| Specification of ATMEGA4808-AU | |
|---|---|
| Status | Active |
| Series | megaAVR? 0, Functional Safety (FuSa) |
| Package | Tray |
| 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, WDT |
| Number of I/O | 27 |
| Program Memory Size | 48KB (24K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 6K x 8 |
| Voltage – Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 12x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40C ~ 85C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 32-TQFP |
| Supplier Device Package | 32-TQFP (7×7) |
Applications
The ATMEGA4808-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 energy efficiency 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:** The ATMEGA4808-AU offers fast processing speeds and high clock frequencies.
2. **Advanced Memory Management:** It includes enhanced memory management features such as multiple levels of cache and direct memory access (DMA).
3. **Power Efficiency:** Equipped with a low-power sleep mode and various power-saving features.
4. **Certification Standards:** Meets stringent industrial and automotive standards ensuring reliability and safety.
Frequently Asked Questions
Q1: What is the maximum operating frequency of the ATMEGA4808-AU?
A1: The maximum operating frequency of the ATMEGA4808-AU is up to 64 MHz.
Q2: Is the ATMEGA4808-AU compatible with other microcontrollers from the same family?
A2: Yes, it is fully backward compatible with other microcontrollers from the same family, allowing easy integration into existing projects.
Q3: In which specific scenarios would you recommend using the ATMEGA4808-AU over other microcontrollers?
A3: The ATMEGA4808-AU is recommended for applications requiring high precision and low power consumption, such as in battery-operated devices or in environments where thermal stability is crucial.
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