Microchip Technology ATXMEGA32A4-MHR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.00 | $5.00 |
| 15+ | $4.84 | $72.60 |
| 25+ | $4.73 | $118.25 |
| 50+ | $4.47 | $223.50 |
| 100+ | $3.95 | $395.00 |
| N+ | $0.79 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® XMEGA® A4 |
| Packaging | Cut Tape (CT) | NULL |
| Core Processor | AVR |
| Core Size | 8/16-Bit |
| Speed | 32MHz |
| Connectivity | I2C, IrDA, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Number of I/O | 34 |
| Program Memory Size | 32KB (16K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 1K x 8 |
| RAM Size | 4K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.6V ~ 3.6V |
| Data Converters | A/D 12x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 44-VQFN (7x7) |
| Package / Case | 44-VFQFN Exposed Pad |
| ROHS |
The ATXMEGA32A4-MHR is a high-performance AVR XMEGA microcontroller from Microchip. It features a 32MHz core, 32KB flash, and 4KB SRAM in a compact 44-VFQFN package. With DMA, PWM, and brown-out detection, it operates from 1.6V to 3.6V across -40°C to 85°C, ideal for industrial and IoT applications.
- DMA controller – offloads CPU for data transfer.
- Ultra-low voltage (1.6V) – extends battery life.
- High-speed 32MHz – fast processing.
- Wide temperature range – suitable for harsh environments.
IoT Edge Nodes
Process sensor data with DMA at 32MHz while saving power at 1.6V.
Motor Control
Generate PWM signals for brushless DC motors with high resolution.
Portable Instruments
Run on low voltage (1.6V) for battery-powered meters.
Industrial Automation
Handle multiple protocols with 32KB flash and 4KB SRAM.
Smart Sensors
Use DMA to stream data without CPU intervention.
Robotics
Coordinate servos and encoders with PWM and WDT.
- Q: What is the core architecture?
- A: AVR 8/16-bit.
- Q: What is the max clock speed?
- A: 32MHz.
- Q: Does it have DMA?
- A: Yes, DMA controller included.
- Q: What is the operating temperature?
- A: -40°C to 85°C.
- Q: What is the core architecture?
- A: AVR 8/16-bit.
- Q: What is the max clock speed?
- A: 32MHz.
- Q: Does it have DMA?
- A: Yes, DMA controller included.
- Q: What is the operating temperature?
- A: -40°C to 85°C.

ATXMEGA32A4-MHR.pdf