規格
| 屬性 | 價值 |
| Package | Tray |
| Series | AVR® ATmega |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 23 |
| ProgramMemorySize | 16KB (8K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 512 x 8 |
| RAMSize | 1K x 8 |
| Voltage-Supply(Vcc/Vdd) | 2.7V ~ 5.5V |
| DataConverters | A/D 8x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-TQFP |
概述
Description
The ATMEGA168-20AU is an 8-bit microcontroller from Microchip Technology, part of the AVR family. Designed for embedded applications, it features a compact design with 20 MHz processing speed, 16 KB of flash memory, 1 KB SRAM, and 512 bytes EEPROM for efficient data storage and retrieval. It operates at a voltage range of 1.8V to 5.5V, making it versatile for various applications.
The microcontroller includes 23 programmable I/O lines, enhancing connectivity with peripheral devices. It supports advanced features such as a 10-bit ADC for analog-to-digital conversion, PWM channels for motor control, and USART, SPI, and I2C for robust communication protocols. Additionally, the ATMEGA168-20AU has an on-chip oscillator, power-on reset, and a built-in watchdog timer to enhance reliability and stability in operation.
It is packaged in a TQFP (Thin Quad Flat Package) form factor, facilitating surface mount technology (SMT) assembly. It is widely used in consumer electronics, automotive, and industrial control systems due to its balance of performance, power efficiency, and cost-effectiveness.
The microcontroller includes 23 programmable I/O lines, enhancing connectivity with peripheral devices. It supports advanced features such as a 10-bit ADC for analog-to-digital conversion, PWM channels for motor control, and USART, SPI, and I2C for robust communication protocols. Additionally, the ATMEGA168-20AU has an on-chip oscillator, power-on reset, and a built-in watchdog timer to enhance reliability and stability in operation.
It is packaged in a TQFP (Thin Quad Flat Package) form factor, facilitating surface mount technology (SMT) assembly. It is widely used in consumer electronics, automotive, and industrial control systems due to its balance of performance, power efficiency, and cost-effectiveness.
Equivalent
The ATMEGA168-20AU is an 8-bit microcontroller from Microchip Technology's AVR family. Equivalent products include:
1. ATMEGA328P-20AU: A similar AVR microcontroller with more memory.
2. ATMEGA88-20AU A lower memory variant with similar features.
3. ATTINY2313: A simpler, smaller alternative for basic applications.
4. ATMEGA16: Similar in features but with less memory.
5. PIC16F887: A Microchip PIC series alternative with comparable features.
Always check specific requirements, as peripheral compatibility may vary.
1. ATMEGA328P-20AU: A similar AVR microcontroller with more memory.
2. ATMEGA88-20AU A lower memory variant with similar features.
3. ATTINY2313: A simpler, smaller alternative for basic applications.
4. ATMEGA16: Similar in features but with less memory.
5. PIC16F887: A Microchip PIC series alternative with comparable features.
Always check specific requirements, as peripheral compatibility may vary.
Features
The ATMEGA168-20AU is an 8-bit microcontroller from Microchip Technology's AVR family. Key features include:
1. Core: AVR enhanced RISC architecture, allowing high performance with low power consumption.
2. Clock Speed: Operates at up to 20 MHz.
3. Flash Memory: 16KB of in-system self-programmable Flash memory.
4. SRAM: 1KB.
5. EEPROM: 512 bytes, suitable for non-volatile data storage.
6. I/O Ports: 23 programmable I/O lines.
7. Timers: One 16-bit and two 8-bit Timer/Counters with separate prescalers and compare modes.
8. ADC: 6-channel 10-bit ADC for analog signal input.
9. Communication Interfaces: Includes USART, SPI, and I2C (TWI).
10. Interrupts: 24 external and internal interrupt sources.
11. Operating Voltage: 1.8V to 5.5V, providing flexibility for different power supply needs.
12. Peripheral Features: Includes programmable watchdog timer, internal oscillator, and Power-on Reset.
13. Package Type: Available in 32-pin TQFP package.
These features make it suitable for embedded applications requiring efficient processing and versatile connectivity options.
1. Core: AVR enhanced RISC architecture, allowing high performance with low power consumption.
2. Clock Speed: Operates at up to 20 MHz.
3. Flash Memory: 16KB of in-system self-programmable Flash memory.
4. SRAM: 1KB.
5. EEPROM: 512 bytes, suitable for non-volatile data storage.
6. I/O Ports: 23 programmable I/O lines.
7. Timers: One 16-bit and two 8-bit Timer/Counters with separate prescalers and compare modes.
8. ADC: 6-channel 10-bit ADC for analog signal input.
9. Communication Interfaces: Includes USART, SPI, and I2C (TWI).
10. Interrupts: 24 external and internal interrupt sources.
11. Operating Voltage: 1.8V to 5.5V, providing flexibility for different power supply needs.
12. Peripheral Features: Includes programmable watchdog timer, internal oscillator, and Power-on Reset.
13. Package Type: Available in 32-pin TQFP package.
These features make it suitable for embedded applications requiring efficient processing and versatile connectivity options.
Pinout
The ATmega168-20AU is a microcontroller from Microchip Technology, part of the AVR family. It comes in a TQFP (Thin Quad Flat Package) with a pin count of 32.
The device includes several functional features:
- Ports: It has 23 general-purpose I/O pins across ports B, C, and D.
- Timers/Counters: The microcontroller has two 8-bit and one 16-bit timer/counter.
- Analog: It features a 10-bit ADC with up to 8 channels.
- Communication Interfaces: It supports USART, SPI, and I2C (TWI).
- Interrupts: It offers external and pin change interrupts.
- Memory: The device has 16 KB of Flash memory, 1 KB of SRAM, and 512 bytes of EEPROM.
- Oscillators: It supports internal and external clock sources, with a maximum operating frequency of 20 MHz.
- Other Features: It includes a Watchdog Timer, Brown-out Detection, and a Power-On Reset circuit.
These features make it suitable for a wide range of applications, from simple control systems to more complex embedded applications.
The device includes several functional features:
- Ports: It has 23 general-purpose I/O pins across ports B, C, and D.
- Timers/Counters: The microcontroller has two 8-bit and one 16-bit timer/counter.
- Analog: It features a 10-bit ADC with up to 8 channels.
- Communication Interfaces: It supports USART, SPI, and I2C (TWI).
- Interrupts: It offers external and pin change interrupts.
- Memory: The device has 16 KB of Flash memory, 1 KB of SRAM, and 512 bytes of EEPROM.
- Oscillators: It supports internal and external clock sources, with a maximum operating frequency of 20 MHz.
- Other Features: It includes a Watchdog Timer, Brown-out Detection, and a Power-On Reset circuit.
These features make it suitable for a wide range of applications, from simple control systems to more complex embedded applications.
Manufacturer
The ATMEGA168-20AU is manufactured by Microchip Technology Inc. This company is a leading provider of microcontroller and analog semiconductors, offering a broad range of embedded control solutions. Microchip Technology is known for its expertise in microcontroller and integrated circuit design, serving various industries including automotive, consumer electronics, industrial, and communications. They provide comprehensive design environments and support to facilitate the development of a wide range of applications, helping engineers and developers achieve efficient and innovative solutions.
Application
The ATmega168-20AU is an 8-bit microcontroller commonly used in various applications due to its versatility and efficiency. Key application areas include:
1. Embedded Systems: Used in small-scale embedded systems for automation and control tasks.
2. Consumer Electronics: Integral in devices like remote controls, home appliances, and toys.
3. Automotive: Employed in systems like TPMS (Tire Pressure Monitoring System) and dashboard controls.
4. Industrial Automation: Utilized in sensors, actuators, and machine controllers.
5. IoT Devices: Acts as a core in IoT applications requiring connectivity and data processing.
6. Educational Platforms: Popular in DIY electronics projects and educational kits like Arduino.
Its low power consumption and robust performance make it suitable for a range of low-power and cost-sensitive applications.
1. Embedded Systems: Used in small-scale embedded systems for automation and control tasks.
2. Consumer Electronics: Integral in devices like remote controls, home appliances, and toys.
3. Automotive: Employed in systems like TPMS (Tire Pressure Monitoring System) and dashboard controls.
4. Industrial Automation: Utilized in sensors, actuators, and machine controllers.
5. IoT Devices: Acts as a core in IoT applications requiring connectivity and data processing.
6. Educational Platforms: Popular in DIY electronics projects and educational kits like Arduino.
Its low power consumption and robust performance make it suitable for a range of low-power and cost-sensitive applications.
Package
The ATMEGA168-20AU is a microcontroller from Microchip Technology, packaged in a 32-pin TQFP (Thin Quad Flat Package).
