【Atmel】ATMEGA644P-15AZ,MCU AVR 64K FLASH 15MHZ 44-TQFP
【Atmel】ATMEGA644P-15MT,MCU AVR 64K FLASH 15MHZ 44-QFN
【Atmel】ATMEGA644P-15MT1,MCU AVR 64K FLASH 15MHZ 44-QFN
【Atmel】ATMEGA644P-15MZ,MCU AVR 64K FLASH 15MHZ 44-QFN
【Atmel】ATMEGA644P-20AQ,MCU AVR 64K FLASH 20MHZ 44-TQFP
【Atmel】ATMEGA644P-20AQR,MCU AVR 64K FLASH 20MHZ 44QFN
【Atmel】ATMEGA644P-20AU,IC MCU AVR 64K FLASH 44-TQFP
【Atmel】ATMEGA644P-20AUR,MCU AVR 64K FLASH 20MHZ 44TQFP