ATSAM3U2CA-CU vs ATSAM3U1CB-CU Comparison
Detailed side-by-side comparison of ATSAM3U2CA-CU by Microchip Technology and ATSAM3U1CB-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
ATSAM3U1CB-CU - 96MHz Cortex-M3 MCU 64KB Flash | Microchip
ATSAM3U1CB-CU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3U2CA-CU | ATSAM3U1CB-CU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 32-bit ARM Cortex-M3 RISC flash microcontroller | — |
| Manufacturer | Microchip Technology | — |
| Series | SAM3U | — |
| CPU Core | ARM Cortex-M3 | — |
| Architecture | 32-bit RISC | — |
| Maximum CPU Frequency | 96 MHz | — |
| Flash Memory | 128 KB | 64 KB (64K x 8) |
| Flash Organization | 128K x 8 | — |
| SRAM | 36 KB | 20 KB |
| Operating Voltage Range | 1.62 V to 3.6 V | — |
| Supported Supply Configurations | 1.8 V / 2.5 V / 3.3 V | — |
| Package | 100-pin TFBGA, 9 mm x 9 mm | 100-TFBGA (9x9 mm) |
| Ball Pitch | 0.8 mm | — |
| Package Construction | Green | — |
| Mounting Type | Surface Mount | Surface Mount |
| Programming Configuration | Factory programmable | — |
| Packaging | Tray | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant (ROHS, per JLCPCB listing) |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Operating Temperature Range | [DATA_NEEDED: operating temperature range] | — |
| Core Processor | — | ARM Cortex-M3 (revision 2.0) |
| Core Size | — | 32-bit |
| Maximum Clock Frequency | — | 96 MHz |
| Supply Voltage Range | — | 1.62 V to 3.6 V |
| Number of I/O | — | 57 |
| ADC Resolution | — | 10-bit, 12-bit |
| Operating Temperature | — | -40 C to +85 C |
| Memory Protection Unit | — | Yes (MPU) |
| Instruction Set | — | Thumb-2 |
| Flash Bus Width | — | 128-bit with memory accelerator, dual bank |
| Life Cycle Stage | — | ACTIVE |
| Internal Oscillators | — | 4, 8, 12 MHz, 32 kHz |
| UART | — | 4 |