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ATMEGA168-20AI
Product Overview
Category
ATMEGA168-20AI belongs to the category of microcontrollers.
Use
It is commonly used in various electronic devices and systems that require a microcontroller for processing and controlling functions.
Characteristics
- High-performance microcontroller with advanced features
- Low power consumption
- Wide operating voltage range
- Integrated peripherals for enhanced functionality
- Robust and reliable design
Package
ATMEGA168-20AI is available in a compact and durable package, suitable for surface mount technology (SMT) applications.
Essence
The essence of ATMEGA168-20AI lies in its ability to provide efficient and reliable control and processing capabilities in a wide range of electronic applications.
Packaging/Quantity
ATMEGA168-20AI is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.
Specifications
- Microcontroller Architecture: AVR
- CPU Speed: 20 MHz
- Flash Memory: 16 KB
- SRAM: 1 KB
- EEPROM: 512 bytes
- Digital I/O Pins: 23
- Analog Input Pins: 6
- Operating Voltage: 1.8V - 5.5V
- Operating Temperature Range: -40°C to +85°C
- Communication Interfaces: UART, SPI, I2C
- Timers/Counters: 3
- PWM Channels: 6
- ADC Resolution: 10-bit
- Package Type: TQFP
- Pin Count: 32
Detailed Pin Configuration
The ATMEGA168-20AI microcontroller has a total of 32 pins, each serving a specific purpose. The pin configuration is as follows:
(Pin Number) - (Pin Name) - (Function)
1 - PCINT14 / RESET - Reset 2 - PD0 / RXD - UART Receive 3 - PD1 / TXD - UART Transmit 4 - PD2 / INT0 - External Interrupt 0 5 - PD3 / INT1 / OC2B - External Interrupt 1 / Timer/Counter2 Output Compare B Match 6 - PD4 / T0 / XCK - Timer/Counter0 External Counter Input / USART External Clock 7 - VCC - Power Supply 8 - GND - Ground 9 - PB6 / XTAL1 / TOSC1 - Crystal Oscillator Pin 1 10 - PB7 / XTAL2 / TOSC2 - Crystal Oscillator Pin 2 11 - PD5 / OC0B / T1 - Timer/Counter0 Output Compare B Match / Timer/Counter1 External Counter Input 12 - PD6 / OC0A / AIN0 - Timer/Counter0 Output Compare A Match / Analog Comparator Positive Input 13 - PD7 / AIN1 - Analog Comparator Negative Input 14 - PB0 / ICP1 - Timer/Counter1 Input Capture Pin 15 - PB1 / OC1A - Timer/Counter1 Output Compare A Match 16 - PB2 / SS / OC1B - SPI Slave Select / Timer/Counter1 Output Compare B Match 17 - PB3 / MOSI / OC2A - SPI Master Out, Slave In / Timer/Counter2 Output Compare A Match 18 - PB4 / MISO - SPI Master In, Slave Out 19 - PB5 / SCK - SPI Clock 20 - AVCC - Analog Power Supply 21 - AREF - Analog Reference Voltage 22 - GND - Ground 23 - PC0 / ADC0 - Analog-to-Digital Converter Channel 0 24 - PC1 / ADC1 - Analog-to-Digital Converter Channel 1 25 - PC2 / ADC2 - Analog-to-Digital Converter Channel 2 26 - PC3 / ADC3 - Analog-to-Digital Converter Channel 3 27 - PC4 / ADC4 / SDA - Analog-to-Digital Converter Channel 4 / Two-Wire Serial Interface Data Line 28 - PC5 / ADC5 / SCL - Analog-to-Digital Converter Channel 5 / Two-Wire Serial Interface Clock Line 29 - PC6 / RESET - Reset 30 - PD0 / RXD - UART Receive 31 - PD1 / TXD - UART Transmit 32 - PD2 / INT0 - External Interrupt 0
Functional Features
- High-performance AVR microcontroller with advanced architecture
- Low power consumption for energy-efficient applications
- Wide operating voltage range allows flexibility in power supply options
- Integrated peripherals such as UART, SPI, and I2C for enhanced communication capabilities
- Timers/Counters and PWM channels for precise timing and control
- 10-bit ADC for accurate analog signal conversion
- Robust design ensures reliable operation in various environments
Advantages and Disadvantages
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Texniki həllərdə ATMEGA168-20AI tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın
Sure! Here are 10 common questions and answers related to the application of ATMEGA168-20AI in technical solutions:
Q: What is ATMEGA168-20AI? A: ATMEGA168-20AI is a microcontroller from the AVR family, manufactured by Atmel. It has 16KB of flash memory, 1KB of SRAM, and operates at a clock frequency of 20MHz.
Q: What are the key features of ATMEGA168-20AI? A: The key features of ATMEGA168-20AI include 23 general-purpose I/O pins, 6-channel 10-bit ADC, UART, SPI, I2C interfaces, timers/counters, and PWM outputs.
Q: What are some typical applications of ATMEGA168-20AI? A: ATMEGA168-20AI is commonly used in various applications such as home automation systems, robotics, industrial control systems, smart meters, and IoT devices.
Q: How can I program ATMEGA168-20AI? A: ATMEGA168-20AI can be programmed using the Arduino IDE or other compatible development environments. You can use C/C++ programming language and upload the code via a programmer or bootloader.
Q: What voltage does ATMEGA168-20AI operate at? A: ATMEGA168-20AI operates at a voltage range of 1.8V to 5.5V. However, it is recommended to provide a stable power supply of 5V for optimal performance.
Q: Can I use ATMEGA168-20AI with external components? A: Yes, you can connect external components such as sensors, actuators, displays, and communication modules to the ATMEGA168-20AI using its I/O pins and communication interfaces.
Q: How much program memory does ATMEGA168-20AI have? A: ATMEGA168-20AI has 16KB of flash memory, which can store your program code.
Q: Can ATMEGA168-20AI communicate with other devices? A: Yes, ATMEGA168-20AI supports various communication protocols such as UART, SPI, and I2C, allowing it to communicate with other devices like sensors, displays, and microcontrollers.
Q: What is the maximum clock frequency of ATMEGA168-20AI? A: The maximum clock frequency of ATMEGA168-20AI is 20MHz, which determines the speed at which the microcontroller executes instructions.
Q: Is ATMEGA168-20AI suitable for low-power applications? A: Yes, ATMEGA168-20AI offers power-saving features such as sleep modes, which make it suitable for low-power applications where energy efficiency is important.
Please note that these answers are general and may vary depending on specific requirements and configurations in your technical solution.