Microchip Technology ATXMEGA64A3U-MH
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.21 | $5.21 |
| 15+ | $5.04 | $75.60 |
| 25+ | $4.93 | $123.25 |
| 50+ | $4.66 | $233.00 |
| 100+ | $4.11 | $411.00 |
| N+ | $0.82 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® XMEGA® A3U |
| Packaging | Tray | |
| 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 | 64KB (32K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 4K 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-QFN (9x9) |
| Package / Case | 64-VFQFN Exposed Pad |
| ROHS |
The ATXMEGA64A3U-MH is a versatile AVR microcontroller from Microchip Technology, featuring a 32MHz core, 64KB flash, and 4KB SRAM. It operates from 1.6V to 3.6V and comes in a 64-VFQFN package with an exposed pad for improved thermal management. Integrated DMA, PWM, and brown-out detection make it a robust choice for industrial and portable applications.
- Compact VFQFN package with exposed pad: Enhances thermal dissipation and saves PCB space.
- Low-power 1.6V-3.6V operation: Ideal for battery-powered and energy-efficient designs.
- DMA and PWM integration: Offloads CPU and enables precise control in real-time applications.
- Extended temperature range: Reliable performance from -40°C to 85°C for harsh environments.
Wearable Health Monitors
The compact VFQFN package and low-voltage operation make it perfect for fitness trackers and heart-rate monitors, where space and power are critical.
Smart Agriculture Sensors
With robust temperature tolerance and low power, it can be deployed in soil moisture and weather stations for remote field monitoring.
Building Automation
DMA and PWM capabilities enable efficient control of HVAC actuators and lighting systems, reducing energy consumption in smart buildings.
Portable Instrumentation
The 32MHz core and 64KB flash support complex signal processing in handheld multimeters and oscilloscopes, while the exposed pad aids heat dissipation.
Automotive Sensor Nodes
Its wide temperature range and reliable reset features make it suitable for tire pressure monitoring and engine control sensors.
Embedded Security Systems
With fast interrupt handling and DMA, it can manage encryption algorithms and secure communication in access control panels.
- Q: What is the package type for the ATXMEGA64A3U-MH?
- A: It is available in a 64-VFQFN package with an exposed pad, offering excellent thermal performance for compact designs.
- Q: What is the operating temperature range?
- A: The device operates from -40°C to 85°C, making it suitable for industrial and automotive environments.
- Q: Does it support DMA and PWM?
- A: Yes, it includes a DMA controller and multiple PWM channels, along with POR, BOD, and WDT for system reliability.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V, supporting low-power battery applications.
- Q: What is the package type for the ATXMEGA64A3U-MH?
- A: It is available in a 64-VFQFN package with an exposed pad, offering excellent thermal performance for compact designs.
- Q: What is the operating temperature range?
- A: The device operates from -40°C to 85°C, making it suitable for industrial and automotive environments.
- Q: Does it support DMA and PWM?
- A: Yes, it includes a DMA controller and multiple PWM channels, along with POR, BOD, and WDT for system reliability.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V, supporting low-power battery applications.

ATXMEGA64A3U-MH.pdf