| Specification of ATMEGA649A-AU | |
|---|---|
| Status | Active |
| Series | AVR? ATmega |
| Package | Bulk |
| Supplier | Rochester Electronics, LLC |
| Digi-Key Programmable | Not Verified |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 16MHz |
| Connectivity | SPI, UART/USART, USI |
| Peripherals | Brown-out Detect/Reset, LCD, POR, PWM, WDT |
| Number of I/O | 54 |
| 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 | 64-TQFP |
| Supplier Device Package | 64-TQFP (14×14) |
Applications
The ATMEGA649A-AU is versatile and suitable for various applications across different industries:
- Industrial Automation: Used in control systems requiring high reliability and robust performance.
- Consumer Electronics: Ideal for smart home devices due to its low power consumption and efficient processing capabilities.
- Medical Devices: Suitable for portable medical equipment where size and battery life are critical.
- Automotive Systems: Can be found in vehicle diagnostics and infotainment systems.
- Embedded Systems: Commonly used in embedded applications that require precise timing and low-power operation.
Operating Temperature: -40¡ãC to +85¡ãC
Key Advantages
1. **High Performance Microcontroller:** Equipped with a powerful 8-bit microcontroller designed for demanding applications.
2. **Advanced Memory Management Unit (MMU):** Offers enhanced memory management features for better system stability and security.
3. **Power Efficiency:** Designed with energy-saving features to optimize power usage in battery-operated devices.
4. **Certification Standards:** Meets stringent industrial and automotive standards ensuring safety and reliability.
Frequently Asked Questions
Q1: What are the main differences between the ATMEGA649A-AU and other similar microcontrollers?
A1: The ATMEGA649A-AU stands out due to its advanced memory management unit and superior power efficiency compared to standard microcontrollers.
Q2: Is the ATMEGA649A-AU compatible with existing systems?
A2: Yes, it is backward-compatible with most existing systems but may require software updates to fully utilize its advanced features.
Q3: In which specific scenarios would you recommend using the ATMEGA649A-AU?
A3: It is recommended for applications requiring high precision and reliability, such as medical devices and industrial automation systems.
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