ATXMEGA64D3-AU vs ATXMEGA256A3U-AU Comparison
Detailed side-by-side comparison of ATXMEGA64D3-AU 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
ATXMEGA64D3-AU - 32MHz AVR XMEGA Microcontroller | Microchip
ATXMEGA64D3-AU ✓ ActiveMicrochip Technology
ATXMEGA256A3U-AU - 256KB Flash 32MHz 8/16-bit AVR XMEGA MCU | Microchip
ATXMEGA256A3U-AU ✓ ActiveSpecification Comparison
| Parameter | ATXMEGA64D3-AU | ATXMEGA256A3U-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 8/16-bit AVR XMEGA D3 microcontroller | — |
| Maximum Clock Frequency | 32 MHz | — |
| Flash Memory | 64 KB | — |
| Flash Organization | 32K x 16 | — |
| Boot Code Section | 4 KB | 8 KB |
| EEPROM | 2 KB | 4 KB |
| SRAM | 4 KB | 16 KB |
| General-Purpose I/O Lines | 50 | — |
| Event System Channels | 4 | 8 |
| Timer/Counters | 5 flexible 16-bit timer/counters | — |
| Real-Time Counter | 16-bit | — |
| USART Interfaces | 3 | — |
| Two-Wire Serial Interfaces | 2 | — |
| Supply Voltage | 2.7 V to 3.6 V | — |
| Package | 64-pin TQFP, 14 mm x 14 mm | 64-pin TQFP (14x14 mm) |
| Mounting Type | Surface mount | Surface Mount |
| Programming Interface | In-system programmable | PDI (Program and Debug Interface) |
| Flash Read-While-Write | Supported | — |
| Programmable Multilevel Interrupt Controller | Supported | — |
| Lifecycle Status | Active | — |
| Core Architecture | — | AVR enhanced RISC (8/16-bit) |
| Family | — | AVR XMEGA A3U |
| Program Memory (Flash) | — | 256 KB (128K x 16) |
| 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 |
| DMA Channels | — | 4 |
| USB Interface | — | USB 2.0 Full-Speed Device (A3U variant) |
| Operating Temperature | — | -40C to +85C (industrial) |
| RoHS Status | — | Compliant |
| MSL Level | — | [DATA_NEEDED: MSL level] |