ATXMEGA128A4U-AUR vs ATXMEGA64D3-MHR Comparison
Detailed side-by-side comparison of ATXMEGA128A4U-AUR by Microchip Technology and ATXMEGA64D3-MHR 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
ATXMEGA128A4U-AUR - 8/16-bit AVR XMEGA MCU, 128KB Flash, 44-TQFP | Microchip
ATXMEGA128A4U-AUR ✓ ActiveMicrochip Technology
ATXMEGA64D3-MHR - 32MHz 64KB Flash AVR XMEGA D3 MCU | Microchip
ATXMEGA64D3-MHR ✓ ActiveSpecification Comparison
| Parameter | ATXMEGA128A4U-AUR | ATXMEGA64D3-MHR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.45 | $3.75 |
| Core Architecture | AVR XMEGA 8/16-bit RISC | AVR XMEGA enhanced RISC, 8/16-bit |
| Family | ATxmega A4U | — |
| Program Memory (Flash) | 128 KB (64K x 16) | 64 KB (32K x 16) |
| Boot Code Section | 4 KB | 4 KB |
| SRAM | 8 KB | 4 KB |
| EEPROM | 2 KB (2048 bytes) | 2 KB |
| Maximum CPU Speed | 32 MHz | — |
| Throughput | 32 MIPS | — |
| Operating Voltage | 1.6 V to 3.6 V | — |
| ADC Resolution | 12-bit | — |
| DAC Resolution | 12-bit | — |
| USB Interface | USB 2.0 Full-Speed Device/Host | — |
| DMA Channels | 4 | — |
| Event System Channels | 8 | — |
| External Bus Interface | Yes | — |
| Package | 44-pin TQFP (10x10 mm) | 64-VFQFN / 64-QFN (9x9 mm) with exposed pad |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | MSL3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Clock | — | 32 MHz |
| Supply Voltage (Vcc/Vdd) | — | 1.6 V to 3.6 V |
| I/O Pins | — | 34 to 50 (package-dependent) |
| Lead-Free | — | Yes |
| On-Chip Peripherals | — | AES/DES crypto, USB, 12-bit ADC, 12-bit DAC, DMA, event system |
| Programming Interface | — | PDI (Program and Debug Interface) |