Semiconductors – Mouser Bulgaria

Skip to Main Content

Part of the TTI Family of Specialists Contact Mouser (Czech Republic) +420 517070880 Feedback

Change Location

English EUR

In Stock RoHS

.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Semiconductors

List Images

Results: 90

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

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

ATMEGA640-16AU
Microchip Technology
1: 8,84 €
1.051In 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

Datasheet

1.051In Stock

8,84 €

8,11 €

7,34 €

Min.: 1
Mult.: 1

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

ATMEGA644P-20AU
Microchip Technology
1: 6,06 €
845In Stock

Mfr. Part No.
ATMEGA644P-20AU

Mouser Part No
556-ATMEGA644P-20AU

Microchip Technology

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

Datasheet

845In Stock

6,06 €

5,56 €

5,02 €

Min.: 1
Mult.: 1

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

ATMEGA644P-20MU
Microchip Technology
1: 6,06 €
1.116In Stock

Mfr. Part No.
ATMEGA644P-20MU

Mouser Part No
556-ATMEGA644P-20MU

Microchip Technology

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

Datasheet

1.116In Stock

6,06 €

5,56 €

5,02 €

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP

ATMEGA644PA-AN
Microchip Technology
1: 5,78 €
780In Stock

Mfr. Part No.
ATMEGA644PA-AN

Mouser Part No
556-ATMEGA644PA-AN

Microchip Technology

8-bit Microcontrollers - MCU 16 MHz, 105C, Green, TQFP

Datasheet

780In Stock

5,78 €

5,29 €

4,79 €

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

ATMEGA644PA-AU
Microchip Technology
1: 5,54 €
Lead-Time 5 Weeks

Mfr. Part No.
ATMEGA644PA-AU

Mouser Part No
556-ATMEGA644PA-AU

Microchip Technology

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

Datasheet

Lead-Time 5 Weeks

5,54 €

5,08 €

4,61 €

Min.: 1
Mult.: 1

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

ATMEGA644PA-AUR
Microchip Technology
1: 5,68 €
1.337In 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

Datasheet

1.337In Stock

Cut Tape

5,68 €

5,20 €

4,71 €

Reel

4,71 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2.000

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

ATMEGA644PA-MU
Microchip Technology
1: 5,54 €
684In Stock

Mfr. Part No.
ATMEGA644PA-MU

Mouser Part No
556-ATMEGA644PA-MU

Microchip Technology

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

Datasheet

684In Stock

5,54 €

5,08 €

4,61 €

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

ATMEGA644PA-PU
Microchip Technology
1: 5,90 €
925In Stock

Mfr. Part No.
ATMEGA644PA-PU

Mouser Part No
556-ATMEGA644PA-PU

Microchip Technology

8-bit Microcontrollers - MCU 64K Flash 2K EEPROM 4K SRAM 32 IO Pins

Datasheet

925In Stock

5,90 €

5,39 €

4,89 €

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC-10MHZ

ATMEGA644PV-10AU
Microchip Technology
1: 6,06 €
458In Stock

Mfr. Part No.
ATMEGA644PV-10AU

Mouser Part No
556-ATMEGA644PV10AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC-10MHZ

Datasheet

458In Stock

6,06 €

5,56 €

5,02 €

Min.: 1
Mult.: 1

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

ATMEGA649A-AUR
Microchip Technology
1: 6,20 €
1.925In Stock

Mfr. Part No.
ATMEGA649A-AUR

Mouser Part No
556-ATMEGA649A-AUR

Microchip Technology

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

Datasheet

1.925In Stock

Cut Tape

6,20 €

5,68 €

5,15 €

Reel

5,15 €

Min.: 1
Mult.: 1

Reel: 1.000

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

ATMEGA64A-AUR
Microchip Technology
1: 5,09 €
299In Stock

Mfr. Part No.
ATMEGA64A-AUR

Mouser Part No
556-ATMEGA64A-AUR

Microchip Technology

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

Datasheet

299In Stock

Cut Tape

5,09 €

4,68 €

4,23 €

Reel

4,23 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.000

8-bit Microcontrollers - MCU 16 MHz, 85DEG

ATMEGA64M1-MU
Microchip Technology
1: 5,93 €
841In Stock

Mfr. Part No.
ATMEGA64M1-MU

Mouser Part No
556-ATMEGA64M1-MU

Microchip Technology

8-bit Microcontrollers - MCU 16 MHz, 85DEG

Datasheet

841In Stock

5,93 €

5,44 €

4,94 €

Min.: 1
Mult.: 1

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

ATMEGA644P-20PU
Microchip Technology
1: 6,44 €
516In Stock

Mfr. Part No.
ATMEGA644P-20PU

Mouser Part No
556-ATMEGA644P-20PU

Microchip Technology

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

Datasheet

516In Stock

6,44 €

5,90 €

5,35 €

Min.: 1
Mult.: 1

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

ATMEGA64-16AUR
Microchip Technology
1: 9,02 €
148In Stock
1.000Expected 4/20/2026

Mfr. Part No.
ATMEGA64-16AUR

Mouser Part No
556-ATMEGA64-16AUR

Microchip Technology

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

Datasheet

148In Stock

1.000Expected 4/20/2026

Cut Tape

9,02 €

8,27 €

7,49 €

Reel

7,49 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.000

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

ATMEGA64-16MU
Microchip Technology
1: 8,86 €
25In Stock

Mfr. Part No.
ATMEGA64-16MU

Mouser Part No
556-ATMEGA64-16MU

Microchip Technology

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

Datasheet

25In Stock

8,86 €

8,14 €

7,36 €

Min.: 1
Mult.: 1

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

ATMEGA640V-8AUR
Microchip Technology
1: 9,01 €
1.174In 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

Datasheet

1.174In Stock

Cut Tape

9,01 €

8,26 €

7,48 €

Reel

7,48 €

Min.: 1
Mult.: 1

Reel: 1.500

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

ATMEGA644-20AUR
Microchip Technology
1: 6,04 €
13In Stock
4.000Expected 2/19/2026

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

Datasheet

13In Stock

4.000Expected 2/19/2026

Cut Tape

6,04 €

5,53 €

5,00 €

Reel

5,00 €

Min.: 1
Mult.: 1

Reel: 2.000

8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins

ATMEGA644-20PU
Microchip Technology
1: 6,28 €
57In Stock

Mfr. Part No.
ATMEGA644-20PU

Mouser Part No
556-ATMEGA644-20PU

Microchip Technology

8-bit Microcontrollers - MCU 64kB Flash 2kB EEPROM 32 I/O Pins

Datasheet

57In Stock

6,28 €

5,74 €

5,20 €

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-AU
Microchip Technology
1: 4,76 €
696In Stock

Mfr. Part No.
ATMEGA644A-AU

Mouser Part No
556-ATMEGA644A-AU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Datasheet

696In Stock

4,76 €

4,35 €

3,94 €

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-MU
Microchip Technology
1: 4,76 €
93In Stock

Mfr. Part No.
ATMEGA644A-MU

Mouser Part No
556-ATMEGA644A-MU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Datasheet

93In Stock

4,76 €

4,35 €

3,94 €

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 20 MHz Ind Temp

ATMEGA644A-PU
Microchip Technology
1: 5,07 €
235In Stock
280Expected 3/19/2026

Mfr. Part No.
ATMEGA644A-PU

Mouser Part No
556-ATMEGA644A-PU

Microchip Technology

8-bit Microcontrollers - MCU 20 MHz Ind Temp

Datasheet

235In Stock

280Expected 3/19/2026

5,07 €

4,64 €

4,21 €

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

Datasheet

200In Stock

6,06 €

5,56 €

5,02 €

Min.: 1
Mult.: 1

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

ATMEGA645A-AU
Microchip Technology
1: 5,49 €
94In Stock

Mfr. Part No.
ATMEGA645A-AU

Mouser Part No
556-ATMEGA645A-AU

Microchip Technology

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

Datasheet

94In Stock

5,49 €

5,04 €

4,56 €

Min.: 1
Mult.: 1

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

ATMEGA649A-AU
Microchip Technology
1: 6,05 €
26In Stock

Mfr. Part No.
ATMEGA649A-AU

Mouser Part No
556-ATMEGA649A-AU

Microchip Technology

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

Datasheet

26In Stock

6,05 €

5,54 €

5,01 €

Min.: 1
Mult.: 1

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

ATMEGA64L-8AU
Microchip Technology
1: 8,86 €
22In Stock
360Expected 4/16/2026

Mfr. Part No.
ATMEGA64L-8AU

Mouser Part No
556-ATMEGA64L-8AU

Microchip Technology

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

Datasheet

22In Stock

360Expected 4/16/2026

8,86 €

8,14 €

7,36 €

Min.: 1
Mult.: 1