Specification of ATMEGA645-16AUR | |
---|---|
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 | 16MHz |
Connectivity | SPI, UART/USART, USI |
Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
Number of I/O | 53 |
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 | 64-TQFP |
Supplier Device Package | 64-TQFP (14×14) |
Applications
The ATMEGA645-16AUR microcontroller is versatile and suitable for various applications due to its robust features and low power consumption. It is commonly used in industrial automation systems, where it can handle complex control tasks efficiently within a wide range of temperatures (-40¡ãC to +85¡ãC). Additionally, it finds application in automotive electronics for managing sensor inputs and controlling actuators.
Key Advantages
1. Operating temperature range from -40¡ãC to +85¡ãC ensures reliability across different environments.
2. The integrated ADC supports up to 12-bit resolution, enhancing precision in analog-to-digital conversions.
3. The microcontroller offers a sleep mode that reduces power consumption significantly, making it ideal for battery-operated devices.
4. It complies with automotive standards such as ISO 26262, ensuring safety-critical applications meet high safety requirements.
Frequently Asked Questions
Q1: Can the ATMEGA645-16AUR be used in high-temperature environments?
A1: Yes, the ATMEGA645-16AUR operates effectively between -40¡ãC and +85¡ãC, making it suitable for high-temperature applications.
Q2: What is the maximum current draw when the device is in active mode?
A2: In active mode, the ATMEGA645-16AUR draws approximately 70mA at 5V supply voltage, which is typical for many embedded systems.
Q3: How does the ATMEGA645-16AUR compare to other microcontrollers in terms of power efficiency?
A3: Compared to similar microcontrollers, the ATMEGA645-16AUR has lower power consumption during both active and sleep modes, making it more energy-efficient.
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