Microchip Technology ATMEGA16U4-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.04 | $5.04 |
| 15+ | $4.88 | $73.20 |
| 25+ | $4.77 | $119.25 |
| 50+ | $4.51 | $225.50 |
| 100+ | $3.98 | $398.00 |
| N+ | $0.80 | Price Inquiry |
Request Quote / Inquiry
| 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, Temp Sensor, WDT |
| Number of I/O | 26 |
| Program Memory Size | 16KB (8K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 512 x 8 |
| RAM Size | 1.25K 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-TQFP (10x10) |
| Package / Case | 44-TQFP |
| ROHS |
The ATMEGA16U4-AUR from Microchip Technology is an 8-bit AVR microcontroller with a 16MHz core speed. It provides 16KB flash memory and 1.25K x 8 RAM, operating from 2.7V to 5.5V. This device features a temperature sensor, PWM, brown-out reset, and watchdog timer. The 44-TQFP package is suitable for compact embedded designs.
- Wide Voltage Range: 2.7V-5.5V supports both 3.3V and 5V systems.
- Integrated Temp Sensor: Enables thermal monitoring without external components.
- USB Ready: Ideal for USB-based applications with minimal external circuitry.
- Proven AVR Architecture: Simple instruction set and rich ecosystem for rapid development.
USB Peripheral Controllers
With integrated USB capability and 16MHz AVR core, it handles HID devices like keyboards and game controllers.
Battery Charging Stations
5.5V operation and PWM allow precise current control for smart chargers.
Industrial Sensor Interfaces
Temp sensor and WDT provide reliable monitoring in motor drive protection circuits.
Consumer Electronics Remote Controls
Low power consumption and 16KB flash support complex IR/RF protocols in universal remotes.
Automotive Interior Lighting
Wide voltage range and PWM enable dimming control for LED ambient lighting.
Educational Robotics Kits
Easy-to-program AVR architecture and 1.25K RAM support basic motor control and sensor reading.
- Q: What is the core of the ATMEGA16U4-AUR?
- A: It uses the AVR 8-bit RISC core running at 16MHz.
- Q: Does it have a temperature sensor?
- A: Yes, it includes an internal temperature sensor for monitoring.
- Q: What is the supply voltage range?
- A: It operates from 2.7V to 5.5V, making it versatile for various power supplies.
- Q: What is the package type?
- A: It is available in a 44-TQFP package.
- Q: What is the core of the ATMEGA16U4-AUR?
- A: It uses the AVR 8-bit RISC core running at 16MHz.
- Q: Does it have a temperature sensor?
- A: Yes, it includes an internal temperature sensor for monitoring.
- Q: What is the supply voltage range?
- A: It operates from 2.7V to 5.5V, making it versatile for various power supplies.
- Q: What is the package type?
- A: It is available in a 44-TQFP package.

ATMEGA16U4-AUR.pdf