Microchip Technology ATXMEGA128A1U-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $7.73 | $7.73 |
| 15+ | $7.49 | $112.35 |
| 25+ | $7.33 | $183.25 |
| 50+ | $6.92 | $346.00 |
| 100+ | $6.11 | $611.00 |
| N+ | $1.22 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® XMEGA® A1U |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | AVR |
| Core Size | 8/16-Bit |
| Speed | 32MHz |
| Connectivity | EBI/EMI, I2C, IrDA, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Number of I/O | 78 |
| Program Memory Size | 128KB (64K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 8K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.6V ~ 3.6V |
| Data Converters | A/D 16x12b; D/A 4x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 100-TQFP (14x14) |
| Package / Case | 100-TQFP |
| ROHS |
The ATXMEGA128A1U-AUR from Microchip Technology is a low-power 8/16-bit AVR MCU operating at 32MHz. It features 128KB of flash and 8KB of RAM, suitable for a wide range of embedded applications. With a supply voltage range of 1.6V to 3.6V and a 100-TQFP package, it is designed for power-sensitive and space-constrained designs. Integrated DMA, PWM, and WDT enhance its reliability and performance for industrial and consumer applications.
- Ultra-Low Power: 1.6V minimum supply and sleep modes enable long battery life in portable devices.
- Efficient AVR Core: 32MHz speed with single-cycle instructions provides fast response for control tasks.
- Reliable Operation: WDT and brown-out detection prevent system crashes in critical applications.
- Rich I/O: 100-TQFP package offers numerous GPIOs for complex interfacing.
Battery-Powered Sensors
The 1.6V minimum supply and low-power sleep modes extend battery life in wireless environmental sensors.
Industrial Process Control
DMA and PWM enable precise control of valves and pumps in chemical plants, with WDT ensuring fail-safe operation.
Consumer Appliances
The 32MHz AVR core handles user interfaces and motor control in washing machines and microwaves efficiently.
Automotive Aftermarket
Wide temperature range and robust peripherals make it suitable for tire pressure monitoring systems.
Smart Agriculture
Multiple ADC channels and low power consumption support soil moisture and weather monitoring nodes.
Security Systems
DMA and fast wake-up times enable quick response in alarm panels and access control units.
- Q: What is the core architecture of the ATXMEGA128A1U-AUR?
- A: It uses an 8/16-bit AVR core running at 32MHz, optimized for low-power and efficient code.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V, making it suitable for battery-powered devices.
- Q: How much flash and RAM does it have?
- A: It has 128KB of flash and 8KB of RAM, adequate for mid-range applications.
- Q: What package is available?
- A: It comes in a 100-TQFP package, providing many I/O pins.
- Q: Does it have a watchdog timer?
- A: Yes, it includes a WDT for system reliability and recovery from faults.
- Q: What is the core architecture of the ATXMEGA128A1U-AUR?
- A: It uses an 8/16-bit AVR core running at 32MHz, optimized for low-power and efficient code.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V, making it suitable for battery-powered devices.
- Q: How much flash and RAM does it have?
- A: It has 128KB of flash and 8KB of RAM, adequate for mid-range applications.
- Q: What package is available?
- A: It comes in a 100-TQFP package, providing many I/O pins.
- Q: Does it have a watchdog timer?
- A: Yes, it includes a WDT for system reliability and recovery from faults.

ATXMEGA128A1U-AUR.pdf