ATTINY817-MN Microchip Technology IC MCU 8BIT 8KB FLASH 24QFN

The ATTINY817-MN is an 8-bit microcontroller from Microchip Technology, featuring 8KB of flash memory. Below are additional specifications regarding this microcontroller:


  • Manufacturer: Microchip Technology
  • Part Number: ATTINY817-MN
  • Type: MCU (Microcontroller Unit)
  • Architecture: 8-bit AVR MCU
  • Flash Memory: 8KB
  • RAM: 512B
  • Operating Voltage Range: 1.8V to 5.5V
  • Package/Case: 24-QFN (Quad Flat No-leads)
  • Features: 20MHz precision internal oscillator, 18 programmable I/O lines, 16-channel 10-bit ADC, Event System, Configurable Custom Logic (CCL), 24-bit real-time counter, Peripheral Touch Controller (PTC), USART, SPI, TWI (I2C), 16-bit Timer/Counter, 24-bit Timer/Counter
  • DataSheet ATTINY817-MN PDF


The ATTINY817-MN is ideal for a range of compact, low-power, and cost-sensitive embedded applications, where a balance between performance and energy efficiency is crucial.


This microcontroller is suitable for various applications including:

  • Sensor interfacing and control
  • IoT (Internet of Things) devices
  • Wearable electronics
  • Portable and battery-powered devices
  • Smart home automation
  • Consumer electronics
  • Industrial control

Development and Prototyping:

Microchip provides a comprehensive development ecosystem for this microcontroller family, featuring Atmel Studio, Xplained Mini evaluation kits, and peripheral boards, as well as various support documents and example code.


The ATTINY817-MN features a Peripheral Touch Controller (PTC), aimed at simplifying the integration of capacitive touch functionality into designs. Furthermore, it includes a Configurable Custom Logic module along with the Event System, offering a high level of versatility and customization.

Low-Power Operation:

As with many of Microchip's microcontrollers, this model supports various low-power modes, making it suitable for battery-operated or energy-efficient electronics.

This microcontroller can be an excellent choice for developers seeking a compact, low-power yet versatile microcontroller solution with advanced features. It is always advisable to refer to the latest datasheets and documentation to ensure the MCU's applicability for a specific project.

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