ATXMEGA128A1-AU vs ATSAM3U4EA-CU 对比
详细并排对比 ATXMEGA128A1-AU 出自 Microchip Technology 和 ATSAM3U4EA-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
ATXMEGA128A1-AU - 8/16-bit AVR XMEGA MCU, 128KB Flash, TQFP-100
ATXMEGA128A1-AU NrndMicrochip Technology
ATSAM3U4EA-CU - 96MHz Cortex-M3 MCU 256KB Flash LFBGA-144 | Microchip
ATSAM3U4EA-CU ✓ 量产中规格对比
| 参数 | ATXMEGA128A1-AU | ATSAM3U4EA-CU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 不推荐新设计 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $5.85 | $12.05 |
| Core Architecture | AVR XMEGA (enhanced RISC), 8/16-bit | ARM Cortex-M3 (32-bit RISC) |
| CPU Clock Speed | 32 MHz max | — |
| Program Memory (Flash) | 128 KB (64K x 16), in-system programmable with read-while-write | — |
| Boot Code Section | 8 KB | — |
| SRAM | 8 KB | 52 KB |
| EEPROM | 2 KB | — |
| Operating Voltage Range | 1.6 V to 3.6 V | — |
| General-Purpose I/O Pins | 78 | — |
| DMA Channels | 4 | — |
| Event System Channels | 8 | — |
| Timer/Counters | 8 x 16-bit with compare and PWM | — |
| USART Interfaces | 8 | — |
| SPI Interfaces | 4 | — |
| I2C/TWI Interfaces | 2 | — |
| ADC | 12-bit, multi-channel | 12-bit |
| DAC | 12-bit | — |
| USB Interface | Full-speed USB device | — |
| External Bus Interface | Yes | Yes (EBI - SRAM, NOR, NAND) |
| 封装 | TQFP-100 (14x14 mm, 0.5 mm pitch) | 144-ball LFBGA (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount (BGA) |
| 工作温度 | -40C to +85C (industrial) | -40°C to +85°C |
| RoHS 状态 | Compliant (Green, MS-026AED) | — |
| Maximum CPU Clock | — | 96 MHz |
| Instruction Set | — | Thumb-2 |
| Program Memory | — | 256 KB Flash (dual-bank, 128-bit wide access) |
| Operating Voltage | — | 1.8 V / 3.3 V |
| USB | — | High-Speed USB 2.0 Device (480 Mbps, integrated transceiver) |
| Memory Card Interface | — | High-Speed MCI (SDIO/SD/MMC) |
| Memory Protection Unit | — | Yes (MPU) |
| GPIOs | — | Up to 96 |