Specifications
| Attribute | Value |
| 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 | 8KB (4K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 512 x 8 |
| RAMSize | 1K x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.8V ~ 5.5V |
| DataConverters | A/D 8x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-TQFP |
Overview
Description
The ATMEGA88A-AU is an 8-bit microcontroller from Microchip Technology, part of the AVR family. It is designed for embedded systems and is widely used in various applications due to its balance of performance, power efficiency, and cost-effectiveness. Key features include:
1. CPU and Memory: It features an AVR CPU core with 8KB of flash memory, 1KB SRAM, and 512 bytes EEPROM.
2. Operating Voltage: The microcontroller operates at 1.8V to 5.5V, making it versatile for different power environments.
3. Speed: It can run at a maximum clock speed of 20 MHz.
4. Peripherals: Equipped with multiple peripherals including USART, SPI, and I2C for communication, as well as ADC for analog signal processing.
5. Timers and Counters: Includes three Timer/Counters with PWM capabilities for generating precise timing and control.
6. GPIO: Offers 23 programmable I/O lines.
7. Power Management: Features power-saving modes to enhance battery life in portable applications.
Its combination of capabilities makes the ATMEGA88A-AU suitable for a variety of applications such as consumer electronics, automotive, and industrial automation.
1. CPU and Memory: It features an AVR CPU core with 8KB of flash memory, 1KB SRAM, and 512 bytes EEPROM.
2. Operating Voltage: The microcontroller operates at 1.8V to 5.5V, making it versatile for different power environments.
3. Speed: It can run at a maximum clock speed of 20 MHz.
4. Peripherals: Equipped with multiple peripherals including USART, SPI, and I2C for communication, as well as ADC for analog signal processing.
5. Timers and Counters: Includes three Timer/Counters with PWM capabilities for generating precise timing and control.
6. GPIO: Offers 23 programmable I/O lines.
7. Power Management: Features power-saving modes to enhance battery life in portable applications.
Its combination of capabilities makes the ATMEGA88A-AU suitable for a variety of applications such as consumer electronics, automotive, and industrial automation.
Equivalent
Equivalent products to the ATMEGA88A-AU chip are generally other microcontrollers with similar specifications and features. These include the ATmega88PA, ATmega48A, and ATmega168A. These microcontrollers are part of the AVR family by Microchip Technology and typically have similar pin configurations, memory sizes, and peripheral features, making them suitable replacements depending on the specific requirements of the application. Always check the datasheets for compatibility before making substitutions.
Features
The ATMEGA88A-AU is an 8-bit microcontroller from Microchip Technology, based on the AVR RISC architecture. It features 8KB of Flash memory, 1KB of SRAM, and 512 bytes of EEPROM. The device operates with a clock frequency of up to 20 MHz.
Key features include:
- 23 general-purpose I/O pins.
- Peripheral features like a 10-bit ADC with up to 8 channels, a programmable Watchdog Timer with internal oscillator, and a 6-channel 8-bit PWM.
- Communication interfaces include SPI, I²C (TWI), and USART.
- Low power consumption with various sleep modes and a power-on reset and programmable brown-out detection.
- Operating voltage ranges from 1.8V to 5.5V.
The microcontroller is suitable for applications requiring moderate flash, RAM, and EEPROM in a compact package, and it is commonly used in embedded systems, consumer electronics, and industrial control applications.
Key features include:
- 23 general-purpose I/O pins.
- Peripheral features like a 10-bit ADC with up to 8 channels, a programmable Watchdog Timer with internal oscillator, and a 6-channel 8-bit PWM.
- Communication interfaces include SPI, I²C (TWI), and USART.
- Low power consumption with various sleep modes and a power-on reset and programmable brown-out detection.
- Operating voltage ranges from 1.8V to 5.5V.
The microcontroller is suitable for applications requiring moderate flash, RAM, and EEPROM in a compact package, and it is commonly used in embedded systems, consumer electronics, and industrial control applications.
Pinout
The ATMEGA88A-AU is a microcontroller from Microchip Technology (formerly Atmel) and is part of the AVR family. It is housed in a 32-pin TQFP (Thin Quad Flat Package). The microcontroller includes various features and functionalities, such as:
1. I/O Ports: It has 23 programmable I/O lines.
2. Timers/Counters: Three timer/counters with compare modes; one 16-bit and two 8-bit.
3. ADC: A 10-bit ADC with up to 6 channels.
4. USART: Supports asynchronous and synchronous serial communication.
5. TWI (I2C): Two-wire serial interface.
6. SPI: Serial Peripheral Interface for high-speed synchronous data transfer.
7. PWM: Pulse Width Modulation channels.
8. Analog Comparator: For comparing analog voltages.
9. Watchdog Timer: For system reset on error.
10. Internal Oscillator: Has an internal calibrated oscillator.
The ATmega88A features a low-power consumption design and operates at a maximum frequency of 20 MHz. It is commonly used in embedded systems due to its balance of capability and cost-effectiveness.
1. I/O Ports: It has 23 programmable I/O lines.
2. Timers/Counters: Three timer/counters with compare modes; one 16-bit and two 8-bit.
3. ADC: A 10-bit ADC with up to 6 channels.
4. USART: Supports asynchronous and synchronous serial communication.
5. TWI (I2C): Two-wire serial interface.
6. SPI: Serial Peripheral Interface for high-speed synchronous data transfer.
7. PWM: Pulse Width Modulation channels.
8. Analog Comparator: For comparing analog voltages.
9. Watchdog Timer: For system reset on error.
10. Internal Oscillator: Has an internal calibrated oscillator.
The ATmega88A features a low-power consumption design and operates at a maximum frequency of 20 MHz. It is commonly used in embedded systems due to its balance of capability and cost-effectiveness.
Manufacturer
The ATMEGA88A-AU is manufactured by Microchip Technology Inc. Microchip is an American semiconductor company that designs and manufactures microcontrollers, memory, and analog semiconductors. The company is known for providing a broad range of embedded control solutions and services. Microchip serves various applications across industries such as automotive, industrial, consumer electronics, and communication, among others.
Application
The ATMEGA88A-AU is a versatile microcontroller commonly used in various applications due to its low power consumption and high performance. Key application areas include:
1. Embedded Systems: Used in small-scale embedded systems for consumer electronics and industrial devices.
2. Automotive: Utilized for control systems and sensor interfacing in automotive applications.
3. Home Automation: Powers smart home devices like thermostats and security systems.
4. IoT Devices: Acts as a core component in Internet of Things applications for data processing and connectivity.
5. Robotics: Controls motor functions and sensor data processing in robotic systems.
6. Consumer Electronics: Integrated into gadgets and appliances for efficient control and operation.
Its ease of use, robust performance, and extensive development support make it suitable for a wide range of applications.
1. Embedded Systems: Used in small-scale embedded systems for consumer electronics and industrial devices.
2. Automotive: Utilized for control systems and sensor interfacing in automotive applications.
3. Home Automation: Powers smart home devices like thermostats and security systems.
4. IoT Devices: Acts as a core component in Internet of Things applications for data processing and connectivity.
5. Robotics: Controls motor functions and sensor data processing in robotic systems.
6. Consumer Electronics: Integrated into gadgets and appliances for efficient control and operation.
Its ease of use, robust performance, and extensive development support make it suitable for a wide range of applications.
Package
The ATMEGA88A-AU is a microcontroller from Microchip Technology, packaged in a 32-pin TQFP (Thin Quad Flat Pack) form factor. This package type is compact and suitable for surface-mount technology, providing reliable performance for a range of embedded applications.
