ATSAM3U4EA-CU vs ATXMEGA128A1-AU Comparison
Detailed side-by-side comparison of ATSAM3U4EA-CU by Microchip Technology and ATXMEGA128A1-AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAM3U4EA-CU - 96MHz Cortex-M3 MCU 256KB Flash LFBGA-144 | Microchip
ATSAM3U4EA-CU ✓ ActiveMicrochip Technology
ATXMEGA128A1-AU - 8/16-bit AVR XMEGA MCU, 128KB Flash, TQFP-100
ATXMEGA128A1-AU NrndSpecification Comparison
| Parameter | ATSAM3U4EA-CU | ATXMEGA128A1-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | NRND |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.05 | $5.85 |
| Core Architecture | ARM Cortex-M3 (32-bit RISC) | AVR XMEGA (enhanced RISC), 8/16-bit |
| Maximum CPU Clock | 96 MHz | — |
| Instruction Set | Thumb-2 | — |
| Program Memory | 256 KB Flash (dual-bank, 128-bit wide access) | — |
| SRAM | 52 KB | 8 KB |
| Operating Voltage | 1.8 V / 3.3 V | — |
| Package | 144-ball LFBGA (10x10 mm) | TQFP-100 (14x14 mm, 0.5 mm pitch) |
| USB | High-Speed USB 2.0 Device (480 Mbps, integrated transceiver) | — |
| Memory Card Interface | High-Speed MCI (SDIO/SD/MMC) | — |
| External Bus Interface | Yes (EBI - SRAM, NOR, NAND) | Yes |
| Memory Protection Unit | Yes (MPU) | — |
| GPIOs | Up to 96 | — |
| ADC | 12-bit | 12-bit, multi-channel |
| Mounting Type | Surface Mount (BGA) | Surface Mount |
| Operating Temperature | -40°C to +85°C | -40C to +85C (industrial) |
| 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 |
| 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 |
| DAC | — | 12-bit |
| USB Interface | — | Full-speed USB device |
| RoHS Status | — | Compliant (Green, MS-026AED) |