ATSAM3U1CA-CU vs ATSAM3U1CA-AU Comparison
Detailed side-by-side comparison of ATSAM3U1CA-CU by Microchip Technology and ATSAM3U1CA-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
ATSAM3U1CA-CU - 96MHz Cortex-M3 MCU 64KB Flash | Microchip
ATSAM3U1CA-CU ✓ ActiveMicrochip Technology
ATSAM3U1CA-AU - 96MHz Cortex-M3, 64KB Flash MCU | Microchip
ATSAM3U1CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3U1CA-CU | ATSAM3U1CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $12.70 |
| 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 | 96 MHz |
| Program Memory Size | 64 KB (64K x 8) | 64 KB (64K x 8) Flash |
| Program Memory Type | FLASH | — |
| RAM Size | 20 KB (20K x 8) | — |
| Supply Voltage Range | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| USB | High-speed USB device with integrated transceiver | High-speed USB device with integrated transceiver |
| Memory Protection Unit | Yes (MPU) | — |
| Instruction Set | Thumb-2 | Thumb-2 |
| Series | SAM3U | SAM3U |
| Package | 100-TFBGA (9 x 9 mm) | 100-LQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Number of Pins / Balls | 100 | — |
| EMI Performance | Robust EMI tolerance (per Atmel/Microchip product description) | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| RoHS Status | Compliant (per distributor listings) | — |
| Memory Protection | — | MPU (Memory Protection Unit) |
| Flash Organization | — | 128-bit wide |
| SRAM Size | — | 20 KB |
| DMA | — | PDC and DMA, multi-layer bus matrix, multiple SRAM banks |
| Number of I/O | — | [DATA_NEEDED: GPIO count] |
| MSL Level | — | [DATA_NEEDED: moisture sensitivity level] |