ATXMEGA256A3U-AU vs ATXMEGA256A3U-AN Comparison
Detailed side-by-side comparison of ATXMEGA256A3U-AU by Microchip Technology and ATXMEGA256A3U-AN 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
ATXMEGA256A3U-AU - 256KB Flash 32MHz 8/16-bit AVR XMEGA MCU | Microchip
ATXMEGA256A3U-AU ✓ ActiveMicrochip Technology
ATXMEGA256A3U-AN - 32MHz 256KB Flash 8/16-bit AVR MCU | Microchip
ATXMEGA256A3U-AN ✓ ActiveSpecification Comparison
| Parameter | ATXMEGA256A3U-AU | ATXMEGA256A3U-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.10 | $6.10 |
| Core Architecture | AVR enhanced RISC (8/16-bit) | — |
| Family | AVR XMEGA A3U | — |
| Program Memory (Flash) | 256 KB (128K x 16) | 256 KB (128K x 16), with 8 KB boot section |
| Boot Code Section | 8 KB | — |
| SRAM | 16 KB | 16 KB |
| EEPROM | 4 KB | 4 KB |
| Maximum CPU Speed | 32 MHz (32 MIPS) | — |
| Supply Voltage (VCC) | 2.7 V to 3.6 V | — |
| I/O Pins | 34 programmable I/O lines | [DATA_NEEDED: exact I/O count from datasheet] |
| DMA Channels | 4 | — |
| Event System Channels | 8 | — |
| USB Interface | USB 2.0 Full-Speed Device (A3U variant) | USB 2.0 Full-Speed Device (A3U sub-family) |
| Package | 64-pin TQFP (14x14 mm) | 64-pin TQFP (14x14 mm) |
| Operating Temperature | -40C to +85C (industrial) | -40 °C to +105 °C (industrial) |
| Programming Interface | PDI (Program and Debug Interface) | — |
| RoHS Status | Compliant | Compliant (Mouser listing: GREEN) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL level] | 3 (per TQFP JEDEC J-STD-020) |
| Product Type | — | AVR XMEGA A3U Microcontroller |
| Architecture | — | 8/16-bit AVR enhanced RISC |
| Core | — | AVR (single-cycle instructions, 32 MHz) |
| Maximum Clock Frequency | — | 32 MHz |
| Throughput | — | Up to 32 MIPS |
| DMA Controller | — | 4-channel |
| Event System | — | 8-channel |
| Cryptographic Engine | — | AES and DES hardware acceleration |
| Supply Voltage (Vcc) | — | 1.6 V to 3.6 V |