ATXMEGA128A4U-AUR vs ATXMEGA64A4U-AU Comparison
Detailed side-by-side comparison of ATXMEGA128A4U-AUR by Microchip Technology and ATXMEGA64A4U-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
ATXMEGA128A4U-AUR - 8/16-bit AVR XMEGA MCU, 128KB Flash, 44-TQFP | Microchip
ATXMEGA128A4U-AUR ✓ ActiveMicrochip Technology
ATXMEGA64A4U-AU - 64KB Flash 32 MIPS AVR XMEGA MCU | Microchip
ATXMEGA64A4U-AU ✓ ActiveSpecification Comparison
| Parameter | ATXMEGA128A4U-AUR | ATXMEGA64A4U-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.45 | $4.55 |
| Core Architecture | AVR XMEGA 8/16-bit RISC | AVR 8/16-bit RISC |
| Family | ATxmega A4U | AVR XMEGA A4U |
| Program Memory (Flash) | 128 KB (64K 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 | 4 |
| Event System Channels | 8 | 8 |
| External Bus Interface | Yes | Yes |
| Package | 44-pin TQFP (10x10 mm) | 44-pin TQFP (10x10 mm) |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | 3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant | Compliant |
| Max CPU Speed | — | 32 MHz (32 MIPS) |
| Program Flash | — | 64 KB (32K x 16) |
| Supply Voltage (VCC) | — | 1.6 V to 3.6 V |
| I/O Pins | — | 34 programmable |
| ADC | — | 12-bit, 1 MSPS |
| DAC | — | 2 x 12-bit |
| USB | — | USB 2.0 Full-Speed Device/Host |