ATSAM3U1EA-CU vs ATSAM3U2EA-CU Comparison
Detailed side-by-side comparison of ATSAM3U1EA-CU by Microchip Technology and ATSAM3U2EA-CU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | ATSAM3U1EA-CU | ATSAM3U2EA-CU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Processor Core | ARM Cortex-M3, 32-bit RISC | — |
| Maximum Operating Frequency | 96 MHz | — |
| Embedded Flash Memory | 64 KB | — |
| SRAM | 20 KB | 36 KB |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Package | 144-BGA (13x13) | 144-LFBGA (13 x 13 mm) |
| Package Type | Surface-mount LFBGA | — |
| Operating Temperature Range | -40°C to +85°C | [DATA_NEEDED: operating temperature range] |
| USB | High-speed USB device port with embedded transceiver | — |
| Memory Card Interface | High-speed MCI for SDIO, SD, and MMC | High-Speed MCI supporting SDIO, SD, and MMC |
| DMA | Supported | — |
| PWM | Supported | — |
| Watchdog Timer | Supported | — |
| I2S | Supported | — |
| ADC | Two 10-bit and two 12-bit ADC groups | — |
| Instruction Set | Thumb-2 instruction set | Thumb-2 |
| Memory Protection Unit | MPU | Yes |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| Product Type | — | 32-bit ARM Cortex-M3 flash microcontroller |
| Product Series | — | SAM3U Series |
| Maximum CPU Frequency | — | 96 MHz |
| CPU Core | — | ARM Cortex-M3 revision 2.0 |
| Flash Memory | — | 128 KB |
| Supply Voltage | — | 1.8 V or 3.3 V |
| USB Interface | — | High-Speed USB Device Port with embedded transceiver |
| External Bus | — | External Bus Interface |
| Pin Count | — | 144 pins |
| Mounting Type | — | Surface Mount |
| Lifecycle Status | — | Active |
| Automotive Qualification | — | [DATA_NEEDED: AEC-Q100 qualification status] |
| I/O Voltage | — | [DATA_NEEDED: I/O voltage range] |