ATMEGA644PV-10PU
ATMEGA644PV-20AU
ATMEGA644RFR2-ZF
ATMEGA644RFR2-ZFR
ATMEGA644RFR2-ZU
ATMEGA644RFR2-ZUR
ATMEGA644V-10AU
ATMEGA644V-10AUR
ATMEGA644V-10MU
ATMEGA644V-10MUR