Semiconductors – Mouser Austria

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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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Part #

8-bit Microcontrollers - MCU 16 MHz, 85DEG

ATMEGA64M1-AU
Microchip Technology
1: € 5,93
26 199In Stock

Mfr. Part No.
ATMEGA64M1-AU

Mouser Part No
556-ATMEGA64M1-AU

Microchip Technology

8-bit Microcontrollers - MCU 16 MHz, 85DEG

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Datasheet

26 199In Stock

€ 5,93

€ 5,37

€ 4,94

€ 4,91

Min.: 1
Mult.: 1

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

ATMEGA644-20MUR
Microchip Technology
1: € 6,04
6 306In Stock

Mfr. Part No.
ATMEGA644-20MUR

Mouser Part No
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

€ 6,04

€ 5,87

€ 5,56

€ 5,55

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€ 4,99

Min.: 1
Mult.: 1

: 4 000

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-MU
Microchip Technology
1: € 4,76
431In Stock

Mfr. Part No.
ATMEGA644A-MU

Mouser Part No
556-ATMEGA644A-MU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

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Datasheet

431In Stock

€ 4,76

€ 4,35

€ 3,94

Min.: 1
Mult.: 1

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

ATMEGA640V-8AU
Microchip Technology
1: € 8,09
805In Stock

Mfr. Part No.
ATMEGA640V-8AU

Mouser Part No
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

€ 8,09

€ 7,77

€ 7,34

Min.: 1
Mult.: 1

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

ATMEGA644-20AUR
Microchip Technology
1: € 6,04
3 863In Stock

Mfr. Part No.
ATMEGA644-20AUR

Mouser Part No
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

€ 6,04

€ 5,87

€ 5,56

€ 5,55

€ 4,99

Reel

€ 4,99

Min.: 1
Mult.: 1

: 2 000

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

ATMEGA649-16AUR
Microchip Technology
1: € 8,39
2 000In Stock

Mfr. Part No.
ATMEGA649-16AUR

Mouser Part No
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

€ 8,39

€ 7,51

€ 7,49

€ 7,34

Reel

€ 7,34

Min.: 1
Mult.: 1

: 1 000

8-bit Microcontrollers - MCU 16MHz 105C

ATMEGA64A-ANR
Microchip Technology
1: € 5,22
1 662In Stock

Mfr. Part No.
ATMEGA64A-ANR

Mouser Part No
556-ATMEGA64A-ANR

Microchip Technology

8-bit Microcontrollers - MCU 16MHz 105C

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Datasheet

1 662In Stock

Cut Tape

€ 5,22

€ 5,07

€ 4,60

Reel

€ 4,33

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

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

ATMEGA645-16AU
Microchip Technology
1: € 6,76
267In Stock

Mfr. Part No.
ATMEGA645-16AU

Mouser Part No
556-ATMEGA645-16AU

Microchip Technology

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

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Datasheet

267In Stock

€ 6,76

€ 6,18

€ 5,61

€ 5,60

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 16MHz MLF 105C

ATMEGA64A-MN
Microchip Technology
1: € 5,07
98In Stock

Mfr. Part No.
ATMEGA64A-MN

Mouser Part No
556-ATMEGA64A-MN

Microchip Technology

8-bit Microcontrollers - MCU 16MHz MLF 105C

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Datasheet

98In Stock

€ 5,07

€ 4,82

€ 4,78

€ 4,76

View

Min.: 1
Mult.: 1

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

ATMEGA645A-AUR
Microchip Technology
1: € 5,66
960In Stock

Mfr. Part No.
ATMEGA645A-AUR

Mouser Part No
556-ATMEGA645A-AUR

Microchip Technology

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

Learn More

Datasheet

960In Stock

Cut Tape

€ 5,66

€ 5,51

€ 5,21

€ 5,01

Reel

€ 4,69

Quote

Min.: 1
Mult.: 1

: 1 000

8-bit Microcontrollers - MCU AVR 64 KB FL 2 KB EE 4KB RAM 16 MHZ GRN

ATMEGA644PA-MN
Microchip Technology
1: € 6,30
6In Stock
360Expected 08/10/2026

Mfr. Part No.
ATMEGA644PA-MN

Mouser Part No
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

6In Stock

360Expected 08/10/2026

€ 6,30

€ 5,83

€ 5,44

Min.: 1
Mult.: 1

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

ATMEGA645P-MU
Microchip Technology
1: € 6,05
1 300In Stock

Mfr. Part No.
ATMEGA645P-MU

Mouser Part No
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

€ 6,05

€ 5,54

€ 5,01

€ 4,99

Min.: 1
Mult.: 1

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

ATMEGA649-16MU
Microchip Technology
1: € 8,23
258In Stock

Mfr. Part No.
ATMEGA649-16MU

Mouser Part No
556-ATMEGA649-16MU

Microchip Technology

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

Learn More

Datasheet

258In Stock

€ 8,23

€ 7,55

€ 6,84

€ 6,83

Min.: 1
Mult.: 1

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

ATMEGA644PV-10MU
Microchip Technology
1: € 6,06
200In Stock

Mfr. Part No.
ATMEGA644PV-10MU

Mouser Part No
556-ATMEGA644PV-10MU

Microchip Technology

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

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Datasheet

200In Stock

€ 6,06

€ 5,56

€ 5,02

€ 5,01

Min.: 1
Mult.: 1

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

ATMEGA64L-8AQR
Microchip Technology
1: € 9,15
747In Stock

Mfr. Part No.
ATMEGA64L-8AQR

Mouser Part No
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

€ 9,15

€ 8,92

€ 8,91

€ 8,90

€ 8,21

Reel

€ 7,59

Min.: 1
Mult.: 1

: 1 000

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

ATMEGA645-16AUR
Microchip Technology
1: € 6,91
748In Stock

Mfr. Part No.
ATMEGA645-16AUR

Mouser Part No
556-ATMEGA645-16AUR

Microchip Technology

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

Learn More

Datasheet

748In Stock

Cut Tape

€ 6,91

€ 6,20

€ 6,19

Reel

€ 6,17

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: € 6,76
176In Stock

Mfr. Part No.
ATMEGA645V-8AU

Mouser Part No
556-ATMEGA645V8AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC 1.8V

Learn More

Datasheet

176In Stock

€ 6,76

€ 6,31

€ 6,30

Quote

Min.: 1
Mult.: 1

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

ATMEGA644PA-AUR
Microchip Technology
1: € 5,68
2 495In Stock

Mfr. Part No.
ATMEGA644PA-AUR

Mouser Part No
556-ATMEGA644PA-AUR

Microchip Technology

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

Learn More

Datasheet

2 495In Stock

Cut Tape

€ 5,68

€ 5,25

€ 5,20

€ 5,18

View

Reel

€ 4,71

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

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

ATMEGA64A-MUR
Microchip Technology
1: € 5,09
6 275In Stock

Mfr. Part No.
ATMEGA64A-MUR

Mouser Part No
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

€ 5,09

€ 4,96

Reel

€ 4,23

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: € 9,03
2 732In Stock

Mfr. Part No.
ATMEGA64L-8MUR

Mouser Part No
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

€ 9,03

€ 9,02

Reel

€ 8,51

Quote

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: € 8,84
479In Stock

Mfr. Part No.
ATMEGA640-16AU

Mouser Part No
556-ATMEGA640-16AU

Microchip Technology

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

Learn More

Datasheet

479In Stock

€ 8,84

Min.: 1
Mult.: 1

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

ATMEGA640-16AUR
Microchip Technology
1: € 9,01
679In Stock

Mfr. Part No.
ATMEGA640-16AUR

Mouser Part No
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

€ 9,01

€ 8,30

€ 8,21

€ 8,15

View

Reel

€ 7,46

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: € 9,01
872In Stock

Mfr. Part No.
ATMEGA640V-8AUR

Mouser Part No
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

€ 9,01

€ 8,78

€ 7,48

Reel

€ 7,48

Min.: 1
Mult.: 1

: 1 500

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-AU
Microchip Technology
1: € 4,76
953In Stock
2 080Expected 28/09/2026

Mfr. Part No.
ATMEGA644A-AU

Mouser Part No
556-ATMEGA644A-AU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

953In Stock

2 080Expected 28/09/2026

€ 4,76

€ 4,35

€ 3,94

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-AUR
Microchip Technology
1: € 4,88
558In Stock

Mfr. Part No.
ATMEGA644A-AUR

Mouser Part No
556-ATMEGA644A-AUR

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Learn More

Datasheet

558In Stock

Cut Tape

€ 4,88

€ 4,76

€ 4,05

Reel

€ 4,05

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

ATmega644PA 8-bit AVR® Microcontrollers

Types of Semiconductors

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