ATSAM3U1CA-AU vs ATSAM3U2CA-AU 对比
详细并排对比 ATSAM3U1CA-AU 出自 Microchip Technology 和 ATSAM3U2CA-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
ATSAM3U1CA-AU - 96MHz Cortex-M3, 64KB Flash MCU | Microchip
ATSAM3U1CA-AU ✓ 量产中Microchip Technology
ATSAM3U2CA-AU - 96MHz Cortex-M3 MCU 128KB Flash | Microchip
ATSAM3U2CA-AU ✓ 量产中规格对比
| 参数 | ATSAM3U1CA-AU | ATSAM3U2CA-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） | $12.70 | $4.45 |
| 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 | 96 MHz | 96 MHz |
| Instruction Set | Thumb-2 | Thumb-2 |
| Memory Protection | MPU (Memory Protection Unit) | — |
| Program Memory Size | 64 KB (64K x 8) Flash | — |
| Flash Organization | 128-bit wide | — |
| SRAM Size | 20 KB | — |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| USB | High-speed USB device with integrated transceiver | USB 2.0 High-Speed Device, 480 Mbps, embedded transceiver, 4 KB FIFO, up to 7 endpoints, dedicated DMA |
| DMA | PDC and DMA, multi-layer bus matrix, multiple SRAM banks | — |
| 封装 | 100-LQFP (14x14 mm) | 100-LQFP (14 x 14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Series | SAM3U | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +85C (A grade) |
| Number of I/O | [DATA_NEEDED: GPIO count] | — |
| MSL 等级 | [DATA_NEEDED: moisture sensitivity level] | — |
| Flash Memory | — | 128 KB (128K x 8) |
| SRAM | — | 36 KB |
| Memory Protection Unit | — | Yes (MPU) |
| USART/UART | — | Up to 4 USARTs (ISO7816, IrDA, flow control, SPI, Manchester) + 1 UART |
| Serial Interfaces | — | 2 x TWI (I2C-compatible), 1 x SPI, 1 x SSC (I2S), 1 x HSMCI (SDIO/SD/MMC) |
| 电源电压 | — | 1.62 V to 3.6 V |
| RTC Current (backup domain) | — | 0.6 uA |
| Backup Registers | — | 32 registers in VDDBU domain |
| Life Cycle Stage | — | ACTIVE |
| Number of ADC Channels | — | [DATA_NEEDED: Number of ADC channels] |
| RoHS 状态 | — | [DATA_NEEDED: RoHS status] |