Microchip Technology ATXMEGA256A3U-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $8.89 | $8.89 |
| 15+ | $8.61 | $129.15 |
| 25+ | $8.42 | $210.50 |
| 50+ | $7.96 | $398.00 |
| 100+ | $7.02 | $702.00 |
| N+ | $1.40 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® XMEGA® A3U |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | AVR |
| Core Size | 8/16-Bit |
| Speed | 32MHz |
| Connectivity | I2C, IrDA, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Number of I/O | 50 |
| Program Memory Size | 256KB (128K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 4K x 8 |
| RAM Size | 16K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.6V ~ 3.6V |
| Data Converters | A/D 16x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 64-TQFP (14x14) |
| Package / Case | 64-TQFP |
| ROHS |
The ATXMEGA256A3U-AUR from Microchip is an 8/16-bit AVR microcontroller running at 32MHz. It provides 256KB flash and 16KB RAM, operating from 1.6V to 3.6V. The 64-TQFP package includes DMA, PWM, and brown-out detection, suitable for low-power and IoT applications.
- Ultra-low voltage (1.6V): Extends battery life in portable devices.
- 32MHz AVR core: Provides efficient processing for 8/16-bit applications.
- 256KB flash: Ample space for complex firmware and data logging.
- DMA and PWM: Enhances peripheral performance without CPU load.
IoT Edge Nodes
Low voltage (1.6V) and 32MHz speed enable energy-efficient sensor data processing.
Wearable Devices
Small 64-TQFP package and 16KB RAM support health monitoring algorithms.
Smart Home Controllers
DMA and PWM manage lighting and motor control with minimal power draw.
Industrial Sensors
Brown-out detection ensures reliable operation in fluctuating power environments.
Portable Instruments
256KB flash allows complex calibration and logging routines.
Battery Management
Low-power modes extend battery life in monitoring systems.
- Q: What is the operating voltage range?
- A: It operates from 1.6V to 3.6V, ideal for battery-powered devices.
- Q: What is the maximum speed?
- A: The AVR core runs at up to 32MHz.
- Q: How much flash memory is available?
- A: It has 256KB of flash (128K x 16).
- Q: What package is this?
- A: It comes in a 64-TQFP package.
- Q: What is the operating voltage range?
- A: It operates from 1.6V to 3.6V, ideal for battery-powered devices.
- Q: What is the maximum speed?
- A: The AVR core runs at up to 32MHz.
- Q: How much flash memory is available?
- A: It has 256KB of flash (128K x 16).
- Q: What package is this?
- A: It comes in a 64-TQFP package.

ATXMEGA256A3U-AUR.pdf