Microchip Technology ATXMEGA64B3-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.16 | $6.16 |
| 15+ | $5.96 | $89.40 |
| 25+ | $5.83 | $145.75 |
| 50+ | $5.51 | $275.50 |
| 100+ | $4.86 | $486.00 |
| N+ | $0.97 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® XMEGA® B3 |
| 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, LCD, POR, PWM, WDT |
| Number of I/O | 36 |
| 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 8x12b |
| 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 Microchip ATXMEGA64B3-AUR is a powerful 8/16-bit AVR microcontroller with a rich peripheral set. Running at 32 MHz, it offers 64 KB of flash and 4 KB of SRAM. Its supply voltage range of 1.6V to 3.6V allows for low-power battery operation. The device features an integrated LCD controller, DMA, PWM, and brown-out detection, making it ideal for applications requiring a graphical or segment display. The 64-TQFP package provides ample I/O for complex designs. This MCU is well-suited for portable, industrial, and consumer applications.
- Integrated LCD: Direct segment LCD drive eliminates external components.
- Low Voltage Operation: 1.6V minimum enables single-cell battery use.
- High Throughput: 32 MHz AVR core with DMA for efficient data movement.
- Robust Protection: Brown-out detection and POR ensure reliable startup.
- Versatile Peripherals: PWM, WDT, and multiple timers for diverse applications.
Portable Instrumentation
Low voltage operation (1.6V-3.6V) and LCD support make it perfect for handheld meters and data loggers.
Smart Displays
The integrated LCD controller allows direct driving of segment LCDs without external drivers, reducing BOM cost.
Battery Management Systems
DMA and low power modes enable efficient monitoring of battery voltage and current in BMS units.
Industrial Sensors
With PWM and brown-out detection, it can handle sensor signal conditioning and actuator control in harsh environments.
Medical Wearables
Small footprint and low power consumption suit wearable health monitors that require long battery life.
Home Automation
Can be used in smart thermostats, lighting controllers, and security keypads with LCD feedback.
- Q: What is the core processor?
- A: It uses the AVR core from Microchip.
- Q: What is the maximum speed?
- A: It operates at 32 MHz.
- Q: How much flash memory is available?
- A: It has 64 KB of flash (32K x 16).
- Q: Does it support LCD?
- A: Yes, it has an integrated LCD controller.
- Q: What is the voltage range?
- A: It operates from 1.6V to 3.6V.
- Q: What is the core processor?
- A: It uses the AVR core from Microchip.
- Q: What is the maximum speed?
- A: It operates at 32 MHz.
- Q: How much flash memory is available?
- A: It has 64 KB of flash (32K x 16).
- Q: Does it support LCD?
- A: Yes, it has an integrated LCD controller.
- Q: What is the voltage range?
- A: It operates from 1.6V to 3.6V.

ATXMEGA64B3-AUR.pdf