Overview
The ATMEGA16U2-MUR is a high-performance, low-power 8-bit microcontroller from Microchip Technology, based on the AVR enhanced RISC architecture. This microcontroller integrates 16 KB of In-System Programmable (ISP) flash memory, 512 bytes of EEPROM, and 512 bytes of SRAM. It operates at a clock speed of 16 MHz, enabling it to execute instructions at a rate approaching 1 MIPS per MHz. The ATMEGA16U2-MUR is designed to optimize power consumption while maintaining high processing speed, making it suitable for a wide range of embedded control applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Microchip Technology |
| Part Number | ATMEGA16U2-MUR |
| Core Processor | AVR 8-bit RISC |
| Program Memory Type | FLASH |
| Program Memory Size | 16 KB (8K x 16) |
| EEPROM Size | 512 bytes |
| SRAM Size | 512 bytes |
| Supply Voltage (Vcc/Vdd) | 2.7V to 5.5V |
| Interfaces | SPI, UART/USART, USB 2.0 |
| Oscillator Type | Internal |
| Package Type | 32-VQFN (5x5) |
| General Purpose I/O Lines | 22 |
| General Purpose Working Registers | 32 |
Key Features
- High Performance: Executes instructions in a single clock cycle, achieving throughputs approaching 1 MIPS per MHz.
- USB 2.0 Support: Full-speed device module with interrupt on transfer completion, supporting data transfer rates up to 12 Mbit/s.
- Memory Capabilities: 16 KB ISP flash memory with read-while-write capabilities, 512 bytes of EEPROM, and 512 bytes of SRAM.
- Power Management: Five software selectable power saving modes, including Idle, Power-down, Standby, and Extended Standby modes.
- Peripherals: Includes timers, USART, SPI interface, watchdog timer, and an analog comparator.
- Programmability: In-system self-programmable flash memory through an SPI serial interface or a conventional nonvolatile memory programmer.
Applications
- Consumer Electronics: Used in smart home technologies, wearable devices, and personal entertainment systems to enhance device capability and user satisfaction.
- Medical Devices: Supports meticulous data capture and interpretation in tools like heart monitors, blood sugar monitors, and mobile diagnostic instruments.
- Industrial Automation: Suitable for various industrial applications requiring precise control, data communication, and power management.
- Embedded Control Systems: Ideal for a wide range of embedded control applications due to its high performance, low power consumption, and versatile peripherals.
Q & A
- What is the core architecture of the ATMEGA16U2-MUR?
The ATMEGA16U2-MUR is based on the AVR enhanced RISC architecture.
- What is the maximum clock speed of the ATMEGA16U2-MUR?
The maximum clock speed is 16 MHz.
- What types of memory does the ATMEGA16U2-MUR have?
The microcontroller has 16 KB of ISP flash memory, 512 bytes of EEPROM, and 512 bytes of SRAM.
- What interfaces does the ATMEGA16U2-MUR support?
The microcontroller supports SPI, UART/USART, and USB 2.0 interfaces.
- What are the power saving modes available on the ATMEGA16U2-MUR?
The microcontroller has five software selectable power saving modes: Idle, Power-down, Standby, and Extended Standby modes.
- How does the ATMEGA16U2-MUR support USB communication?
The microcontroller supports USB 2.0 full-speed device module with interrupt on transfer completion, allowing data transfer rates up to 12 Mbit/s.
- What is the package type of the ATMEGA16U2-MUR?
The package type is 32-VQFN (5x5).
- Can the ATMEGA16U2-MUR be programmed in-system?
Yes, the microcontroller has in-system self-programmable flash memory through an SPI serial interface or a conventional nonvolatile memory programmer.
- What are some common applications of the ATMEGA16U2-MUR?
The microcontroller is used in consumer electronics, medical devices, industrial automation, and various embedded control systems.
- What is the supply voltage range for the ATMEGA16U2-MUR?
The supply voltage range is from 2.7V to 5.5V..
