ATSAM3S4BA-AUR vs ATSAM3SD8BA-AU 对比
详细并排对比 ATSAM3S4BA-AUR 出自 Microchip Technology 和 ATSAM3SD8BA-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
ATSAM3S4BA-AUR - 64MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3S4BA-AUR ✓ 量产中Microchip Technology
ATSAM3SD8BA-AU - 512KB Flash Cortex-M3 MCU 64MHz | Microchip
ATSAM3SD8BA-AU ✓ 量产中规格对比
| 参数 | ATSAM3S4BA-AUR | ATSAM3SD8BA-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） | $3.44 | $8.05 |
| Core Processor | ARM Cortex-M3 (32-bit RISC) | ARM Cortex-M3 revision 2.0 |
| Core Size | 32-bit | 32-Bit |
| 最大时钟频率 | 64 MHz | — |
| Program Memory Size | 256KB (256K x 8) Flash | — |
| RAM Size | 49KB SRAM | — |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Supply Voltage (Typical) | 1.8 V / 3.3 V | — |
| Connectivity | HSMCI, I2C, I2S, IrDA, SPI, SSC, TWI, UART, USART, USB | — |
| DMA | Yes (peripheral DMA controller) | — |
| 封装 | 64-LQFP (10x10 mm) | 64-LQFP (10 x 10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 引脚数量 | 64 | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +85C (Industrial) |
| Series | SAM3S (SAM3S4B) | — |
| Pin Compatibility | Pin-to-pin compatible with SAM3N4B and SAM7S64 | — |
| MSL 等级 | [DATA_NEEDED: moisture sensitivity level] | — |
| RoHS 状态 | Compliant (RoHS/Green per distributor listings) | Compliant (LQFP, Green, MRL) |
| ECCN / HTS | [DATA_NEEDED: ECCN] | — |
| Maximum Clock Speed | — | 64 MHz |
| Flash Memory | — | 512KB (512K x 8) |
| SRAM | — | 100KB |
| Core Supply Voltage (VDDCORE) | — | 1.08 V to 1.32 V |
| I/O Supply Voltage | — | 1.62 V to 3.6 V |
| Number of I/O | — | 47 |
| USB | — | USB 2.0 High-Speed Device with integrated transceiver |
| Memory Protection Unit | — | Yes (MPU) |
| Instruction Set | — | Thumb-2 |
| Peripherals | — | DMA, 12-bit DAC, USART, SPI, TWI, PWM, ADC |
| 生命周期状态 | — | Active |
| Compatibility | — | Pin-to-pin compatible with AT91SAM7S legacy series |