ATSAM3U4EA-CU vs ATSAM3U4CA-CU Comparison
Detailed side-by-side comparison of ATSAM3U4EA-CU by Microchip Technology and ATSAM3U4CA-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
ATSAM3U4CA-CU - 96MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3U4CA-CU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3U4EA-CU | ATSAM3U4CA-CU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.05 | $0.00 |
| Core Architecture | ARM Cortex-M3 (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 | 52 KB |
| Operating Voltage | 1.8 V / 3.3 V | — |
| Package | 144-ball LFBGA (10x10 mm) | 100-TFBGA (9x9 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 | — |
| Core Processor | — | ARM Cortex-M3 (revision 2.0) |
| Core Size | — | 32-bit |
| Maximum Clock Frequency | — | 96 MHz |
| Flash Memory | — | 256 KB (256K x 8), dual bank (2 x 128 KB) |
| Memory Protection | — | Memory Protection Unit (MPU) |
| Flash Access Width | — | 128-bit wide access with memory accelerator |
| Supply Voltage Options | — | 1.8V / 2.5V / 3.3V |
| Series | — | SAM3U |
| Lifecycle Status | — | ACTIVE |
| Packaging | — | Tray |
| Peripheral Highlights | — | High Speed USB Device, up to 52 KB SRAM |