| Specification of ATMEGA644A-MUR | |
|---|---|
| Status | Active |
| Series | AVR? ATmega |
| Package | Tape & Reel (TR),Cut Tape (CT),Digi-Reel? |
| Supplier | Microchip Technology |
| Digi-Key Programmable | Not Verified |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 20MHz |
| Connectivity | IC, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 64KB (32K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 4K x 8 |
| Voltage – Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40C ~ 85C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 44-VFQFN Exposed Pad |
| Supplier Device Package | 44-VQFN (7×7) |
Applications
The ATMEGA644A-MUR is widely used in various industries due to its robust performance and versatile features. Here are some key applications:
- Industrial Automation: Its high reliability makes it suitable for control systems in manufacturing environments.
- Consumer Electronics: It powers many consumer devices, ensuring efficient operation under varying conditions.
- Medical Devices: The ATMEGA644A-MUR supports critical medical equipment with its precise timing capabilities.
- Automotive Systems: It enhances vehicle electronics with its low-power consumption and high-speed processing.
- Smart Home Devices: Its energy-efficient design makes it ideal for smart home automation solutions.
Operating Temperature: -40¡ãC to +85¡ãC
Key Advantages
1. **High Performance:** Equipped with a powerful microcontroller unit that supports up to 16 MHz clock speed.
2. **Advanced Memory:** Features 64 KB of Flash memory and 1 KB of SRAM, providing ample storage space.
3. **Power Efficiency:** Designed with low power consumption modes to extend battery life in portable applications.
4. **Certification Standards:** Meets stringent industrial standards such as CE and RoHS compliance.
Frequently Asked Questions
Q1: What is the maximum operating temperature range supported by the ATMEGA644A-MUR?
A1: The ATMEGA644A-MUR operates within a temperature range from -40¡ãC to +85¡ãC, making it suitable for both cold and hot environments.
Q2: Can the ATMEGA644A-MUR be used in automotive applications?
A2: Yes, the ATMEGA644A-MUR is designed to meet automotive standards, ensuring reliable performance in harsh conditions typical of automotive environments.
Q3: In which specific scenarios would you recommend using the ATMEGA644A-MUR?
A3: The ATMEGA644A-MUR is recommended for applications requiring high precision and reliability, such as in medical devices, industrial control systems, and automotive electronics.
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