ATSAM3A8CA-AU vs ATSAM3S8CA-AU 对比
详细并排对比 ATSAM3A8CA-AU 出自 Microchip Technology 和 ATSAM3S8CA-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
ATSAM3A8CA-AU - 84MHz Cortex-M3 MCU, 512KB Flash | Microchip
ATSAM3A8CA-AU ✓ 量产中Microchip Technology
ATSAM3S8CA-AU - 64MHz Cortex-M3 512KB Flash MCU | Microchip
ATSAM3S8CA-AU ✓ 量产中规格对比
| 参数 | ATSAM3A8CA-AU | ATSAM3S8CA-AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Core Processor | ARM Cortex-M3 revision 2.0 | — |
| Core Size | 32-Bit | — |
| Maximum Clock Speed | 84 MHz | — |
| Flash Memory | 512KB (2 x 256KB banks) | 512 KB |
| SRAM | 96KB (64KB + 32KB banks) | 64 KB |
| 电源电压 | 1.8 V / 2.5 V / 3.3 V (1.62 V to 3.6 V range) | — |
| Connectivity | CAN, I2C, IrDA, LIN, MMC, SPI, SSC, UART/USART, USB | — |
| USB | High-speed USB 2.0 device with integrated transceiver | — |
| Instruction Set | Thumb-2 | ARM Thumb-2 |
| Memory Protection | MPU (Memory Protection Unit) | — |
| SysTick Timer | 24-bit | — |
| Interrupt Controller | NVIC (Nested Vector Interrupt Controller) | — |
| 封装 | 100-LQFP (14 x 14 mm) | 100-pin LQFP (14 x 14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | — |
| RoHS 状态 | Compliant (Green package per Mouser listing) | — |
| Series | SAM3A | SAM3S |
| Manufacturer | — | Microchip Technology |
| Product Type | — | 32-bit ARM Cortex-M3 flash microcontroller |
| Processor Core | — | ARM Cortex-M3, revision 2.0 |
| Architecture | — | 32-bit RISC |
| Maximum CPU Frequency | — | 64 MHz |
| Flash Organization | — | 512K x 8 |
| Memory Protection Unit | — | Yes |
| Operating Voltage Options | — | 1.8 V, 2.5 V, 3.3 V |
| Interface Focus | — | High-speed USB and integrated transceiver |
| RoHS Compliance | — | [DATA_NEEDED: RoHS compliance declaration] |
| REACH Compliance | — | [DATA_NEEDED: REACH compliance declaration] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: automotive qualification status] |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |