Specification of ATMEGA644P-20AU | |
---|---|
Status | Active |
Series | AVR? ATmega |
Package | Tray |
Supplier | Microchip Technology |
Digi-Key Programmable | 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) | 2.7V ~ 5.5V |
Data Converters | A/D 8x10b |
Oscillator Type | Internal |
Operating Temperature | -40C ~ 85C (TA) |
Mounting Type | Surface Mount |
Package / Case | 44-TQFP |
Supplier Device Package | 44-TQFP (10×10) |
Applications
The ATMEGA644P-20AU is widely used in various industries due to its robust performance and reliability. Here are some key applications:
- Industrial Automation: Utilized in control systems requiring high precision and stability.
- 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 Microcontroller:** The ATMEGA644P-20AU features a powerful microcontroller unit capable of handling complex tasks efficiently.
2. **Advanced Memory Management:** Equipped with enhanced memory management capabilities, ensuring efficient data processing and storage.
3. **Power Efficiency:** Designed with low power consumption modes, making it ideal for battery-operated devices.
4. **Certification Standards:** Meets stringent industrial and automotive certification standards, ensuring reliability and safety.
Frequently Asked Questions
Q1: What is the maximum operating frequency of the ATMEGA644P-20AU?
A1: The ATMEGA644P-20AU operates at a maximum frequency of up to 16 MHz.
Q2: Is the ATMEGA644P-20AU suitable for use in harsh environments?
A2: Yes, it is designed to withstand temperatures ranging from -40¡ãC to +85¡ãC, making it suitable for harsh environments.
Q3: Can the ATMEGA644P-20AU be used in automotive applications?
A3: Absolutely, it meets the necessary automotive certification standards and can be used in automotive electronics.
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