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