| Specification of ATMEGA644A-AUR | |
|---|---|
| Status | Active |
| Series | AVR? ATmega |
| Package | Tape & Reel (TR),Cut Tape (CT),Digi-Reel? |
| Supplier | Microchip Technology |
| Digi-Key Programmable | Not Verified |
| Core Processor | PIC |
| Core Size | 16-Bit |
| Speed | 32MHz |
| Connectivity | IC, IrDA, SPI, UART/USART, USB OTG |
| Peripherals | Brown-out Detect/Reset, LVD, POR, PWM, WDT |
| Number of I/O | 52 |
| Program Memory Size | 128KB (43K x 24) |
| Program Memory Type | FLASH |
| EEPROM Size | – |
| RAM Size | 96K x 8 |
| Voltage – Supply (Vcc/Vdd) | 2.2V ~ 3.6V |
| Data Converters | A/D 16x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40C ~ 85C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 64-TQFP |
| Supplier Device Package | 64-TQFP (10×10) |
Applications
The ATMEGA644A-AUR microcontroller is widely used in various industries due to its robust performance and versatile features. Here are some key applications:
- Industrial Automation: Utilized in control systems requiring high reliability and precision.
- Home Automation Systems: Used in smart home devices that manage lighting, security, and appliances.
- Medical Devices: Employed in portable medical equipment like blood glucose monitors and ECG machines.
- Automotive Electronics: Integrated into vehicle diagnostics and entertainment systems.
- Consumer Electronics: Found in digital cameras, MP3 players, and other small electronic gadgets.
Operating Temperature: -40¡ãC to +85¡ãC
Key Advantages
1. **High Performance:** Equipped with a powerful 8-bit RISC processor running at up to 16 MHz.
2. **Unique Architecture Feature:** Includes a built-in watchdog timer for enhanced system stability.
3. **Power Efficiency:** Consumes minimal power during sleep mode, making it ideal for battery-operated devices.
4. **Certification Standards:** Meets international safety and quality standards such as CE, RoHS, and ISO 9001.
Frequently Asked Questions
Q1: What is the maximum operating temperature range supported by the ATMEGA644A-AUR?
A1: The ATMEGA644A-AUR operates within a temperature range from -40¡ãC to +85¡ãC, ensuring reliable performance across a wide range of environments.
Q2: Can the ATMEGA644A-AUR be used in automotive applications?
A2: Yes, the ATMEGA644A-AUR is suitable for automotive applications due to its robust design and compliance with automotive safety standards.
Q3: In which specific scenarios would you recommend using the ATMEGA644A-AUR?
A3: The ATMEGA644A-AUR is recommended for scenarios requiring high reliability and low power consumption, such as in medical devices and consumer electronics.
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