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ATmega644PA 8-bit AVR® Microcontrollers

Microchip ATmega644PA 8-bit AVR^® CMOS Microcontrollers are low-power and based on the AVR^® enhanced RISC architecture. The Atmel ATmega644PA is a powerful 8-bit microcontroller, that offers excellent flexibility and a cost-effective solution to a wide range of embedded control applications.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (KRW) Filter the results in the table by unit price based on your quantity.	Qty.
8-bit Microcontrollers - MCU 16 MHz, 85DEG ATMEGA64M1-AU Microchip Technology 1: ₩9,709.4 24,812In Stock	Mfr. Part # ATMEGA64M1-AU Mouser Part # 556-ATMEGA64M1-AU	Microchip Technology	8-bit Microcontrollers - MCU 16 MHz, 85DEG Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	24,812In Stock	₩9,709.4 ₩8,835.7 ₩8,807.5 ₩8,088.8 View ₩7,990.2 ₩7,976.1 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN ATMEGA644PA-MN Microchip Technology 1: ₩9,554.4 342In Stock	Mfr. Part # ATMEGA644PA-MN Mouser Part # 556-ATMEGA644PA-MN	Microchip Technology	8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	342In Stock	₩9,554.4 ₩8,737 ₩7,919.7	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND ATMEGA644-20MUR Microchip Technology 1: ₩9,892.6 6,306In Stock	Mfr. Part # ATMEGA644-20MUR Mouser Part # 556-ATMEGA644-20MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	6,306In Stock	Cut Tape ₩9,892.6 ₩9,624.8 ₩9,089.3 Reel ₩8,074.7	Min.: 1 Mult.: 1 : 4,000
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-MU Microchip Technology 1: ₩7,792.9 371In Stock	Mfr. Part # ATMEGA644A-MU Mouser Part # 556-ATMEGA644A-MU	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	371In Stock	₩7,792.9 ₩7,130.6 ₩6,454.1 ₩6,440	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 54 I/O Pins ATMEGA645-16AU Microchip Technology 1: ₩11,076.3 266In Stock	Mfr. Part # ATMEGA645-16AU Mouser Part # 556-ATMEGA645-16AU	Microchip Technology	8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 54 I/O Pins Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	266In Stock	₩11,076.3 ₩10,132.1 ₩9,188	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP ATMEGA644PA-AN Microchip Technology 1: ₩9,469.8 735In Stock	Mfr. Part # ATMEGA644PA-AN Mouser Part # 556-ATMEGA644PA-AN	Microchip Technology	8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	735In Stock	₩9,469.8 ₩8,666.6 ₩7,849.2	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 16MHz MLF 105C ATMEGA64A-MN Microchip Technology 1: ₩8,300.2 98In Stock	Mfr. Part # ATMEGA64A-MN Mouser Part # 556-ATMEGA64A-MN	Microchip Technology	8-bit Microcontrollers - MCU 16MHz MLF 105C Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	98In Stock	₩8,300.2 ₩7,595.6 ₩6,862.8	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-AUR Microchip Technology 1: ₩7,990.2 558In Stock	Mfr. Part # ATMEGA644A-AUR Mouser Part # 556-ATMEGA644A-AUR	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	558In Stock	Cut Tape ₩7,990.2 ₩7,807 Reel ₩6,637.3 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz, IND ATMEGA645P-MU Microchip Technology 1: ₩9,906.7 1,300In Stock	Mfr. Part # ATMEGA645P-MU Mouser Part # 556-ATMEGA645P-MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz, IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	1,300In Stock	₩9,906.7 ₩9,075.2 ₩8,131.1 ₩8,074.7 ₩8,046.5	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ATMEGA644PV-10MU Microchip Technology 1: ₩9,934.9 200In Stock	Mfr. Part # ATMEGA644PV-10MU Mouser Part # 556-ATMEGA644PV-10MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	200In Stock	₩9,934.9 ₩9,103.4 ₩8,229.7 ₩8,215.6 View ₩8,201.5 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-8MHz, IND ATMEGA64L-8MUR Microchip Technology 1: ₩14,782.5 732In Stock	Mfr. Part # ATMEGA64L-8MUR Mouser Part # 556-ATMEGA64L-8MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-8MHz, IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	732In Stock	Cut Tape ₩14,782.5 ₩14,416.1 ₩13,302.8 Reel ₩13,049.2 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-8MHz, EXT ATMEGA64L-8AQR Microchip Technology 1: ₩14,993.9 707In Stock	Mfr. Part # ATMEGA64L-8AQR Mouser Part # 556-ATMEGA64L-8AQR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-8MHz, EXT Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	707In Stock	Cut Tape ₩14,993.9 ₩14,627.5 ₩13,866.5 Reel ₩12,443.2 Quote Quote	Min.: 1 Mult.: 1 : 1,000
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz, 5V ATMEGA645-16AUR Microchip Technology 1: ₩11,330 748In Stock	Mfr. Part # ATMEGA645-16AUR Mouser Part # 556-ATMEGA645-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz, 5V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	748In Stock	Cut Tape ₩11,330 ₩11,005.9 ₩10,202.6 Reel ₩9,737.6 Quote Quote	Min.: 1 Mult.: 1 : 1,000
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD16MHz,5 ATMEGA649-16AUR Microchip Technology 1: ₩13,753.8 1,300In Stock	Mfr. Part # ATMEGA649-16AUR Mouser Part # 556-ATMEGA649-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD16MHz,5 Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	1,300In Stock	Cut Tape ₩13,753.8 ₩13,443.8 ₩12,457.3 Reel ₩11,527.3	Min.: 1 Mult.: 1 : 1,000
8-bit Microcontrollers - MCU 16MHz 105C ATMEGA64A-ANR Microchip Technology 1: ₩8,553.8 1,662In Stock	Mfr. Part # ATMEGA64A-ANR Mouser Part # 556-ATMEGA64A-ANR	Microchip Technology	8-bit Microcontrollers - MCU 16MHz 105C Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	1,662In Stock	Cut Tape ₩8,553.8 ₩8,314.3 ₩7,807 Reel ₩7,003.7 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC 1.8V ATMEGA645V-8AU Microchip Technology 1: ₩11,076.3 176In Stock	Mfr. Part # ATMEGA645V-8AU Mouser Part # 556-ATMEGA645V8AU	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC 1.8V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	176In Stock	₩11,076.3 ₩10,132.1 ₩9,188	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND ATMEGA644PA-AUR Microchip Technology 1: ₩9,300.7 4,029In Stock	Mfr. Part # ATMEGA644PA-AUR Mouser Part # 556-ATMEGA644PA-AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB RAM-20MHz IND Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	4,029In Stock	Cut Tape ₩9,300.7 ₩9,089.3 Reel ₩7,722.4 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz IND ATMEGA64A-AUR Microchip Technology 1: ₩8,342.5 6,594In Stock	Mfr. Part # ATMEGA64A-AUR Mouser Part # 556-ATMEGA64A-AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	6,594In Stock	Cut Tape ₩8,342.5 ₩8,131.1 Reel ₩6,933.3 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz, IND ATMEGA64A-MUR Microchip Technology 1: ₩8,342.5 5,125In Stock	Mfr. Part # ATMEGA64A-MUR Mouser Part # 556-ATMEGA64A-MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz, IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	5,125In Stock	Cut Tape ₩8,342.5 ₩8,131.1 Reel ₩6,933.3 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-16MHZ 5V IND ATMEGA640-16AUR Microchip Technology 1: ₩14,768.4 669In Stock	Mfr. Part # ATMEGA640-16AUR Mouser Part # 556-ATMEGA640-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-16MHZ 5V IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	669In Stock	Cut Tape ₩14,768.4 ₩14,387.9 Reel ₩12,260 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-8MHZ 1.8V IND ATMEGA640V-8AUR Microchip Technology 1: ₩14,768.4 872In Stock	Mfr. Part # ATMEGA640V-8AUR Mouser Part # 556-ATMEGA640V-8AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-8MHZ 1.8V IND Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	872In Stock	Cut Tape ₩14,768.4 ₩14,387.9 Reel ₩12,260	Min.: 1 Mult.: 1 : 1,500
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-AU Microchip Technology 1: ₩7,792.9 2,373In Stock	Mfr. Part # ATMEGA644A-AU Mouser Part # 556-ATMEGA644A-AU	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	2,373In Stock	₩7,792.9 ₩7,130.6 ₩6,454.1	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 20 MHz Ind Temp ATMEGA644A-PU Microchip Technology 1: ₩8,314.3 12In Stock 390Expected 11/18/2026	Mfr. Part # ATMEGA644A-PU Mouser Part # 556-ATMEGA644A-PU	Microchip Technology	8-bit Microcontrollers - MCU 20 MHz Ind Temp Learn More about Microchip Technology microchip megaavr 8 bit mcus	Datasheet	12In Stock 390Expected 11/18/2026	₩8,314.3 ₩7,609.7 ₩6,891	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V ATMEGA644P-20MU Microchip Technology 1: ₩9,934.9 516In Stock	Mfr. Part # ATMEGA644P-20MU Mouser Part # 556-ATMEGA644P-20MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	516In Stock	₩9,934.9 ₩9,103.4 ₩8,229.7	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V ATMEGA644P-20PU Microchip Technology 1: ₩10,554.9 275In Stock	Mfr. Part # ATMEGA644P-20PU Mouser Part # 556-ATMEGA644P-20PU	Microchip Technology	8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE 20MHZ 5V Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	275In Stock	₩10,554.9 ₩9,667.1 ₩8,765.2	Min.: 1 Mult.: 1

ATmega644PA 8-bit AVR® Microcontrollers

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ATmega644PA 8-bit AVR® Microcontrollers

Types of Semiconductors