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ATmega128x Series 8-bit Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Core	Program Memory Size	Data RAM Size	Package / Case	Maximum Clock Frequency	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Bus Width	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins ATMEGA1281-16AU Microchip Technology 1: $11.42 6,487In Stock	Mfr. Part # ATMEGA1281-16AU Mouser Part # 556-ATMEGA1281-16AU	Microchip Technology	8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins	Datasheet	6,487In Stock	$11.42 $10.49 $9.50	Min.: 1 Mult.: 1	AVR	128 kB	8 kB	TQFP-64	16 MHz	10 bit	54 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Tray
8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM,4KB EEPROM ATMEGA1280-16AUR Microchip Technology 1: $14.24 4,627In Stock	Mfr. Part # ATMEGA1280-16AUR Mouser Part # 556-ATMEGA1280-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM,4KB EEPROM	Datasheet	4,627In Stock	Cut Tape $14.24 $13.87 Reel $11.83 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	AVR	128 kB	8 kB	TQFP-100	16 MHz	10 bit	86 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 86 I/O Pins ATMEGA1280-16AU Microchip Technology 1: $14.05 181In Stock 540Expected 10/14/2026	Mfr. Part # ATMEGA1280-16AU Mouser Part # 556-ATMEGA1280-16AU	Microchip Technology	8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 86 I/O Pins	Datasheet	181In Stock 540Expected 10/14/2026	$14.05 $12.89 $11.66	Min.: 1 Mult.: 1	AVR	128 kB	8 kB	TQFP-100	16 MHz	10 bit	86 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Tray
8-bit Microcontrollers - MCU AVR 128K FLSH 8K SRAM 4KB EE-8MHZ ATMEGA1280V-8AU Microchip Technology 1: $14.05 64In Stock	Mfr. Part # ATMEGA1280V-8AU Mouser Part # 556-ATMEGA1280V8AU	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FLSH 8K SRAM 4KB EE-8MHZ	Datasheet	64In Stock	$14.05 $12.89 $11.66	Min.: 1 Mult.: 1	AVR	128 kB	8 kB	TQFP-100	8 MHz	10 bit	86 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Tray
8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM 4KB EE 5.0V ATMEGA1281-16MU Microchip Technology 1: $11.42 229In Stock 520Expected 5/13/2027	Mfr. Part # ATMEGA1281-16MU Mouser Part # 556-ATMEGA1281-16MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM 4KB EE 5.0V	Datasheet	229In Stock 520Expected 5/13/2027	$11.42 $10.49 $9.50	Min.: 1 Mult.: 1	AVR	128 kB	8 kB	QFN-64	16 MHz	10 bit	54 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Tray
8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins ATMEGA1281V-8MU Microchip Technology 1: $11.42 522In Stock	Mfr. Part # ATMEGA1281V-8MU Mouser Part # 556-ATMEGA1281V8MU	Microchip Technology	8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins	Datasheet	522In Stock	$11.42 $10.49 $9.50	Min.: 1 Mult.: 1	AVR	128 kB	8 kB	MLF-64	8 MHz	10 bit	54 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Tray
8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM,4KB EEPROM ATMEGA1280V-8AUR Microchip Technology 1: $14.24 349In Stock	Mfr. Part # ATMEGA1280V-8AUR Mouser Part # 556-ATMEGA1280V-8AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM,4KB EEPROM	Datasheet	349In Stock	Cut Tape $14.24 $13.87 Reel $11.83 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	AVR	128 kB	8 kB	TQFP-100	8 MHz			1.8 V	5.5 V	SMD/SMT	8 bit			ATmega128x	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM,4KB EEPROM ATMEGA1281-16AUR Microchip Technology 1: $11.62 157In Stock 1,000Expected 1/26/2027	Mfr. Part # ATMEGA1281-16AUR Mouser Part # 556-ATMEGA1281-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FLASH 8K SRAM,4KB EEPROM	Datasheet	157In Stock 1,000Expected 1/26/2027	Cut Tape $11.62 $11.31 Reel $9.64 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	AVR	128 kB	8 kB	TQFP-64	16 MHz			2.7 V	5.5 V	SMD/SMT	8 bit			ATmega128x	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 128K FL 8K SRAM 4KB EE 8MHZ IND 1.8V ATMEGA1281V-8AUR Microchip Technology 1: $11.52 14In Stock 2,000Expected 3/18/2027	Mfr. Part # ATMEGA1281V-8AUR Mouser Part # 556-ATMEGA1281V-8AUR	Microchip Technology	8-bit Microcontrollers - MCU 128K FL 8K SRAM 4KB EE 8MHZ IND 1.8V	Datasheet	14In Stock 2,000Expected 3/18/2027	Cut Tape $11.52 $11.24 Reel $9.57 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	AVR	128 kB	8 kB	TQFP-64	8 MHz	10 bit	54 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins ATMEGA1281V-8AU Microchip Technology 1: $11.42 14In Stock 2,070On Order	Mfr. Part # ATMEGA1281V-8AU Mouser Part # 556-ATMEGA1281V8AU	Microchip Technology	8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 54 I/O Pins	Datasheet	14In Stock 2,070On Order On Order Ship Dates Mfr. #: ATMEGA1281V-8AU Stock: 14 Can Ship Immediately On Order: 1,170 Expected 2/15/2027 900 Expected 2/23/2027 Factory Lead-Time: 40 Weeks	$11.42 $10.49 $9.50	Min.: 1 Mult.: 1	AVR	128 kB	8 kB	TQFP-64	8 MHz	10 bit	54 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Tray
8-bit Microcontrollers - MCU 128K FL 8K SRAM 4KB EE 16MHZ IND 5V ATMEGA1281-16MUR Microchip Technology 4,000: $9.64 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # ATMEGA1281-16MUR Mouser Part # 556-ATMEGA1281-16MUR	Microchip Technology	8-bit Microcontrollers - MCU 128K FL 8K SRAM 4KB EE 16MHZ IND 5V	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $9.64	Min.: 4,000 Mult.: 4,000 : 4,000	AVR	128 kB	8 kB	QFN-64	16 MHz	10 bit	54 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega128x	Reel
8-bit Microcontrollers - MCU AVR 128K FL 8K SRAM 4KB EE 8MHZ IND 1.8V ATMEGA1281V-8MUR Microchip Technology 4,000: $9.57 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # ATMEGA1281V-8MUR Mouser Part # 556-ATMEGA1281V-8MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 128K FL 8K SRAM 4KB EE 8MHZ IND 1.8V	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $9.57	Min.: 4,000 Mult.: 4,000 : 4,000	AVR			MLF-64	8 MHz			1.8 V	5.5 V	SMD/SMT	8 bit			ATmega128x	Reel

ATmega128x Series 8-bit Microcontrollers - MCU

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