Microchip Technology ATMEGA32U4RC-MUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.13 | $5.13 |
| 15+ | $4.97 | $74.55 |
| 25+ | $4.86 | $121.50 |
| 50+ | $4.59 | $229.50 |
| 100+ | $4.05 | $405.00 |
| N+ | $0.81 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATmega |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 16MHz |
| Connectivity | I2C, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 26 |
| Program Memory Size | 32KB (16K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 1K x 8 |
| RAM Size | 2.5K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2.7V ~ 5.5V |
| Data Converters | A/D 12x10b |
| 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 ATMEGA32U4RC-MUR is a high-performance 8-bit AVR microcontroller from Microchip Technology. It combines 32KB of flash memory with 2.5KB of RAM and operates at speeds up to 16MHz. Its standout feature is an integrated USB 2.0 full-speed controller, simplifying the design of USB-enabled devices. With a supply voltage range of 2.7V to 5.5V and a compact 44-VFQFN package, it is a versatile choice for a wide array of embedded applications.
- Integrated USB: Eliminates the need for an external USB-to-UART bridge, reducing BOM cost and board space.
- Wide Voltage Range: Supports both 3.3V and 5V logic, simplifying system integration.
- Low Power Consumption: Multiple sleep modes and a watchdog timer enable efficient power management for battery-operated devices.
- Compact Footprint: The 44-VFQFN package is ideal for space-constrained designs.
USB HID Devices
Ideal for custom keyboards, mice, and game controllers due to its native USB 2.0 full-speed interface and 32KB flash for complex firmware.
Battery-Powered Wearables
The 2.7V to 5.5V supply range and multiple power-saving sleep modes enable long battery life in fitness trackers and smart watches.
Industrial Automation
With a wide temperature range and robust peripherals like PWM and WDT, it can handle sensor interfacing and motor control in factory environments.
Consumer Electronics
Its small 44-VFQFN package and rich feature set make it suitable for remote controls, smart home sensors, and small appliances.
Educational Prototyping
As the core of Arduino Leonardo, it is perfect for interactive projects and learning embedded systems with a low entry barrier.
- Q: What is the operating voltage range of the ATMEGA32U4RC-MUR?
- A: It operates from 2.7V to 5.5V, making it suitable for both 3.3V and 5V systems.
- Q: What is the maximum clock speed?
- A: The maximum speed is 16MHz.
- Q: How much flash memory does it have?
- A: It has 32KB of flash program memory.
- Q: Does it include a USB controller?
- A: Yes, it features an integrated USB 2.0 full-speed controller.
ATMEGA32U4RC-MUR.pdf
- Q: What is the operating voltage range of the ATMEGA32U4RC-MUR?
- A: It operates from 2.7V to 5.5V, making it suitable for both 3.3V and 5V systems.
- Q: What is the maximum clock speed?
- A: The maximum speed is 16MHz.
- Q: How much flash memory does it have?
- A: It has 32KB of flash program memory.
- Q: Does it include a USB controller?
- A: Yes, it features an integrated USB 2.0 full-speed controller.
