Microchip Technology ATXMEGA32D4-MH
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $3.43 | $3.43 |
| 15+ | $3.32 | $49.80 |
| 25+ | $3.25 | $81.25 |
| 50+ | $3.07 | $153.50 |
| 100+ | $2.71 | $271.00 |
| N+ | $0.54 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® XMEGA® D4 |
| Packaging | Tray | |
| Core Processor | AVR |
| Core Size | 8/16-Bit |
| Speed | 32MHz |
| Connectivity | I2C, IrDA, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, 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 |
| 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 Microchip ATXMEGA32D4-MH is a high-performance 8/16-bit AVR XMEGA microcontroller. It operates at up to 32MHz with a supply voltage range of 1.6V to 3.6V. The device features 32KB of Flash and 4KB of SRAM, along with advanced peripherals including DMA, I2S, PWM, and a 12-bit ADC. Housed in a 44-pin VFQFN package, it is designed for power-efficient and high-throughput embedded applications.
- Ultra-Low Voltage Operation (1.6V): Extends battery life in portable and wearable devices.
- DMA and Event System: Offloads data transfer from the CPU, improving real-time performance.
- Integrated I2S: Simplifies audio interface design without external codecs.
- High-Density Flash (32KB): Supports complex firmware and data logging.
- Compact 44-VFQFN: Offers a small footprint with exposed pad for better heat dissipation.
High-Resolution Data Acquisition
The 12-bit ADC combined with DMA allows continuous sampling of multiple analog channels without CPU intervention, ideal for vibration analysis or medical monitoring.
Audio Processing and Playback
The I2S interface enables direct connection to audio codecs for voice recording or playback in portable media devices.
Smart Home Controllers
With 32KB Flash and low-power modes, it can manage Zigbee or proprietary RF protocols for lighting and thermostat control.
Industrial Automation
Multiple PWM channels and event system allow synchronized motor control and sensor reading in factory automation equipment.
Portable Instrumentation
The 1.6V minimum supply and 32MHz speed balance power consumption with processing capability for handheld multimeters or calibrators.
Automotive Sensor Interfaces
Its wide temperature range (-40°C to 85°C) and robust peripherals make it suitable for engine management or battery monitoring systems.
- Q: What is the core architecture of the ATXMEGA32D4-MH?
- A: It uses the AVR XMEGA 8/16-bit RISC core, running at up to 32MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V, ideal for low-power and battery-operated devices.
- Q: How much Flash and RAM does it have?
- A: It has 32KB of Flash and 4KB of SRAM.
- Q: What package is available?
- A: It comes in a 44-pin VFQFN package with an exposed pad for thermal management.
- Q: Does it support DMA and advanced peripherals?
- A: Yes, it includes DMA controllers, an I2S interface, PWM, and a 12-bit ADC.
- Q: What is the core architecture of the ATXMEGA32D4-MH?
- A: It uses the AVR XMEGA 8/16-bit RISC core, running at up to 32MHz.
- Q: What is the supply voltage range?
- A: It operates from 1.6V to 3.6V, ideal for low-power and battery-operated devices.
- Q: How much Flash and RAM does it have?
- A: It has 32KB of Flash and 4KB of SRAM.
- Q: What package is available?
- A: It comes in a 44-pin VFQFN package with an exposed pad for thermal management.
- Q: Does it support DMA and advanced peripherals?
- A: Yes, it includes DMA controllers, an I2S interface, PWM, and a 12-bit ADC.

ATXMEGA32D4-MH.pdf