ATmega644V-10A / ATmega644-20A

Runs a program or controls system peripherals.

Tutorial / documentation

Boards & controllers

Quick documentation & first test preparation

  1. Identify component ATmega644V-10A and its package.
  2. Check power, clock, programming and boot pins.
  3. Choose a manufacturer example and compatible build environment.
  4. Consult the application circuit in the linked documentation before testing.

ATmega644V-10A

10MHz, 64kB Flash, 4kB SRAM, 2kB EEPROM, JTAG, TQFP-44

  • 10MHz, 64kB Flash, 4kB SRAM, 2kB EEPROM, JTAG, TQFP-44
  • Check power, clock, programming and boot pins.
  • Choose a manufacturer example and compatible build environment.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

ATmega644-20A

20MHz, 64kB Flash, 4kB SRAM, 2kB EEPROM, JTAG, TQFP-44

  • 20MHz, 64kB Flash, 4kB SRAM, 2kB EEPROM, JTAG, TQFP-44
  • Check power, clock, programming and boot pins.
  • Choose a manufacturer example and compatible build environment.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation