ATSAM3U4EA-CU vs ATSAM3X4EA-CU Comparison
Detailed side-by-side comparison of ATSAM3U4EA-CU by Microchip Technology and ATSAM3X4EA-CU 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
ATSAM3X4EA-CU - 84MHz Cortex-M3 MCU, 256KB Flash | Microchip
ATSAM3X4EA-CU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3U4EA-CU | ATSAM3X4EA-CU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.05 | $6.30 |
| Core Architecture | ARM Cortex-M3 (32-bit RISC) | 32-bit RISC |
| Maximum CPU Clock | 96 MHz | — |
| Instruction Set | Thumb-2 | Thumb-2 |
| Program Memory | 256 KB Flash (dual-bank, 128-bit wide access) | — |
| SRAM | 52 KB | [DATA_NEEDED: SRAM size] |
| Operating Voltage | 1.8 V / 3.3 V | — |
| Package | 144-ball LFBGA (10x10 mm) | 144-LFBGA (13 x 13 mm) |
| 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) | — |
| Memory Protection Unit | Yes (MPU) | — |
| GPIOs | Up to 96 | — |
| ADC | 12-bit | — |
| Mounting Type | Surface Mount (BGA) | Surface Mount |
| Operating Temperature | -40°C to +85°C | Industrial range (-40C to +85C) |
| Core Processor | — | ARM Cortex-M3 |
| Maximum Clock Speed | — | 84 MHz |
| Series | — | SAM3X |
| Flash Memory | — | 256 KB (256K x 8) |
| Connectivity | — | CAN, EBI/EMI, Ethernet, I2C, IrDA, LIN, MMC/SD |
| Peripherals | — | MPU, 24-bit SysTick, NVIC |
| Supply Voltage (Nominal) | — | 1.8 V |
| Termination Form | — | Ball (LFBGA, square) |
| Number of Terminals | — | 144 |
| Package Color / Compliance Code | — | GREEN, MRL A |
| RoHS Status | — | RoHS Compliant (green package) |
| Memory Protection | — | MPU (Memory Protection Unit) |