ATSAM3S2BA-AU vs ATSAM3S8BA-AU 对比
详细并排对比 ATSAM3S2BA-AU 出自 Microchip Technology 和 ATSAM3S8BA-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
ATSAM3S2BA-AU - 64MHz Cortex-M3 MCU 128KB Flash | Microchip
ATSAM3S2BA-AU ✓ 量产中Microchip Technology
ATSAM3S8BA-AU - Cortex-M3 64MHz 512KB Flash MCU | Microchip
ATSAM3S8BA-AU ✓ 量产中规格对比
| 参数 | ATSAM3S2BA-AU | ATSAM3S8BA-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） | $4.66 | $6.40 |
| Core Processor | ARM Cortex-M3 revision 2.0 | ARM Cortex-M3 revision 2.0 |
| Core Size | 32-bit | 32-bit |
| 最大时钟频率 | 64 MHz | — |
| Flash Memory | 128 KB (128K x 8) | — |
| SRAM | 32 KB | — |
| Instruction Set | Thumb-2 | Thumb-2 |
| Memory Protection | MPU (Memory Protection Unit) | — |
| 电源电压 | 1.8 V / 3.3 V | 1.8 V / 2.5 V / 3.3 V |
| 封装 | 64-LQFP (10x10 mm) | 64-LQFP (10x10 mm) |
| 安装类型 | Surface Mount | — |
| 工作温度 | -40C to +85C (industrial) | — |
| Series | SAM3S | — |
| Compatibility | Pin-to-pin compatible with AT91SAM7S (48- and 64-pin versions) | — |
| USB | USB 2.0 full-speed device | — |
| Connectivity Peripherals | USART, SPI, TWI (I2C), PWM, ADC | — |
| RoHS 状态 | RoHS Compliant | Compliant (LQFP, Grn, MRL per Mouser) |
| Packaging | Tray | Tray |
| Maximum Clock Speed | — | 64 MHz |
| Program Memory Size | — | 512KB (512K x 8) |
| Program Memory Type | — | FLASH |
| SRAM Size | — | [DATA_NEEDED: SRAM size] |
| Number of I/O | — | 47 |
| Connectivity | — | I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB |
| Peripherals | — | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| MPU | — | Yes (Memory Protection Unit) |
| 安装方式 | — | SMD (Surface Mount) |
| Family Compatibility | — | Pin-to-pin compatible with AT91SAM7S series |
| Touch Support | — | Native Atmel QTouch capacitive touch |