ATXMEGA128A4U-AUR vs ATXMEGA128D4-AU Comparison
Detailed side-by-side comparison of ATXMEGA128A4U-AUR by Microchip Technology and ATXMEGA128D4-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
ATXMEGA128D4-AU - 128KB Flash XMEGA AVR MCU 32MHz 44TQFP | Microchip
ATXMEGA128D4-AU ✓ ActiveSpecification Comparison
| Parameter | ATXMEGA128A4U-AUR | ATXMEGA128D4-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.45 | $5.05 |
| Core Architecture | AVR XMEGA 8/16-bit RISC | AVR XMEGA (8/16-bit) |
| Family | ATxmega A4U | — |
| Program Memory (Flash) | 128 KB (64K x 16) | 128 KB |
| Boot Code Section | 4 KB | 8 KB |
| SRAM | 8 KB | 8 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 | 4 |
| External Bus Interface | 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 |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Clock | — | 32 MHz |
| Supply Voltage Range | — | 1.6 V to 3.6 V |
| General-Purpose I/O Pins | — | 34 |
| USART | — | 2 |
| TWI (I2C) Interfaces | — | 2 |
| SPI Interfaces | — | 2 |
| 16-bit Timer/Counters | — | 4 |
| ADC | — | 12-bit, up to 2 MSPS |
| DAC Channels | — | [DATA_NEEDED: DAC channel count] |
| Crypto Accelerator | — | AES and DES |