Microchip Technology ATXMEGA64B3-MH
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.86 | $5.86 |
| 15+ | $5.68 | $85.20 |
| 25+ | $5.55 | $138.75 |
| 50+ | $5.24 | $262.00 |
| 100+ | $4.63 | $463.00 |
| N+ | $0.93 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® XMEGA® B3 |
| 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, 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-QFN (9x9) |
| Package / Case | 64-VFQFN Exposed Pad |
| ROHS |
The Microchip ATXMEGA64B3-MH is an 8-bit AVR XMEGA microcontroller running at 32MHz. It features 64KB flash and 4KB RAM in a 64-VFQFN package. With an integrated LCD controller, DMA, brown-out detection, POR, PWM, and WDT, it operates from 1.6V to 3.6V, making it ideal for display-rich, low-power applications.
- Integrated LCD controller – Simplifies display design and reduces BOM cost.
- DMA controller – Offloads data transfer tasks from the CPU, improving performance.
- High-speed AVR core (32MHz) – Provides ample processing power for complex applications.
- Wide voltage range (1.6V-3.6V) – Supports battery and regulated power supplies.
Graphical User Interfaces
The integrated LCD controller and DMA allow smooth display updates without CPU intervention.
Industrial Instrumentation
With 64KB flash and 4KB RAM, it can handle data acquisition and display in process monitors.
Portable Test Equipment
Low voltage operation and small QFN package suit handheld multimeters and oscilloscopes.
Smart Home Panels
LCD output and touch support enable intuitive control interfaces for lighting and HVAC.
Medical Monitoring Devices
Reliable operation from -40°C to 85°C makes it suitable for patient monitors.
Battery-Powered POS Terminals
Efficient power management extends battery life in mobile payment devices.
- Q: What is the core architecture?
- A: It uses the AVR 8-bit RISC core.
- Q: What is the maximum speed?
- A: It runs at up to 32MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V.
- Q: Does it have an LCD controller?
- A: Yes, it includes an LCD driver, along with DMA and PWM.
- Q: What is the core architecture?
- A: It uses the AVR 8-bit RISC core.
- Q: What is the maximum speed?
- A: It runs at up to 32MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V.
- Q: Does it have an LCD controller?
- A: Yes, it includes an LCD driver, along with DMA and PWM.

ATXMEGA64B3-MH.pdf