ATSAM3X8EA-AU vs ATSAM3X4EA-AU 对比
详细并排对比 ATSAM3X8EA-AU 出自 Microchip Technology 和 ATSAM3X4EA-AU 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
ATSAM3X8EA-AU - 84MHz Cortex-M3 MCU, 512KB Flash | Microchip
ATSAM3X8EA-AU ✓ 量产中Microchip Technology
ATSAM3X4EA-AU - 84MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3X4EA-AU ✓ 量产中规格对比
| 参数 | ATSAM3X8EA-AU | ATSAM3X4EA-AU |
|---|---|---|
| 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） | $4.25 | $10.40 |
| Core Processor | ARM Cortex-M3 revision 2.0 | ARM Cortex-M3 (revision 2.0) |
| Core Size | 32-bit | 32-Bit |
| Maximum Clock Speed | 84 MHz | 84 MHz |
| Flash Memory | 512 KB (512K x 8) | 256 KB (256K x 8) |
| SRAM | 100 KB (100K x 8), dual bank | — |
| 电源电压 | 1.62 V to 3.6 V (1.8 V / 2.5 V / 3.3 V) | [DATA_NEEDED: supply voltage range] |
| ADC | 16-channel, 12-bit | — |
| DAC | 2-channel, 12-bit | — |
| Connectivity | CAN, EBI/EMI, Ethernet, I2C, IrDA, LIN, MMC/SD, SPI, UART/USART, USB | CAN, EBI/EMI, Ethernet, I2C, IrDA, LIN, MMC, USB |
| Instruction Set | Thumb-2 | Thumb-2 |
| Interrupt Controller | NVIC (Nested Vector Interrupt Controller) | — |
| Memory Protection | MPU (Memory Protection Unit) | — |
| 封装 | 144-LQFP (20 x 20 mm) | 144-LQFP (20x20 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (industrial) | — |
| Oscillator Type | Internal | — |
| Terminal Form | Gull Wing | — |
| Series | SAM3X/A (SAM3X) | SAM3X |
| Peripherals | — | MPU, 24-bit SysTick, NVIC, DMA |
| USB | — | High-speed USB with integrated transceiver |
| Temperature Grade | — | Industrial (GREEN IND TEMP) |
| SRAM Size | — | [DATA_NEEDED: SRAM size] |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |
| RoHS 状态 | — | Compliant (GREEN package, MRL A) |
| Packaging | — | Tray |