Semiconductors – Mouser Japan

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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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Types of Semiconductors

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Part #

8-bit Microcontrollers - MCU 16 MHz, 85DEG

ATMEGA64M1-AU
Microchip Technology
1: ¥1,144.4
26,199In Stock

Mfr. Part #
ATMEGA64M1-AU

Mouser Part #
556-ATMEGA64M1-AU

Microchip Technology

8-bit Microcontrollers - MCU 16 MHz, 85DEG

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Datasheet

26,199In Stock

¥1,144.4

¥1,049.8

¥953.4

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: ¥1,126.2
366In 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

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Datasheet

366In Stock

¥1,126.2

¥1,029.8

¥933.5

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND

ATMEGA644-20MUR
Microchip Technology
1: ¥1,166
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

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Datasheet

6,306In Stock

Cut Tape

¥1,166

¥1,134.5

Reel

¥965

Min.: 1
Mult.: 1

: 4,000

8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-8MHZ 1.8V

ATMEGA640V-8AU
Microchip Technology
1: ¥1,707.5
805In Stock

Mfr. Part #
ATMEGA640V-8AU

Mouser Part #
556-ATMEGA640V8AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-8MHZ 1.8V

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Datasheet

805In Stock

¥1,707.5

¥1,566.3

¥1,418.5

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-MU
Microchip Technology
1: ¥918.5
431In Stock

Mfr. Part #
ATMEGA644A-MU

Mouser Part #
556-ATMEGA644A-MU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

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Datasheet

431In Stock

¥918.5

¥840.5

¥760.7

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD16MHz,5

ATMEGA649-16AUR
Microchip Technology
1: ¥1,621.1
2,000In 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

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Datasheet

2,000In Stock

Cut Tape

¥1,621.1

¥1,584.6

Reel

¥1,347.1

Min.: 1
Mult.: 1

: 1,000

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND

ATMEGA644-20AUR
Microchip Technology
1: ¥1,166
3,863In Stock

Mfr. Part #
ATMEGA644-20AUR

Mouser Part #
556-ATMEGA644-20AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLSH 4K SRAM 2KB EE-20MHZ 5V IND

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Datasheet

3,863In Stock

Cut Tape

¥1,166

¥1,134.5

Reel

¥965

Min.: 1
Mult.: 1

: 2,000

8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 54 I/O Pins

ATMEGA645-16AU
Microchip Technology
1: ¥1,305.5
267In Stock

Mfr. Part #
ATMEGA645-16AU

Mouser Part #
556-ATMEGA645-16AU

Microchip Technology

8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 54 I/O Pins

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Datasheet

267In Stock

¥1,305.5

¥1,194.3

¥1,083

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND

ATMEGA649A-AUR
Microchip Technology
1: ¥1,197.6
1,525In Stock

Mfr. Part #
ATMEGA649A-AUR

Mouser Part #
556-ATMEGA649A-AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND

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Datasheet

1,525In Stock

Cut Tape

¥1,197.6

¥1,164.4

Reel

¥994.9

Min.: 1
Mult.: 1

: 1,000

8-bit Microcontrollers - MCU 16MHz 105C

ATMEGA64A-ANR
Microchip Technology
1: ¥1,008.2
1,662In Stock

Mfr. Part #
ATMEGA64A-ANR

Mouser Part #
556-ATMEGA64A-ANR

Microchip Technology

8-bit Microcontrollers - MCU 16MHz 105C

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Datasheet

1,662In Stock

Cut Tape

¥1,008.2

¥980

Reel

¥835.5

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

8-bit Microcontrollers - MCU 16MHz MLF 105C

ATMEGA64A-MN
Microchip Technology
1: ¥978.3
98In Stock

Mfr. Part #
ATMEGA64A-MN

Mouser Part #
556-ATMEGA64A-MN

Microchip Technology

8-bit Microcontrollers - MCU 16MHz MLF 105C

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Datasheet

98In Stock

¥978.3

¥895.3

¥808.9

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz, IND

ATMEGA645P-MU
Microchip Technology
1: ¥1,167.7
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

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Datasheet

1,300In Stock

¥1,167.7

¥1,069.7

¥968.4

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM

ATMEGA644PV-10MU
Microchip Technology
1: ¥1,171
200In Stock

Mfr. Part #
ATMEGA644PV-10MU

Mouser Part #
556-ATMEGA644PV-10MU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM

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Datasheet

200In Stock

¥1,171

¥1,073

¥970

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD

ATMEGA649-16MU
Microchip Technology
1: ¥1,589.6
258In Stock

Mfr. Part #
ATMEGA649-16MU

Mouser Part #
556-ATMEGA649-16MU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD

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Datasheet

258In Stock

¥1,589.6

¥1,458.4

¥1,320.5

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz, 5V

ATMEGA645-16AUR
Microchip Technology
1: ¥1,335.4
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

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Datasheet

748In Stock

Cut Tape

¥1,335.4

¥1,297.2

Reel

¥1,109.5

Min.: 1
Mult.: 1

: 1,000

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-8MHz, EXT

ATMEGA64L-8AQR
Microchip Technology
1: ¥1,767.3
747In 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

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Datasheet

747In Stock

Cut Tape

¥1,767.3

¥1,724.1

Reel

¥1,466.7

Min.: 1
Mult.: 1

: 1,000

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND

ATMEGA645A-AUR
Microchip Technology
1: ¥1,092.9
960In Stock

Mfr. Part #
ATMEGA645A-AUR

Mouser Part #
556-ATMEGA645A-AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND

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Datasheet

960In Stock

Cut Tape

¥1,092.9

¥1,066.4

Reel

¥906.9

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: ¥1,305.5
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

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Datasheet

176In Stock

¥1,305.5

¥1,194.3

¥1,083

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-16MHz IND

ATMEGA64A-AUR
Microchip Technology
1: ¥983.3
2,721In Stock
4,000Expected 10/2/2026

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

Datasheet

2,721In Stock

4,000Expected 10/2/2026

Cut Tape

¥983.3

¥958.4

Reel

¥817.2

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: ¥983.3
6,275In 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

Datasheet

6,275In Stock

Cut Tape

¥983.3

¥958.4

Reel

¥817.2

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-8MHz, IND

ATMEGA64L-8MUR
Microchip Technology
1: ¥1,742.4
2,732In 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

Datasheet

2,732In Stock

Cut Tape

¥1,742.4

¥1,699.2

Reel

¥1,446.7

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

8-bit Microcontrollers - MCU 64kB Flash 4kB EEPROM 86 I/O Pins

ATMEGA640-16AU
Microchip Technology
1: ¥1,707.5
479In Stock

Mfr. Part #
ATMEGA640-16AU

Mouser Part #
556-ATMEGA640-16AU

Microchip Technology

8-bit Microcontrollers - MCU 64kB Flash 4kB EEPROM 86 I/O Pins

Learn More

Datasheet

479In Stock

¥1,707.5

¥1,566.3

¥1,418.5

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64K FLSH 8K SRAM 4KB EE-16MHZ 5V IND

ATMEGA640-16AUR
Microchip Technology
1: ¥1,740.7
679In 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

Datasheet

679In Stock

Cut Tape

¥1,740.7

¥1,695.9

Reel

¥1,445.1

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: ¥1,740.7
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

Datasheet

872In Stock

Cut Tape

¥1,740.7

¥1,695.9

Reel

¥1,445.1

Min.: 1
Mult.: 1

: 1,500

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-AU
Microchip Technology
1: ¥918.5
932In Stock
2,080Expected 9/28/2026

Mfr. Part #
ATMEGA644A-AU

Mouser Part #
556-ATMEGA644A-AU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

932In Stock

2,080Expected 9/28/2026

¥918.5

¥840.5

¥760.7

Min.: 1
Mult.: 1

ATmega644PA 8-bit AVR® Microcontrollers

Types of Semiconductors

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