ATSAM3U4CA-CU vs ATSAM3N4CA-CU Comparison
Detailed side-by-side comparison of ATSAM3U4CA-CU by Microchip Technology and ATSAM3N4CA-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
ATSAM3U4CA-CU - 96MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3U4CA-CU ✓ ActiveMicrochip Technology
ATSAM3N4CA-CU - 48MHz ARM Cortex-M3 MCU, 256KB Flash | Atmel
ATSAM3N4CA-CU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3U4CA-CU | ATSAM3N4CA-CU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 (revision 2.0) | ARM Cortex-M3 revision 2.0 |
| Core Size | 32-bit | 32-bit |
| Maximum Clock Frequency | 96 MHz | — |
| Flash Memory | 256 KB (256K x 8), dual bank (2 x 128 KB) | — |
| SRAM | 52 KB | 24 KB (24K x 8) |
| Instruction Set | Thumb-2 | Thumb-2 |
| 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 | — |
| Package | 100-TFBGA (9x9 mm) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Lifecycle Status | ACTIVE | — |
| Packaging | Tray | Tube |
| Peripheral Highlights | High Speed USB Device, up to 52 KB SRAM | — |
| Maximum Clock Speed | — | 48 MHz |
| Flash Program Memory | — | 256 KB (256K x 8) |
| Number of I/O | — | 79 |
| Supply Voltage Range | — | 1.62 V to 3.6 V |
| Oscillator Type | — | Internal |
| SysTick Timer | — | 24-bit |
| Interrupt Controller | — | NVIC (Nested Vector Interrupt Controller) |
| Package / Case | — | 100-TFBGA (9x9 mm) |
| Pin Compatibility | — | SAM7S (48/64-pin) and SAM3S (48/64/100-pin) |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| Peripheral Set | — | [DATA_NEEDED: full peripheral list] |