ATSAME70N19B-AN vs ATSAME70N20B-CNT 对比
详细并排对比 ATSAME70N19B-AN 出自 Microchip Technology 和 ATSAME70N20B-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
ATSAME70N19B-AN - 300MHz ARM Cortex-M7 MCU 512KB Flash | Microchip
ATSAME70N19B-AN ✓ 量产中Microchip Technology
ATSAME70N20B-CNT - 300MHz Cortex-M7 MCU, 1MB Flash, 100-TFBGA | Microchip
ATSAME70N20B-CNT ✓ 量产中规格对比
| 参数 | ATSAME70N19B-AN | ATSAME70N20B-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） | $11.04 | $10.50 |
| Core Architecture | ARM Cortex-M7 with FPU | — |
| 最大时钟频率 | 300 MHz | — |
| Program Memory (Flash) | 512 KB (512K x 8) | — |
| SRAM | 256 KB | — |
| Instruction Cache | 16 KB | — |
| Supply Voltage (VDDIO/VDD) | 3.0 V to 3.6 V | — |
| 工作温度 | -40 C to +105 C | — |
| 封装 | 100-LQFP (14x14 mm) | 100-pin TFBGA (9x9 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Ethernet | 10/100 Mbps MAC with 1588 PTP | — |
| USB | HS USB Host/Device with on-chip PHY | — |
| CAN | 2x CAN-FD controllers | — |
| ADC | 12-bit AFEC, up to 24 channels | [DATA_NEEDED: ADC resolution and channel count] |
| DAC | 12-bit, 2 channels | — |
| External Bus Interface | 16-bit EBI | — |
| Image Sensor Interface (ISI) | Yes (up to 12-bit parallel camera input) | — |
| TFT LCD Controller | Yes, up to XGA resolution | — |
| MSL 等级 | 3 (168 hours) | 3 (per JEDEC J-STD-020) |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Core | — | ARM Cortex-M7 with FPU |
| CPU Maximum Clock Frequency | — | 300 MHz |
| Program Memory Size | — | 1 MB (1024 Kbytes) Flash |
| RAM Size | — | 384 KB SRAM (multi-port) |
| 数据总线宽度 | — | 32-bit |
| Supply Voltage Range | — | 1.08 V to 3.6 V |
| 工作温度范围 | — | -40C to +85C (industrial) |
| Number of I/O Pins | — | [DATA_NEEDED: GPIO count] |
| Communication Interfaces | — | HS USB Host/Device, Ethernet (EMAC + IEEE 1588), 2x CAN-FD, SPI, TWI (I2C), UART/USART |
| Graphics Accelerator | — | Yes (integrated 2D GFX, supports TFT LCD up to 1024x768) |
| DMA Controllers | — | XDMAC + PDC peripheral DMA |
| MPU (Memory Protection) | — | Yes |
| Tightly-Coupled Memory | — | 16 KB TCM |