ATMEGA88PA-AU Microchip Technology IC MCU 8BIT 8KB FLASH 32TQFP


The ATmega88PA-AU is an 8-bit microcontroller manufactured by Microchip Technology (formerly Atmel). Here are the specific details for this microcontroller:


  • Manufacturer: Microchip Technology
  • Part Number: ATmega88PA-AU
  • Type: MCU (Microcontroller Unit)
  • Architecture: 8-bit AVR MCU
  • Flash Memory: 8KB
  • SRAM: 1KB
  • EEPROM: 512 Bytes
  • Operating Voltage Range: 1.8V to 5.5V
  • Package/Case: 32-TQFP (Thin Quad Flat Package)
  • Features: 28 general-purpose I/O lines, 10-bit ADC, USART, SPI, Two-wire Interface (I2C), 3 Timers, 3 PWM channels, Brown-out Detector, Watchdog Timer, Internal Oscillator, Programmable Watchdog Timer with Separate On-chip Oscillator, and plenty of other features for robust performance.
  • DataSheet



The ATmega88PA-AU is designed for a wide range of embedded control and processing applications that require a balance of processing power, low-power consumption, and a versatile set of peripherals.


This microcontroller is suitable for various applications across industries. Some typical applications include:

  • Embedded control systems
  • Sensor interfacing
  • Industrial automation
  • Consumer electronics
  • Home automation
  • Automotive systems
  • Robotics
  • DIY projects

Development and Prototyping:

Microchip provides a comprehensive development ecosystem for the ATmega88PA-AU, including Atmel Studio, development boards, and associated support documents. Various evaluation kits and tools are available to support development and prototyping efforts.


The ATmega88PA-AU features a versatile set of peripherals, including analog-to-digital conversion (ADC), serial communication interfaces (USART, SPI, I2C), timers/counters, and general-purpose I/O pins for flexible interfacing with peripheral devices and external components.

The ATmega88PA-AU provides a robust platform for developers looking for a cost-effective and versatile microcontroller solution with sufficient resources for various embedded applications. As always, it is critical to refer to the most current datasheets and documentation to ensure the MCU's suitability for specific project requirements.