleration | — | AES-256, SHA, True Random Number Generator |
| Secure Boot | — | On-chip OTP fuse with secure boot loader |