ATSAM3A4CA-CU vs ATSAM3S4CA-CU 对比
详细并排对比 ATSAM3A4CA-CU 出自 Microchip Technology 和 ATSAM3S4CA-CU 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
ATSAM3A4CA-CU - 84MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3A4CA-CU ✓ 量产中Microchip Technology
ATSAM3S4CA-CU - 64MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3S4CA-CU ✓ 量产中规格对比
| 参数 | ATSAM3A4CA-CU | ATSAM3S4CA-CU |
|---|---|---|
| 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） | $5.40 | $4.95 |
| Core Processor | ARM Cortex-M3 revision 2.0 | ARM Cortex-M3 |
| Core Size | 32-bit, single-core | 32-Bit |
| Maximum Clock Speed | 84 MHz | 64 MHz |
| Flash Memory | 256KB (256K x 8), 2 x 128KB banks | 256 KB (256K x 8) |
| SRAM | 64KB, 2 x 32KB banks | 48 KB |
| Supply Voltage Range | 1.62 V to 3.6 V (1.8 V / 2.5 V / 3.3 V typical) | 1.62 V to 3.6 V |
| Connectivity | CAN, I2C (TWI), IrDA, LIN, MMC/SD, SPI, SSC, UART/USART | — |
| Instruction Set | Thumb-2 | Thumb-2 (RISC) |
| Memory Protection | MPU (Memory Protection Unit) | — |
| SysTick Timer | 24-bit | — |
| Interrupt Controller | NVIC (Nested Vectored Interrupt Controller) | — |
| 封装 | 100-TFBGA (9 x 9 mm) | 100-TFBGA (9x9 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C (Industrial) |
| RoHS 状态 | Compliant (green package) | — |
| Series | SAM3A | SAM3S |
| Core Supply Voltage | — | 1.08 V to 1.32 V (1.2 V nominal) |
| DMA Controller | — | Yes |
| Program Memory Type | — | Flash |
| Packing Classification | — | MRL A |
| Life Cycle Stage | — | ACTIVE |
| Pin-to-Pin Compatible Family | — | SAM3N4C |