Microchip Technology ATXMEGA128A1-AU
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $8.45 | $8.45 |
| 15+ | $8.18 | $122.70 |
| 25+ | $8.00 | $200.00 |
| 50+ | $7.56 | $378.00 |
| 100+ | $6.67 | $667.00 |
| N+ | $1.33 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® XMEGA® A1 |
| Packaging | Tray | |
| Core Processor | AVR |
| Core Size | 8/16-Bit |
| Speed | 32MHz |
| Connectivity | EBI/EMI, I2C, IrDA, SPI, UART/USART |
| 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 ATXMEGA128A1-AU from Microchip Technology is a high-performance 8-bit AVR microcontroller operating at up to 32MHz. It provides 128KB of flash and 8KB of RAM, with a supply voltage range of 1.6V to 3.6V. Packaged in a 100-TQFP, it features DMA, PWM, and brown-out detection, making it ideal for low-power industrial and portable applications.
- Ultra-low voltage operation: 1.6V minimum enables single-cell battery designs.
- High integration: DMA and event system reduce CPU load and improve real-time response.
- Large pin count: 100-pin package offers extensive I/O for complex systems.
- Proven AVR architecture: Simple programming model and rich peripheral set.
Advanced Metering Infrastructure
The low voltage (1.6V) and DMA support enable efficient data logging in smart electricity and water meters.
Industrial Sensor Networks
With 128KB flash and multiple communication interfaces, it aggregates data from distributed sensors.
Portable Instrumentation
Its low power consumption and 32MHz speed suit handheld multimeters and data loggers.
Robotics Control
PWM channels and DMA allow precise servo control in educational and hobby robots.
Building Automation
The wide temperature range and robust peripherals support lighting and HVAC controllers.
Medical Wearables
Low voltage operation extends battery life in glucose monitors and heart rate trackers.
- Q: What is the core and speed?
- A: It uses an AVR 8-bit core running at up to 32MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It has 128KB of flash and 8KB of RAM.
- Q: What package is available?
- A: It comes in a 100-TQFP package.
- Q: Does it support DMA?
- A: Yes, it includes a DMA controller for efficient data transfer.
- Q: What is the core and speed?
- A: It uses an AVR 8-bit core running at up to 32MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It has 128KB of flash and 8KB of RAM.
- Q: What package is available?
- A: It comes in a 100-TQFP package.
- Q: Does it support DMA?
- A: Yes, it includes a DMA controller for efficient data transfer.

ATXMEGA128A1-AU.pdf